Resolving dependencies... cabal: Could not resolve dependencies: trying: manatee-reader-0.1.1 (user goal) trying: base-4.8.1.0/installed-4f7... (dependency of manatee-reader-0.1.1) next goal: webkit (dependency of manatee-reader-0.1.1) rejecting: webkit-0.14.1.0, 0.13.1.3, 0.13.1.2, 0.13.1.1, 0.13.1.0, 0.13.0.3, 0.13.0.2, 0.13.0.1, 0.13.0.0, 0.12.6.1, 0.12.6.0, 0.12.5.3, 0.12.5.2, 0.12.5.1, 0.12.5, 0.12.4, 0.12.3, 0.12.2 (conflict: manatee-reader => webkit>=0.12.0 && <0.12.2) trying: webkit-0.12.1 next goal: pango (dependency of webkit-0.12.1) rejecting: pango-0.13.1.0, 0.13.0.5, 0.13.0.4, 0.13.0.3, 0.13.0.2, 0.13.0.1, 0.13.0.0 (conflict: webkit => pango>=0.12 && <0.13) rejecting: pango-0.12.5.3 (conflict: cairo==0.12.4, pango => cairo>=0.12.5.3 && <0.13) rejecting: pango-0.12.5.0 (conflict: cairo==0.12.4, pango => cairo>=0.12.5 && <0.13) trying: pango-0.12.4 trying: directory-1.2.2.0/installed-258... (dependency of pango-0.12.4) next goal: haskell98 (dependency of webkit-0.12.1) rejecting: haskell98-2.0.0.3 (conflict: base==4.8.1.0/installed-4f7..., haskell98 => base>=4.7 && <4.8) rejecting: haskell98-2.0.0.2 (conflict: base==4.8.1.0/installed-4f7..., haskell98 => base==4.6.*) rejecting: haskell98-2.0.0.1, 2.0.0.0 (conflict: directory==1.2.2.0/installed-258..., haskell98 => directory>=1.1 && <1.2) rejecting: haskell98-1.1.0.1, 1.1.0.0, 1.0.1.1 (conflict: base==4.8.1.0/installed-4f7..., haskell98 => base>=3 && <4.6) rejecting: haskell98-1.0.1.0 (conflict: base==4.8.1.0/installed-4f7..., haskell98 => base<4.6) rejecting: haskell98-1.0 (conflict: base==4.8.1.0/installed-4f7..., haskell98 => base<4.3) Dependency tree exhaustively searched.