MarsSeed [1] filed a deletion request for perl6-antlr4 [2]: Orphan, unused Perl6 module from 2017. Upstream not developed since 2019. [a] This is a VCS package in disguise, with fake pkgver. But nothing depends on it. [a]: https://github.com/drforr/perl6-ANTLR4 [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/perl6-antlr4/