Resolving dependencies... cabal: Could not resolve dependencies: trying: hmatrix-static-0.3.0.2 (user goal) trying: template-haskell-2.9.0.0/installed-3af... (dependency of hmatrix-static-0.3.0.2) next goal: containers (dependency of template-haskell-2.9.0.0/installed-3af...) rejecting: containers-0.5.5.1/installed-23e... (conflict: containers => array==0.5.0.0/installed-98a..., hmatrix-static => array>=0.2 && <0.4) rejecting: containers-0.5.6.3, 0.5.6.2, 0.5.6.1, 0.5.6.0, 0.5.5.1, 0.5.5.0, 0.5.4.0, 0.5.3.1, 0.5.3.0, 0.5.2.1, 0.5.2.0, 0.5.1.0, 0.5.0.0, 0.4.2.1, 0.4.2.0, 0.4.1.0, 0.4.0.0, 0.3.0.0, 0.2.0.1, 0.2.0.0, 0.1.0.1, 0.1.0.0 (conflict: template-haskell => containers==0.5.5.1/installed-23e...) Dependency tree exhaustively searched.