Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: yesod-platform (user goal)
rejecting: yesod-platform-1.2.13.3, 1.2.13.2, 1.2.13.1, 1.2.13 (global
constraint requires ==1.2.12.4)
trying: yesod-platform-1.2.12.4
next goal: yesod-test (dependency of yesod-platform-1.2.12.4)
rejecting: yesod-test-1.5.0.1, 1.5, 1.4.4, 1.4.3.1, 1.4.3, 1.4.2.2, 1.4.2.1,
1.4.2, 1.4.1.1, 1.4.1, 1.4.0.3, 1.4.0.2, 1.4.0.1, 1.4.0, 1.2.6, 1.2.5, 1.2.4,
1.2.3.2, 1.2.3.1 (conflict: yesod-platform => yesod-test==1.2.3)
trying: yesod-test-1.2.3
trying: attoparsec-0.13.0.1 (dependency of yesod-test-1.2.3)
trying: scientific-0.3.4.2 (dependency of attoparsec-0.13.0.1)
trying: vector-0.11.0.0 (dependency of scientific-0.3.4.2)
next goal: yesod-routes (dependency of yesod-platform-1.2.12.4)
rejecting: yesod-routes-1.2.0.7 (conflict: yesod-platform =>
yesod-routes==1.2.0.6)
rejecting: yesod-routes-1.2.0.6 (conflict: vector==0.11.0.0, yesod-routes =>
vector>=0.8 && <0.11)
rejecting: yesod-routes-1.2.0.5, 1.2.0.4, 1.2.0.3, 1.2.0.2, 1.2.0.1, 1.2.0,
1.1.2, 1.1.1.1, 1.1.1, 1.1.0.2, 1.1.0.1, 1.1.0, 1.0.1.2, 1.0.1.1, 1.0.1,
1.0.0, 0.0.1 (conflict: yesod-platform => yesod-routes==1.2.0.6)
Dependency tree exhaustively searched.