Resolving dependencies... cabal: Could not resolve dependencies: next goal: intel-aes (user goal) rejecting: intel-aes-0.2.1.1, 0.2.1.0, 0.2.0.0, 0.1.2.3 (global constraint requires ==0.1.2.2) trying: intel-aes-0.1.2.2 trying: base-4.8.1.0/installed-4f7... (dependency of intel-aes-0.1.2.2) trying: largeword-1.2.3 (dependency of intel-aes-0.1.2.2) trying: binary-0.7.5.0/installed-072... (dependency of largeword-1.2.3) next goal: haskell98 (dependency of intel-aes-0.1.2.2) rejecting: haskell98-2.0.0.3 (conflict: base==4.8.1.0/installed-4f7..., haskell98 => base>=4.7 && <4.8) rejecting: haskell98-2.0.0.2 (conflict: base==4.8.1.0/installed-4f7..., haskell98 => base==4.6.*) rejecting: haskell98-2.0.0.1 (conflict: binary => array==0.5.1.0/installed-d42..., haskell98 => array>=0.3 && <0.5) rejecting: haskell98-2.0.0.0 (conflict: binary => array==0.5.1.0/installed-d42..., haskell98 => array>=0.3 && <0.4) rejecting: haskell98-1.1.0.1, 1.1.0.0, 1.0.1.1 (conflict: base==4.8.1.0/installed-4f7..., haskell98 => base>=3 && <4.6) rejecting: haskell98-1.0.1.0 (conflict: base==4.8.1.0/installed-4f7..., haskell98 => base<4.6) rejecting: haskell98-1.0 (conflict: base==4.8.1.0/installed-4f7..., haskell98 => base<4.3) Dependency tree exhaustively searched.