Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: diagrams (user goal)
rejecting: diagrams-1.3, 1.2, 1.1.0.1, 1.1, 1.0.0.1, 1.0, 0.7.1.1, 0.7.1, 0.7,
0.6 (global constraint requires ==0.5)
trying: diagrams-0.5
next goal: diagrams-cairo (dependency of diagrams-0.5)
rejecting: diagrams-cairo-1.3.0.5, 1.3.0.4, 1.3.0.3, 1.3.0.2, 1.3.0.1, 1.3,
1.2.0.7, 1.2.0.6, 1.2.0.5, 1.2.0.4, 1.2.0.3, 1.2.0.2, 1.2.0.1, 1.2, 1.1.0.2,
1.1.0.1, 1.1, 1.0.1.2, 1.0.1.1, 1.0.1, 1.0, 0.7, 0.6 (conflict: diagrams =>
diagrams-cairo>=0.5 && <0.6)
trying: diagrams-cairo-0.5.0.2
next goal: base (dependency of diagrams-cairo-0.5.0.2)
rejecting: base-4.8.1.0/installed-4f7... (conflict: diagrams-cairo =>
base>=4.2 && <4.6)
rejecting: base-4.8.1.0, 4.8.0.0, 4.7.0.2, 4.7.0.1, 4.7.0.0, 4.6.0.1, 4.6.0.0,
4.5.1.0, 4.5.0.0, 4.4.1.0, 4.4.0.0, 4.3.1.0, 4.3.0.0, 4.2.0.2, 4.2.0.1,
4.2.0.0, 4.1.0.0, 4.0.0.0, 3.0.3.2, 3.0.3.1 (global constraint requires
installed instance)
Dependency tree exhaustively searched.