Resolving dependencies...
cabal: Could not resolve dependencies:
trying: forml-0.2 (user goal)
trying: base-4.8.1.0/installed-4f7... (dependency of forml-0.2)
next goal: zlib (dependency of forml-0.2)
rejecting: zlib-0.6.1.1, 0.6.1.0, 0.6.0.2, 0.6.0.1, 0.6.0.0, 0.5.4.2, 0.5.4.1
(conflict: forml => zlib==0.5.4.0)
rejecting: zlib-0.5.4.0 (conflict: base==4.8.1.0/installed-4f7..., zlib =>
base>=3 && <4.8)
rejecting: zlib-0.5.3.3, 0.5.3.2, 0.5.3.1, 0.5.2.0, 0.5.0.0, 0.4.0.4, 0.4.0.3,
0.4.0.2, 0.4.0.1, 0.4, 0.3, 0.2 (conflict: forml => zlib==0.5.4.0)
Dependency tree exhaustively searched.