Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: yesod-core (user goal)
rejecting: yesod-core-1.4.11, 1.4.10, 1.4.9.1, 1.4.9, 1.4.8.3, 1.4.8.2,
1.4.8.1, 1.4.8, 1.4.7.3, 1.4.7.2, 1.4.7.1, 1.4.7, 1.4.6.2, 1.4.6.1, 1.4.6,
1.4.5, 1.4.4.5, 1.4.4.4, 1.4.4.3, 1.4.4.2, 1.4.4.1, 1.4.4, 1.4.3.1, 1.4.3,
1.4.2, 1.4.1.1, 1.4.1, 1.4.0.2, 1.4.0.1, 1.4.0, 1.2.20.1, 1.2.20, 1.2.19.2,
1.2.19.1, 1.2.19, 1.2.18, 1.2.17, 1.2.16.1, 1.2.16, 1.2.15.2, 1.2.15.1,
1.2.15, 1.2.14, 1.2.13.1, 1.2.13, 1.2.12, 1.2.11.1, 1.2.11, 1.2.10, 1.2.9.2,
1.2.9.1, 1.2.9, 1.2.8, 1.2.7, 1.2.6.7, 1.2.6.6, 1.2.6.5, 1.2.6.4, 1.2.6.3,
1.2.6.2, 1.2.6.1, 1.2.6, 1.2.5, 1.2.4.5, 1.2.4.4, 1.2.4.3, 1.2.4.2, 1.2.4.1,
1.2.4, 1.2.3, 1.2.2, 1.2.1, 1.2.0.4, 1.2.0.3, 1.2.0.2, 1.2.0.1, 1.2.0,
1.1.8.3, 1.1.8.2, 1.1.8.1, 1.1.8, 1.1.7.2, 1.1.7.1, 1.1.7, 1.1.6.1, 1.1.6,
1.1.5, 1.1.4.2, 1.1.4.1, 1.1.4, 1.1.3.1, 1.1.3, 1.1.2.2, 1.1.2.1, 1.1.2,
1.1.1.2, 1.1.1.1, 1.1.1, 1.1.0.1 (global constraint requires ==1.1.0)
trying: yesod-core-1.1.0
trying: base-4.7.0.1/installed-e4b... (dependency of yesod-core-1.1.0)
next goal: lifted-base (dependency of yesod-core-1.1.0)
rejecting: lifted-base-0.2.3.6, 0.2.3.5, 0.2.3.4, 0.2.3.3, 0.2.3.2, 0.2.3.1,
0.2.3.0, 0.2.2.2, 0.2.2.1, 0.2.2.0, 0.2.1.2, 0.2.1.1, 0.2.1.0, 0.2.0.5,
0.2.0.4, 0.2.0.3, 0.2.0.2, 0.2.0.1, 0.2 (conflict: yesod-core =>
lifted-base>=0.1 && <0.2)
rejecting: lifted-base-0.1.2, 0.1.1.1 (conflict:
base==4.7.0.1/installed-e4b..., lifted-base => base>=3 && <4.7)
rejecting: lifted-base-0.1.1, 0.1.0.4, 0.1.0.3, 0.1.0.2 (conflict:
base==4.7.0.1/installed-e4b..., lifted-base => base>=3 && <4.6)
rejecting: lifted-base-0.1.0.1, 0.1 (conflict: base==4.7.0.1/installed-e4b...,
lifted-base => base>=3 && <4.5)
Dependency tree exhaustively searched.