cabal.out

# cabal check
Warning: These warnings may cause trouble when distributing the package:
Warning: In 'extra-source-files': the pattern '/home/user/file' does not match any files.
Warning: The following errors will cause portability problems on other environments:
Warning: 'extra-source-files: /home/user/file' specifies an absolute path, but the 'extra-source-files' field must use relative paths.
Warning: 'extra-source-files: /home/user/file' is not a good relative path: "posix absolute path"
Warning: Hackage would reject this package.