Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: Spock (user goal)
rejecting: Spock-0.11.0.0, Spock-0.10.0.1, Spock-0.9.0.1, Spock-0.9.0.0,
Spock-0.8.1.0, Spock-0.8.0.0, Spock-0.7.12.0, Spock-0.7.11.0, Spock-0.7.10.0,
Spock-0.7.9.0, Spock-0.7.8.0, Spock-0.7.7.0, Spock-0.7.6.0, Spock-0.7.5.2,
Spock-0.7.5.1, Spock-0.7.5.0, Spock-0.7.4.0, Spock-0.7.2.0, Spock-0.7.1.0,
Spock-0.7.0.0, Spock-0.6.6.1, Spock-0.6.6.0, Spock-0.6.5.0, Spock-0.6.4.0,
Spock-0.6.3.0, Spock-0.6.2.3, Spock-0.6.2.2, Spock-0.6.2.1, Spock-0.6.2.0,
Spock-0.6.1.3, Spock-0.6.1.2, Spock-0.6.1.0, Spock-0.6.0.0, Spock-0.5.1.0,
Spock-0.5.0.1 (constraint from user target requires ==0.5.0.0)
trying: Spock-0.5.0.0
trying: base-4.9.0.0/installed-4.9... (dependency of Spock-0.5.0.0)
next goal: case-insensitive (dependency of Spock-0.5.0.0)
rejecting: case-insensitive-1.2.0.7, case-insensitive-1.2.0.6,
case-insensitive-1.2.0.5, case-insensitive-1.2.0.4, case-insensitive-1.2.0.3,
case-insensitive-1.2.0.2, case-insensitive-1.2.0.1, case-insensitive-1.2.0.0
(conflict: Spock => case-insensitive==1.1.*)
rejecting: case-insensitive-1.1.0.3, case-insensitive-1.1.0.2,
case-insensitive-1.1.0.1, case-insensitive-1.1 (conflict:
base==4.9.0.0/installed-4.9..., case-insensitive => base>=3 && <4.8)
rejecting: case-insensitive-1.0.0.2, case-insensitive-1.0.0.1,
case-insensitive-1.0, case-insensitive-0.4.0.4, case-insensitive-0.4.0.3,
case-insensitive-0.4.0.2, case-insensitive-0.4.0.1, case-insensitive-0.4,
case-insensitive-0.3.0.1, case-insensitive-0.3, case-insensitive-0.2.0.2,
case-insensitive-0.2.0.1, case-insensitive-0.2, case-insensitive-0.1
(conflict: Spock => case-insensitive==1.1.*)
Dependency tree exhaustively searched.