At the time of the last Lintian run, the following possible problems were found in packages maintained by Daniel Dehennin <firstname.lastname@example.org>, listed by source package. See also the full report, including info, experimental and overridden tags. Also see their QA overview.
perl6-tap-harness (0.20180415-1) [Uploader] §
rakudo (2018.06-1) [Uploader] §