Resolving dependencies... cabal: Could not resolve dependencies: next goal: gmndl (user goal) rejecting: gmndl-0.4.0.2 (global constraint requires ==0.3) trying: gmndl-0.3 next goal: hmatrix (dependency of gmndl-0.3) rejecting: hmatrix-0.16.1.5, 0.16.1.4, 0.16.1.3, 0.16.1.2, 0.16.1.1, 0.16.1.0, 0.16.0.6, 0.16.0.5, 0.16.0.4, 0.16.0.3, 0.16.0.2, 0.15.2.1, 0.15.2.0, 0.15.0.1, 0.15.0.0, 0.14.1.0, 0.14.0.1, 0.14.0.0, 0.13.1.0, 0.13.0.0, 0.12.0.2, 0.12.0.1, 0.12.0.0, 0.11.1.0, 0.11.0.4, 0.11.0.3, 0.11.0.1, 0.11.0.0 (conflict: gmndl => hmatrix>=0.10 && <0.11) trying: hmatrix-0.10.0.2 trying: process-1.2.0.0/installed-163... (dependency of hmatrix-0.10.0.2) next goal: deepseq (dependency of process-1.2.0.0/installed-163...) rejecting: deepseq-1.3.0.2/installed-733... (conflict: deepseq => array==0.5.0.0/installed-98a..., gmndl => array>=0.3 && <0.4) rejecting: deepseq-1.4.1.1, 1.4.1.0, 1.4.0.0, 1.3.0.2, 1.3.0.1, 1.3.0.0, 1.2.0.1, 1.2.0.0, 1.1.0.2, 1.1.0.1, 1.1.0.0, 1.0.0.0 (conflict: process => deepseq==1.3.0.2/installed-733...) Dependency tree exhaustively searched.