CRAN Package Check Results for Package ecostats

Last updated on 2022-06-15 07:52:03 CEST.

Flavor	Version	Tinstall	Tcheck	Ttotal	Status	Flags
r-devel-linux-x86_64-debian-clang	1.1.8	13.24	1220.36	1233.60	ERROR
r-devel-linux-x86_64-debian-gcc	1.1.8	10.55	864.72	875.27	NOTE
r-devel-linux-x86_64-fedora-clang	1.1.8			1547.36	NOTE
r-devel-linux-x86_64-fedora-gcc	1.1.8			184.39	ERROR
r-devel-windows-x86_64	1.1.8	60.00	1239.00	1299.00	NOTE
r-patched-linux-x86_64	1.1.8	12.87	1179.95	1192.82	NOTE
r-release-linux-x86_64	1.1.8	10.60	1219.09	1229.69	NOTE
r-release-macos-arm64	1.1.8			356.00	ERROR
r-release-macos-x86_64	1.1.8			512.00	ERROR
r-release-windows-x86_64	1.1.8	61.00	1297.00	1358.00	NOTE
r-oldrel-macos-arm64	1.1.8			415.00	WARN
r-oldrel-macos-x86_64	1.1.8			542.00	WARN
r-oldrel-windows-ix86+x86_64	1.1.8	28.00	1427.00	1455.00	ERROR

Check Details

Version: 1.1.8
Check: package dependencies
Result: NOTE
    Package suggested but not available for checking: 'ecomix'
Flavors: r-devel-linux-x86_64-debian-clang, r-devel-linux-x86_64-debian-gcc, r-devel-linux-x86_64-fedora-clang, r-devel-linux-x86_64-fedora-gcc, r-devel-windows-x86_64, r-patched-linux-x86_64, r-release-linux-x86_64, r-release-macos-arm64, r-release-macos-x86_64, r-release-windows-x86_64, r-oldrel-macos-arm64, r-oldrel-macos-x86_64, r-oldrel-windows-ix86+x86_64

Version: 1.1.8
Check: re-building of vignette outputs
Result: ERROR
    Error(s) in re-building vignettes:
     ...
    --- re-building 'Chapter10Solutions.Rmd' using rmarkdown
    Quitting from lines 140-144 (Chapter10Solutions.Rmd)
    Error: processing vignette 'Chapter10Solutions.Rmd' failed with diagnostics:
    S[[1]] matrix is not +ve definite.
    --- failed re-building 'Chapter10Solutions.Rmd'
    
    --- re-building 'Chapter11Solutions.Rmd' using rmarkdown
    --- finished re-building 'Chapter11Solutions.Rmd'
    
    --- re-building 'Chapter12Solutions.Rmd' using rmarkdown
    --- finished re-building 'Chapter12Solutions.Rmd'
    
    --- re-building 'Chapter13Solutions.Rmd' using rmarkdown
    --- finished re-building 'Chapter13Solutions.Rmd'
    
    --- re-building 'Chapter14Solutions.Rmd' using rmarkdown
    --- finished re-building 'Chapter14Solutions.Rmd'
    
    --- re-building 'Chapter15Solutions.Rmd' using rmarkdown
    --- finished re-building 'Chapter15Solutions.Rmd'
    
    --- re-building 'Chapter16Solutions.Rmd' using rmarkdown
    --- finished re-building 'Chapter16Solutions.Rmd'
    
    --- re-building 'Chapter17Solutions.Rmd' using rmarkdown
    --- finished re-building 'Chapter17Solutions.Rmd'
    
    --- re-building 'Chapter1Solutions.Rmd' using rmarkdown
    --- finished re-building 'Chapter1Solutions.Rmd'
    
    --- re-building 'Chapter2Solutions.Rmd' using rmarkdown
    --- finished re-building 'Chapter2Solutions.Rmd'
    
    --- re-building 'Chapter3Solutions.Rmd' using rmarkdown
    --- finished re-building 'Chapter3Solutions.Rmd'
    
    --- re-building 'Chapter4Solutions.Rmd' using rmarkdown
    --- finished re-building 'Chapter4Solutions.Rmd'
    
    --- re-building 'Chapter5Solutions.Rmd' using rmarkdown
    --- finished re-building 'Chapter5Solutions.Rmd'
    
    --- re-building 'Chapter6Solutions.Rmd' using rmarkdown
    In addition: There were 50 or more warnings (use warnings() to see the first 50)
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
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    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
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    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
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    boundary (singular) fit: see help('isSingular')
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    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
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    boundary (singular) fit: see help('isSingular')
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    boundary (singular) fit: see help('isSingular')
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    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
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    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    --- finished re-building 'Chapter6Solutions.Rmd'
    
    --- re-building 'Chapter7Solutions.Rmd' using rmarkdown
    --- finished re-building 'Chapter7Solutions.Rmd'
    
    --- re-building 'Chapter8Solutions.Rmd' using rmarkdown
    --- finished re-building 'Chapter8Solutions.Rmd'
    
    --- re-building 'Chapter9Solutions.Rmd' using rmarkdown
    --- finished re-building 'Chapter9Solutions.Rmd'
    
    --- re-building 'eco-stats.Rmd' using rmarkdown
    --- finished re-building 'eco-stats.Rmd'
    
    SUMMARY: processing the following file failed:
     'Chapter10Solutions.Rmd'
    
    Error: Vignette re-building failed.
    Execution halted
Flavor: r-devel-linux-x86_64-debian-clang

Version: 1.1.8
Check: re-building of vignette outputs
Result: ERROR
    Error(s) in re-building vignettes:
    --- re-building ‘Chapter10Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter10Solutions.Rmd’
    
    --- re-building ‘Chapter11Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter11Solutions.Rmd’
    
    --- re-building ‘Chapter12Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter12Solutions.Rmd’
    
    --- re-building ‘Chapter13Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter13Solutions.Rmd’
    
    --- re-building ‘Chapter14Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter14Solutions.Rmd’
    
    --- re-building ‘Chapter15Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter15Solutions.Rmd’
    
    --- re-building ‘Chapter16Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter16Solutions.Rmd’
    
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    --- finished re-building ‘Chapter17Solutions.Rmd’
    
    --- re-building ‘Chapter1Solutions.Rmd’ using rmarkdown
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    --- re-building ‘Chapter4Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter4Solutions.Rmd’
    
    --- re-building ‘Chapter5Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter5Solutions.Rmd’
    
    --- re-building ‘Chapter6Solutions.Rmd’ using rmarkdown
    In addition: There were 50 or more warnings (use warnings() to see the first 50)
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    --- finished re-building ‘Chapter6Solutions.Rmd’
    
    --- re-building ‘Chapter7Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter7Solutions.Rmd’
    
    --- re-building ‘Chapter8Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter8Solutions.Rmd’
    
    --- re-building ‘Chapter9Solutions.Rmd’ using rmarkdown
Flavor: r-devel-linux-x86_64-fedora-gcc

Version: 1.1.8
Check: re-building of vignette outputs
Result: ERROR
    Error(s) in re-building vignettes:
    --- re-building ‘Chapter10Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter10Solutions.Rmd’
    
    --- re-building ‘Chapter11Solutions.Rmd’ using rmarkdown
    Quitting from lines 174-178 (Chapter11Solutions.Rmd)
    Error: processing vignette 'Chapter11Solutions.Rmd' failed with diagnostics:
    Incorrect number of arguments (4), expecting 3 for 'getParameterOrder'
    --- failed re-building ‘Chapter11Solutions.Rmd’
    
    --- re-building ‘Chapter12Solutions.Rmd’ using rmarkdown
    Quitting from lines 148-152 (Chapter12Solutions.Rmd)
    Error: processing vignette 'Chapter12Solutions.Rmd' failed with diagnostics:
    Incorrect number of arguments (4), expecting 3 for 'getParameterOrder'
    --- failed re-building ‘Chapter12Solutions.Rmd’
    
    --- re-building ‘Chapter13Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter13Solutions.Rmd’
    
    --- re-building ‘Chapter14Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter14Solutions.Rmd’
    
    --- re-building ‘Chapter15Solutions.Rmd’ using rmarkdown
    Quitting from lines 170-175 (Chapter15Solutions.Rmd)
    Error: processing vignette 'Chapter15Solutions.Rmd' failed with diagnostics:
    Incorrect number of arguments (4), expecting 3 for 'getParameterOrder'
    --- failed re-building ‘Chapter15Solutions.Rmd’
    
    --- re-building ‘Chapter16Solutions.Rmd’ using rmarkdown
    Quitting from lines 150-162 (Chapter16Solutions.Rmd)
    Error: processing vignette 'Chapter16Solutions.Rmd' failed with diagnostics:
    Incorrect number of arguments (4), expecting 3 for 'getParameterOrder'
    --- failed re-building ‘Chapter16Solutions.Rmd’
    
    --- re-building ‘Chapter17Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter17Solutions.Rmd’
    
    --- re-building ‘Chapter1Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter1Solutions.Rmd’
    
    --- re-building ‘Chapter2Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter2Solutions.Rmd’
    
    --- re-building ‘Chapter3Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter3Solutions.Rmd’
    
    --- re-building ‘Chapter4Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter4Solutions.Rmd’
    
    --- re-building ‘Chapter5Solutions.Rmd’ using rmarkdown
    Quitting from lines 36-89 (Chapter5Solutions.Rmd)
    Error: processing vignette 'Chapter5Solutions.Rmd' failed with diagnostics:
    error in evaluating the argument 'x' in selecting a method for function 'mean': no applicable method for 'predict' applied to an object of class "lm"
    --- failed re-building ‘Chapter5Solutions.Rmd’
    
    --- re-building ‘Chapter6Solutions.Rmd’ using rmarkdown
    Quitting from lines 58-65 (Chapter6Solutions.Rmd)
    Error: processing vignette 'Chapter6Solutions.Rmd' failed with diagnostics:
    no applicable method for 'predict' applied to an object of class "c('lmerMod', 'merMod')"
    --- failed re-building ‘Chapter6Solutions.Rmd’
    
    --- re-building ‘Chapter7Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter7Solutions.Rmd’
    
    --- re-building ‘Chapter8Solutions.Rmd’ using rmarkdown
    Quitting from lines 52-64 (Chapter8Solutions.Rmd)
    Error: processing vignette 'Chapter8Solutions.Rmd' failed with diagnostics:
    no applicable method for 'predict' applied to an object of class "lm"
    --- failed re-building ‘Chapter8Solutions.Rmd’
    
    --- re-building ‘Chapter9Solutions.Rmd’ using rmarkdown
    Quitting from lines 291-305 (Chapter9Solutions.Rmd)
    Error: processing vignette 'Chapter9Solutions.Rmd' failed with diagnostics:
    no applicable method for 'predict' applied to an object of class "lm"
    --- failed re-building ‘Chapter9Solutions.Rmd’
    
    --- re-building ‘eco-stats.Rmd’ using rmarkdown
    --- finished re-building ‘eco-stats.Rmd’
    
    SUMMARY: processing the following files failed:
     ‘Chapter11Solutions.Rmd’ ‘Chapter12Solutions.Rmd’
     ‘Chapter15Solutions.Rmd’ ‘Chapter16Solutions.Rmd’
     ‘Chapter5Solutions.Rmd’ ‘Chapter6Solutions.Rmd’
     ‘Chapter8Solutions.Rmd’ ‘Chapter9Solutions.Rmd’
    
    Error: Vignette re-building failed.
    In addition: There were 50 or more warnings (use warnings() to see the first 50)
    Execution halted
Flavor: r-release-macos-arm64

Version: 1.1.8
Check: re-building of vignette outputs
Result: ERROR
    Error(s) in re-building vignettes:
    --- re-building ‘Chapter10Solutions.Rmd’ using rmarkdown
    Quitting from lines 149-151 (Chapter10Solutions.Rmd)
    Error: processing vignette 'Chapter10Solutions.Rmd' failed with diagnostics:
    S[[1]] matrix is not +ve definite.
    --- failed re-building ‘Chapter10Solutions.Rmd’
    
    --- re-building ‘Chapter11Solutions.Rmd’ using rmarkdown
    Quitting from lines 313-336 (Chapter11Solutions.Rmd)
    Error: processing vignette 'Chapter11Solutions.Rmd' failed with diagnostics:
    ill-conditioned G/R structure (CN = 13201512808168124.000000): use proper priors if you haven't or rescale data if you have
    
    --- failed re-building ‘Chapter11Solutions.Rmd’
    
    --- re-building ‘Chapter12Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter12Solutions.Rmd’
    
    --- re-building ‘Chapter13Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter13Solutions.Rmd’
    
    --- re-building ‘Chapter14Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter14Solutions.Rmd’
    
    --- re-building ‘Chapter15Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter15Solutions.Rmd’
    
    --- re-building ‘Chapter16Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter16Solutions.Rmd’
    
    --- re-building ‘Chapter17Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter17Solutions.Rmd’
    
    --- re-building ‘Chapter1Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter1Solutions.Rmd’
    
    --- re-building ‘Chapter2Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter2Solutions.Rmd’
    
    --- re-building ‘Chapter3Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter3Solutions.Rmd’
    
    --- re-building ‘Chapter4Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter4Solutions.Rmd’
    
    --- re-building ‘Chapter5Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter5Solutions.Rmd’
    
    --- re-building ‘Chapter6Solutions.Rmd’ using rmarkdown
    In addition: There were 50 or more warnings (use warnings() to see the first 50)
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    --- finished re-building ‘Chapter6Solutions.Rmd’
    
    --- re-building ‘Chapter7Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter7Solutions.Rmd’
    
    --- re-building ‘Chapter8Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter8Solutions.Rmd’
    
    --- re-building ‘Chapter9Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter9Solutions.Rmd’
    
    --- re-building ‘eco-stats.Rmd’ using rmarkdown
    --- finished re-building ‘eco-stats.Rmd’
    
    SUMMARY: processing the following files failed:
     ‘Chapter10Solutions.Rmd’ ‘Chapter11Solutions.Rmd’
    
    Error: Vignette re-building failed.
    Execution halted
Flavor: r-release-macos-x86_64

Version: 1.1.8
Check: re-building of vignette outputs
Result: WARN
    Error(s) in re-building vignettes:
    --- re-building ‘Chapter10Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter10Solutions.Rmd’
    
    --- re-building ‘Chapter11Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter11Solutions.Rmd’
    
    --- re-building ‘Chapter12Solutions.Rmd’ using rmarkdown
    Quitting from lines 148-152 (Chapter12Solutions.Rmd)
    Error: processing vignette 'Chapter12Solutions.Rmd' failed with diagnostics:
    Incorrect number of arguments (4), expecting 3 for 'getParameterOrder'
    --- failed re-building ‘Chapter12Solutions.Rmd’
    
    --- re-building ‘Chapter13Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter13Solutions.Rmd’
    
    --- re-building ‘Chapter14Solutions.Rmd’ using rmarkdown
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    --- finished re-building ‘Chapter14Solutions.Rmd’
    
    --- re-building ‘Chapter15Solutions.Rmd’ using rmarkdown
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     72 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     72 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     131 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     298 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     430 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     430 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     430 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     430 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     430 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     430 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     454 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     454 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     478 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     478 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     478 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     478 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     514 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     514 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     514 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     514 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     550 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     550 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     596 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     596 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     596 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in rrvglm.fitter(x = x, y = y, w = w, offset = offset, etastart = etastart, :
     convergence not obtained in 30 iterations
    --- finished re-building ‘Chapter15Solutions.Rmd’
    
    --- re-building ‘Chapter16Solutions.Rmd’ using rmarkdown
    Quitting from lines 150-162 (Chapter16Solutions.Rmd)
    Error: processing vignette 'Chapter16Solutions.Rmd' failed with diagnostics:
    Incorrect number of arguments (4), expecting 3 for 'getParameterOrder'
    --- failed re-building ‘Chapter16Solutions.Rmd’
    
    --- re-building ‘Chapter17Solutions.Rmd’ using rmarkdown
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
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    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     pseudoinverse used at 27.754
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     neighborhood radius 11.3
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     reciprocal condition number 0
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     There are other near singularities as well. 127.68
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     pseudoinverse used at 27.754
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     neighborhood radius 11.3
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     reciprocal condition number 0
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     There are other near singularities as well. 127.68
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     pseudoinverse used at 27.754
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     neighborhood radius 11.3
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     reciprocal condition number 0
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     There are other near singularities as well. 127.68
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     pseudoinverse used at 27.754
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     neighborhood radius 11.3
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     reciprocal condition number 0
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     There are other near singularities as well. 127.68
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     pseudoinverse used at 27.754
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     neighborhood radius 11.3
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     reciprocal condition number 0
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     There are other near singularities as well. 127.68
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    --- finished re-building ‘Chapter6Solutions.Rmd’
    
    --- re-building ‘Chapter7Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter7Solutions.Rmd’
    
    --- re-building ‘Chapter8Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter8Solutions.Rmd’
    
    --- re-building ‘Chapter9Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter9Solutions.Rmd’
    
    --- re-building ‘eco-stats.Rmd’ using rmarkdown
    --- finished re-building ‘eco-stats.Rmd’
    
    SUMMARY: processing the following files failed:
     ‘Chapter12Solutions.Rmd’ ‘Chapter16Solutions.Rmd’
    
    Error: Vignette re-building failed.
    Execution halted
Flavor: r-oldrel-macos-arm64

Version: 1.1.8
Check: re-building of vignette outputs
Result: WARN
    Error(s) in re-building vignettes:
    --- re-building ‘Chapter10Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter10Solutions.Rmd’
    
    --- re-building ‘Chapter11Solutions.Rmd’ using rmarkdown
    Quitting from lines 313-336 (Chapter11Solutions.Rmd)
    Error: processing vignette 'Chapter11Solutions.Rmd' failed with diagnostics:
    ill-conditioned G/R structure (CN = 13201512808168124.000000): use proper priors if you haven't or rescale data if you have
    
    --- failed re-building ‘Chapter11Solutions.Rmd’
    
    --- re-building ‘Chapter12Solutions.Rmd’ using rmarkdown
    Quitting from lines 148-152 (Chapter12Solutions.Rmd)
    Error: processing vignette 'Chapter12Solutions.Rmd' failed with diagnostics:
    Incorrect number of arguments (4), expecting 3 for 'getParameterOrder'
    --- failed re-building ‘Chapter12Solutions.Rmd’
    
    --- re-building ‘Chapter13Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter13Solutions.Rmd’
    
    --- re-building ‘Chapter14Solutions.Rmd’ using rmarkdown
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    --- finished re-building ‘Chapter14Solutions.Rmd’
    
    --- re-building ‘Chapter15Solutions.Rmd’ using rmarkdown
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning: glm.fit: fitted rates numerically 0 occurred
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     72 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     72 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     131 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     298 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     430 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     430 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     430 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     430 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     430 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     430 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     454 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     454 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     478 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     478 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     478 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     478 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     514 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     514 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     514 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     514 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     550 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     550 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     573 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     596 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     596 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in checkwz(wz, M = M, trace = trace, wzepsilon = control$wzepsilon) :
     596 diagonal elements of the working weights variable 'wz' have been replaced by 1.819e-12
    Warning in rrvglm.fitter(x = x, y = y, w = w, offset = offset, etastart = etastart, :
     convergence not obtained in 30 iterations
    --- finished re-building ‘Chapter15Solutions.Rmd’
    
    --- re-building ‘Chapter16Solutions.Rmd’ using rmarkdown
    Quitting from lines 150-162 (Chapter16Solutions.Rmd)
    Error: processing vignette 'Chapter16Solutions.Rmd' failed with diagnostics:
    Incorrect number of arguments (4), expecting 3 for 'getParameterOrder'
    --- failed re-building ‘Chapter16Solutions.Rmd’
    
    --- re-building ‘Chapter17Solutions.Rmd’ using rmarkdown
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    Warning: (1) Hessian is numerically singular: parameters are not uniquely determined
    In addition: Absolute convergence criterion was met, but relative criterion was not met
    --- finished re-building ‘Chapter17Solutions.Rmd’
    
    --- re-building ‘Chapter1Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter1Solutions.Rmd’
    
    --- re-building ‘Chapter2Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter2Solutions.Rmd’
    
    --- re-building ‘Chapter3Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter3Solutions.Rmd’
    
    --- re-building ‘Chapter4Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter4Solutions.Rmd’
    
    --- re-building ‘Chapter5Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter5Solutions.Rmd’
    
    --- re-building ‘Chapter6Solutions.Rmd’ using rmarkdown
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     pseudoinverse used at 27.754
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     neighborhood radius 11.3
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     reciprocal condition number 0
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     There are other near singularities as well. 127.68
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     pseudoinverse used at 27.754
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     neighborhood radius 11.3
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     reciprocal condition number 0
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     There are other near singularities as well. 127.68
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     pseudoinverse used at 27.754
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     neighborhood radius 11.3
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     reciprocal condition number 0
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     There are other near singularities as well. 127.68
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     pseudoinverse used at 27.754
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     neighborhood radius 11.3
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     reciprocal condition number 0
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     There are other near singularities as well. 127.68
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     pseudoinverse used at 27.754
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     neighborhood radius 11.3
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     reciprocal condition number 0
    Warning in simpleLoess(y, x, w, span, degree = degree, parametric = FALSE, :
     There are other near singularities as well. 127.68
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
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    boundary (singular) fit: see help('isSingular')
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    boundary (singular) fit: see help('isSingular')
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    boundary (singular) fit: see help('isSingular')
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    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
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    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
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    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
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    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    boundary (singular) fit: see help('isSingular')
    --- finished re-building ‘Chapter6Solutions.Rmd’
    
    --- re-building ‘Chapter7Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter7Solutions.Rmd’
    
    --- re-building ‘Chapter8Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter8Solutions.Rmd’
    
    --- re-building ‘Chapter9Solutions.Rmd’ using rmarkdown
    --- finished re-building ‘Chapter9Solutions.Rmd’
    
    --- re-building ‘eco-stats.Rmd’ using rmarkdown
    --- finished re-building ‘eco-stats.Rmd’
    
    SUMMARY: processing the following files failed:
     ‘Chapter11Solutions.Rmd’ ‘Chapter12Solutions.Rmd’
     ‘Chapter16Solutions.Rmd’
    
    Error: Vignette re-building failed.
    Execution halted
Flavor: r-oldrel-macos-x86_64

Version: 1.1.8
Check: PDF version of manual
Result: WARN
    LaTeX errors when creating PDF version.
    This typically indicates Rd problems.
    LaTeX errors found:
    ! Package inputenc Error: Unicode char â<c2><80><c2><90> (U+2010)
    (inputenc) not set up for use with LaTeX.
    
    See the inputenc package documentation for explanation.
    Type H <return> for immediate help.
    ! Package inputenc Error: Unicode char â<c2><80><c2><90> (U+2010)
    (inputenc) not set up for use with LaTeX.
    
    See the inputenc package documentation for explanation.
    Type H <return> for immediate help.
Flavor: r-oldrel-windows-ix86+x86_64

Version: 1.1.8
Check: PDF version of manual without hyperrefs or index
Result: ERROR
Flavor: r-oldrel-windows-ix86+x86_64