ishitatsuyuki [1] filed a deletion request for haskell-alure [2]:

Sorry, even I created this package, but it's implemation is outdated(even in hackage), so it can't be built. Let us delete this package.

[1] https://aur.archlinux.org/account/ishitatsuyuki/ [2] https://aur.archlinux.org/pkgbase/haskell-alure/