‘gs+qpdf’ made some significant size reductions:
     compacted ‘Tutorial.pdf’ from 466Kb to 137Kb
  consider running tools::compactPDF(gs_quality = "ebook") on these files,
  or build the source package with --compact-vignettes=both
‘gs+qpdf’ made some significant size reductions:
     compacted ‘Tutorial.pdf’ from 466Kb to 137Kb
  consider running tools::compactPDF(gs_quality = "ebook") on these files,
  or build the source package with --compact-vignettes=both
‘gs+qpdf’ made some significant size reductions:
     compacted ‘Tutorial.pdf’ from 466Kb to 135Kb
  consider running tools::compactPDF(gs_quality = "ebook") on these files,
  or build the source package with --compact-vignettes=both
‘gs+qpdf’ made some significant size reductions:
     compacted ‘Tutorial.pdf’ from 466Kb to 135Kb
  consider running tools::compactPDF(gs_quality = "ebook") on these files,
  or build the source package with --compact-vignettes=both
File ‘dsdp/libs/dsdp.so’:
  Found non-API call to R: ‘Rf_allocSExp’
This entry point may be removed soon.

Compiled code should not call non-API entry points in R.

See ‘Writing portable packages’ in the ‘Writing R Extensions’ manual,
and section ‘Moving into C API compliance’ for issues with the use of
non-API entry points.
‘gs+qpdf’ made some significant size reductions:
     compacted ‘Tutorial.pdf’ from 466Kb to 137Kb
  consider running tools::compactPDF(gs_quality = "ebook") on these files,
  or build the source package with --compact-vignettes=both
‘gs+qpdf’ made some significant size reductions:
     compacted ‘Tutorial.pdf’ from 466Kb to 137Kb
  consider running tools::compactPDF(gs_quality = "ebook") on these files,
  or build the source package with --compact-vignettes=both
File ‘dsdp/libs/dsdp.so’:
  Found non-API call to R: ‘Rf_allocSExp’

Compiled code should not call non-API entry points in R.

See ‘Writing portable packages’ in the ‘Writing R Extensions’ manual,
and section ‘Moving into C API compliance’ for issues with the use of
non-API entry points.
File ‘dsdp/libs/dsdp.so’:
  Found non-API call to R: ‘Rf_allocSExp’

Compiled code should not call non-API entry points in R.

See ‘Writing portable packages’ in the ‘Writing R Extensions’ manual,
and section ‘Moving into C API compliance’ for issues with the use of
non-API entry points.