mrwillbarnz [1] filed a deletion request for haskell-haskell-src-exts [2]: Duplicate package that is already being built in 'community', and has been abandoned for some time. [1] https://aur.archlinux.org/account/mrwillbarnz/ [2] https://aur.archlinux.org/pkgbase/haskell-haskell-src-exts/