Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: sbv (user goal)
rejecting: sbv-5.5, 5.4, 5.3, 5.2, 5.1, 5.0, 4.4, 4.3, 4.2, 4.1, 4.0, 3.5,
3.4, 3.3, 3.2, 3.1, 3.0, 2.10, 2.9, 2.8, 2.7, 2.6, 2.5, 2.4, 2.3, 2.2, 2.1,
2.0, 1.4, 1.3, 1.2, 1.1, 1.0, 0.9.24, 0.9.23, 0.9.22, 0.9.21, 0.9.20, 0.9.19,
0.9.18, 0.9.17, 0.9.16, 0.9.15, 0.9.14, 0.9.13, 0.9.12, 0.9.11, 0.9.10, 0.9.9,
0.9.8, 0.9.7, 0.9.6, 0.9.5, 0.9.4, 0.9.3, 0.9.2, 0.9.1 (global constraint
requires ==0.9)
trying: sbv-0.9
trying: base-4.8.1.0/installed-4f7... (dependency of sbv-0.9)
trying: directory-1.2.2.0/installed-258... (dependency of sbv-0.9)
next goal: haskell98 (dependency of sbv-0.9)
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:
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.