duplicate-font-filealso in (fonts-aenigma)[usr/lib/python3/dist-packages/singularity/data/themes/default/fonts/acknowtt.ttf]
mismatched-overrideduplicate-font-file usr/lib/python3/dist-packages/singularity/data/themes/default/fonts/acknowtt.ttf also in ttf-aenigma[usr/share/lintian/overrides/singularity:2]