Package required but not available: ‘msa’

See section ‘The DESCRIPTION file’ in the ‘Writing R Extensions’
manual.
Package required but not available: ‘msa’

See section ‘The DESCRIPTION file’ in the ‘Writing R Extensions’
manual.
Namespaces in Imports field not imported from:
  ‘cowplot’ ‘testit’
  All declared Imports should be used.
Package required but not available: ‘ggmsa’

Package suggested but not available for checking: ‘org.Rn.eg.db’

See section ‘The DESCRIPTION file’ in the ‘Writing R Extensions’
manual.
Package required but not available: ‘ggmsa’

Package suggested but not available for checking: ‘org.Rn.eg.db’

See section ‘The DESCRIPTION file’ in the ‘Writing R Extensions’
manual.
Package suggested but not available for checking: ‘org.Rn.eg.db’

File 'image.textlinedetector/libs/x64/image.textlinedetector.dll':
  Found '_ZSt4cerr', possibly from 'std::cerr' (C++)
    Object: '../windows/opencv/lib/libopencv_core481.a'
  Found '_ZSt4cout', possibly from 'std::cout' (C++)
    Object: '../windows/opencv/lib/libopencv_core481.a'
  Found 'abort', possibly from 'abort' (C), 'runtime' (Fortran)
    Objects: '../windows/opencv/lib/libopencv_core481.a',
      '../windows/opencv/lib/libpng.a'
  Found 'exit', possibly from 'exit' (C), 'stop' (Fortran)
    Object: '../windows/opencv/lib/libjpeg.a'

Compiled code should not call entry points which might terminate R nor
write to stdout/stderr instead of to the console, nor use Fortran I/O
nor system RNGs nor [v]sprintf.

See 'Writing portable packages' in the 'Writing R Extensions' manual.
File 'image.textlinedetector/libs/x64/image.textlinedetector.dll':
  Found '_ZSt4cerr', possibly from 'std::cerr' (C++)
    Object: '../windows/opencv/lib/libopencv_core481.a'
  Found '_ZSt4cout', possibly from 'std::cout' (C++)
    Object: '../windows/opencv/lib/libopencv_core481.a'
  Found 'abort', possibly from 'abort' (C), 'runtime' (Fortran)
    Objects: '../windows/opencv/lib/libopencv_core481.a',
      '../windows/opencv/lib/libpng.a'
  Found 'exit', possibly from 'exit' (C), 'stop' (Fortran)
    Object: '../windows/opencv/lib/libjpeg.a'

Compiled code should not call entry points which might terminate R nor
write to stdout/stderr instead of to the console, nor use Fortran I/O
nor system RNGs nor [v]sprintf.

See 'Writing portable packages' in the 'Writing R Extensions' manual.
installed size is 21.7Mb
  sub-directories of 1Mb or more:
    libs   10.5Mb
    share  10.2Mb
installed size is 23.5Mb
  sub-directories of 1Mb or more:
    libs   12.3Mb
    share  10.2Mb
installed size is 21.6Mb
  sub-directories of 1Mb or more:
    libs   10.5Mb
    share  10.2Mb