Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: Spock (user goal)
rejecting: Spock-0.7.9.0, 0.7.8.0, 0.7.7.0, 0.7.6.0, 0.7.5.2, 0.7.5.1,
0.7.5.0, 0.7.4.0, 0.7.3.0, 0.7.2.0, 0.7.1.0, 0.7.0.0, 0.6.6.1, 0.6.6.0,
0.6.5.0, 0.6.4.0, 0.6.3.0, 0.6.2.3, 0.6.2.2, 0.6.2.1, 0.6.2.0, 0.6.1.3,
0.6.1.2, 0.6.1.1, 0.6.1.0, 0.6.0.0, 0.5.1.0, 0.5.0.1, 0.5.0.0, 0.4.4.1,
0.4.4.0, 0.4.3.5, 0.4.3.4, 0.4.3.3, 0.4.3.2, 0.4.3.1, 0.4.3.0, 0.4.2.4,
0.4.2.3, 0.4.2.2, 0.4.2.1, 0.4.2.0, 0.4.1.0, 0.4.0.1, 0.4.0.0, 0.3.0.0 (global
constraint requires ==0.2.0.0)
trying: Spock-0.2.0.0
trying: resource-pool-0.2.3.2 (dependency of Spock-0.2.0.0)
trying: transformers-base-0.4.4 (dependency of resource-pool-0.2.3.2)
trying: transformers-compat-0.4.0.4 (dependency of transformers-base-0.4.4)
trying: transformers-compat-0.4.0.4:-two
trying: transformers-compat-0.4.0.4:-three
next goal: transformers (dependency of Spock-0.2.0.0)
rejecting: transformers-0.3.0.0/installed-16a... (conflict:
transformers-compat-0.4.0.4:three => transformers>=0.4.1 && <0.5)
rejecting: transformers-0.4.3.0, 0.4.2.0, 0.4.1.0, 0.4.0.0 (conflict: Spock =>
transformers==0.3.*)
rejecting: transformers-0.3.0.0 (conflict: transformers-compat-0.4.0.4:three
=> transformers>=0.4.1 && <0.5)
rejecting: transformers-0.2.2.1, 0.2.2.0, 0.2.1.0, 0.2.0.0, 0.1.4.0, 0.1.3.0,
0.1.1.0, 0.1.0.1, 0.1.0.0, 0.0.1.0, 0.0.0.0 (conflict: Spock =>
transformers==0.3.*)
Backjump limit reached (change with --max-backjumps).