Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: husk-scheme (user goal)
rejecting: husk-scheme-3.19.1, 3.19, 3.18, 3.17.1, 3.17, 3.16.1, 3.16, 3.15.2,
3.15.1, 3.15, 3.14, 3.13, 3.12, 3.11, 3.10, 3.9, 3.8, 3.7, 3.6.3, 3.6.2,
3.6.1, 3.6, 3.5.7, 3.5.6, 3.5.5, 3.5.4, 3.5.3.2, 3.5.3.1, 3.5.3, 3.5.2.3,
3.5.2.2, 3.5.2.1, 3.5.2, 3.5.1, 3.4.4, 3.4.3 (global constraint requires
==3.4.2)
trying: husk-scheme-3.4.2
trying: base-4.8.1.0/installed-4f7... (dependency of husk-scheme-3.4.2)
trying: ghc-7.10.2/installed-a64... (dependency of husk-scheme-3.4.2)
next goal: haskell98 (dependency of husk-scheme-3.4.2)
rejecting: haskell98-2.0.0.3 (conflict: base==4.8.1.0/installed-4f7...,
haskell98 => base>=4.7 && <4.8)
rejecting: haskell98-2.0.0.2 (conflict: base==4.8.1.0/installed-4f7...,
haskell98 => base==4.6.*)
rejecting: haskell98-2.0.0.1, 2.0.0.0 (conflict: ghc =>
directory==1.2.2.0/installed-258..., haskell98 => directory>=1.1 && <1.2)
rejecting: haskell98-1.1.0.1, 1.1.0.0, 1.0.1.1 (conflict:
base==4.8.1.0/installed-4f7..., haskell98 => base>=3 && <4.6)
rejecting: haskell98-1.0.1.0 (conflict: base==4.8.1.0/installed-4f7...,
haskell98 => base<4.6)
rejecting: haskell98-1.0 (conflict: base==4.8.1.0/installed-4f7..., haskell98
=> base<4.3)
Dependency tree exhaustively searched.