Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: kmeans-par (user goal)
rejecting: kmeans-par-1.5.1, 1.5.0, 1.4.2, 1.4.1, 1.4.0, 1.3.0, 1.2.0, 1.1.0
(global constraint requires ==1.0.2)
trying: kmeans-par-1.0.2
next goal: base (dependency of kmeans-par-1.0.2)
rejecting: base-4.7.0.1/installed-e4b... (conflict: kmeans-par => base==2.*)
rejecting: base-4.8.0.0, 4.7.0.2, 4.7.0.1, 4.7.0.0, 4.6.0.1, 4.6.0.0, 4.5.1.0,
4.5.0.0, 4.4.1.0, 4.4.0.0, 4.3.1.0, 4.3.0.0, 4.2.0.2, 4.2.0.1, 4.2.0.0,
4.1.0.0, 4.0.0.0, 3.0.3.2, 3.0.3.1 (global constraint requires installed
instance)
Dependency tree exhaustively searched.