All reports of diff-contains-patch-failure-file for the archive. The extended description of this tag is:
The Debian diff or native package contains a file that looks like the files left behind by the patch utility when it cannot completely apply a diff. This may be left over from a patch applied by the maintainer. Normally such files should not be included in the package.
Severity: normal, Certainty: possible
Check: cruft, Type: source
This tag has not been emitted in any package tested by Lintian.