* checking for file ‘./DESCRIPTION’ ... OK
* preparing ‘mkin’:
* checking DESCRIPTION meta-information ... OK
* installing the package to build vignettes
* creating vignettes ... OK
* checking for LF line-endings in source and make files and shell scripts
* checking for empty or unneeded directories
* looking to see if a ‘data/datalist’ file should be added
* building ‘mkin_0.9.48.1.tar.gz’
Warnung in utils::tar(filepath, pkgname, compression = "gzip", compression_level = 9L, 
  storing paths of more than 100 bytes is not portable:
  ‘mkin/tests/figs/evaluations-according-to-the-nafta-guidance-from-2015/plot-nafta-analysis-sop-appendix-d.svg’