Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: gloss (user goal)
rejecting: gloss-1.10.2.3, gloss-1.10.2.2, gloss-1.10.2.1, gloss-1.10.1.1,
gloss-1.9.4.1, gloss-1.9.3.1, gloss-1.9.2.1, gloss-1.9.1.1, gloss-1.8.2.2,
gloss-1.8.2.1, gloss-1.8.1.2, gloss-1.8.1.1, gloss-1.8.0.1, gloss-1.7.8.4,
gloss-1.7.8.3, gloss-1.7.8.2, gloss-1.7.8.1, gloss-1.7.7.201204.1,
gloss-1.7.7.1, gloss-1.7.6.6, gloss-1.7.6.5, gloss-1.7.6.4, gloss-1.7.6.3,
gloss-1.7.6.2 (constraint from user target requires ==1.7.6.1)
trying: gloss-1.7.6.1
next goal: base (dependency of gloss-1.7.6.1)
rejecting: base-4.9.0.0/installed-4.9... (conflict: base =>
ghc-prim==0.5.0.0/installed-0.5..., gloss => ghc-prim==0.3.*)
rejecting: base-4.9.0.0, base-4.8.2.0, base-4.8.1.0, base-4.8.0.0,
base-4.7.0.2, base-4.7.0.1, base-4.7.0.0, base-4.6.0.1, base-4.6.0.0,
base-4.5.1.0, base-4.5.0.0, base-4.4.1.0, base-4.4.0.0, base-4.3.1.0,
base-4.3.0.0, base-4.2.0.2, base-4.2.0.1, base-4.2.0.0, base-4.1.0.0,
base-4.0.0.0, base-3.0.3.2, base-3.0.3.1 (constraint from non-upgradeable
package requires installed instance)
Dependency tree exhaustively searched.