Resolving dependencies... cabal: Could not resolve dependencies: trying: patronscraper-0.0.0.1 (user goal) trying: base-4.8.1.0/installed-4f7... (dependency of patronscraper-0.0.0.1) next goal: HandsomeSoup (dependency of patronscraper-0.0.0.1) rejecting: HandsomeSoup-0.4.2, 0.4 (conflict: patronscraper => HandsomeSoup>=0.3 && <0.4) trying: HandsomeSoup-0.3.5 next goal: MaybeT (dependency of HandsomeSoup-0.3.5) rejecting: MaybeT-0.1.2, 0.1.1 (conflict: base==4.8.1.0/installed-4f7..., MaybeT => base<4.8) rejecting: MaybeT-0.1.0 (conflict: base==4.8.1.0/installed-4f7..., MaybeT => base<4.3) Dependency tree exhaustively searched.