Package required but not available: ‘GenSA’

See section ‘The DESCRIPTION file’ in the ‘Writing R Extensions’
manual.
installed size is 14.3Mb
  sub-directories of 1Mb or more:
    libs  13.7Mb
installed size is 13.4Mb
  sub-directories of 1Mb or more:
    libs  12.8Mb
installed size is 14.3Mb
  sub-directories of 1Mb or more:
    libs  13.6Mb
installed size is 14.6Mb
  sub-directories of 1Mb or more:
    libs  14.0Mb