Resolving dependencies... cabal: Could not resolve dependencies: next goal: haskdeep (user goal) rejecting: haskdeep-0.2.0.1 (global constraint requires ==0.2.0.0) trying: haskdeep-0.2.0.0 trying: base-4.8.1.0/installed-4f7... (dependency of haskdeep-0.2.0.0) trying: regex-tdfa-text-1.0.0.3 (dependency of haskdeep-0.2.0.0) trying: array-0.5.1.0/installed-d42... (dependency of regex-tdfa-text-1.0.0.3) next goal: time (dependency of haskdeep-0.2.0.0) rejecting: time-1.5.0.1/installed-c20..., 1.5.0.1, 1.5 (conflict: haskdeep => time==1.4.*) trying: time-1.4.2 next goal: deepseq (dependency of time-1.4.2) rejecting: deepseq-1.4.1.1/installed-8fb..., 1.4.1.2, 1.4.1.1, 1.4.1.0, 1.4.0.0 (conflict: time => deepseq>=1.1 && <1.4) rejecting: deepseq-1.3.0.2 (conflict: base==4.8.1.0/installed-4f7..., deepseq => base>=4.3 && <4.8) rejecting: deepseq-1.3.0.1, 1.3.0.0 (conflict: array==0.5.1.0/installed-d42..., deepseq => array>=0.1 && <0.5) rejecting: deepseq-1.2.0.1 (conflict: array==0.5.1.0/installed-d42..., deepseq => array>=0.1 && <0.4) rejecting: deepseq-1.2.0.0 (conflict: base==4.8.1.0/installed-4f7..., deepseq => base>=3 && <4.4) rejecting: deepseq-1.1.0.2, 1.1.0.1 (conflict: array==0.5.1.0/installed-d42..., deepseq => array>=0.1 && <0.4) rejecting: deepseq-1.1.0.0 (conflict: array==0.5.1.0/installed-d42..., deepseq => array>=0.2 && <0.4) rejecting: deepseq-1.0.0.0 (conflict: time => deepseq>=1.1 && <1.4) Dependency tree exhaustively searched.