Resolving dependencies... cabal: Could not resolve dependencies: next goal: repa-examples (user goal) rejecting: repa-examples-3.4.0.1, 3.3.1.1, 3.2.5.1, 3.2.3.2, 3.2.3.1, 3.2.2.201204.1, 3.2.2.3, 3.2.2.1, 3.2.1.1, 3.1.3.1, 3.1.0.1, 3.0.0.2, 3.0.0.1, 2.2.0.1, 2.1.0.2, 2.1.0.1, 2.0.2.1, 2.0.0.3, 2.0.0.2, 2.0.0.1, 1.1.1.0 (global constraint requires ==1.1.0.0) trying: repa-examples-1.1.0.0 next goal: repa-io (dependency of repa-examples-1.1.0.0) rejecting: repa-io-3.4.0.2, 3.4.0.1, 3.3.1.2, 3.3.1.1, 3.2.5.1, 3.2.3.2, 3.2.3.1, 3.2.2.201204.1, 3.2.2.3, 3.2.2.1, 3.2.1.1, 3.1.3.1, 3.1.0.1, 3.0.0.1, 2.2.0.1, 2.1.0.1, 2.0.1.1, 2.0.0.3, 2.0.0.2, 2.0.0.1 (conflict: repa-examples => repa-io==1.1.*) trying: repa-io-1.1.0.0 next goal: bmp (dependency of repa-io-1.1.0.0) rejecting: bmp-1.2.5.2, 1.2.5.1, 1.2.4.1, 1.2.3.4, 1.2.3.3, 1.2.3.2, 1.2.3.1, 1.2.2.1, 1.2.1.1, 1.2.0.2, 1.2.0.1 (conflict: repa-io => bmp==1.1.*) trying: bmp-1.1.2.1 trying: bytestring-0.10.6.0/installed-236... (dependency of bmp-1.1.2.1) next goal: repa-bytestring (dependency of repa-io-1.1.0.0) rejecting: repa-bytestring-3.0.0.1, 2.2.0.1, 2.1.0.1, 2.0.0.4, 2.0.0.3, 2.0.0.2, 2.0.0.1 (conflict: repa-io => repa-bytestring==1.1.*) rejecting: repa-bytestring-1.1.0.0 (conflict: bytestring==0.10.6.0/installed-236..., repa-bytestring => bytestring==0.9.1.*) Dependency tree exhaustively searched.