Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: cabal2arch (user goal)
rejecting: cabal2arch-1.1, cabal2arch-1.0, cabal2arch-0.8.0, cabal2arch-0.7.7,
cabal2arch-0.7.6, cabal2arch-0.7.5, cabal2arch-0.7.4, cabal2arch-0.7.3,
cabal2arch-0.7.2, cabal2arch-0.7, cabal2arch-0.6.1, cabal2arch-0.6,
cabal2arch-0.5.3, cabal2arch-0.5.2 (constraint from user target requires
==0.5.1)
trying: cabal2arch-0.5.1
next goal: base (dependency of cabal2arch-0.5.1)
rejecting: base-4.9.0.0/installed-4.9... (conflict: cabal2arch => base<4 ||
<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.