Resolving dependencies... cabal: Could not resolve dependencies: next goal: flaccuraterip (user goal) rejecting: flaccuraterip-0.3.4, 0.3.3, 0.3.2, 0.3.1, 0.3.0, 0.2.1, 0.2 (global constraint requires ==0.1) trying: flaccuraterip-0.1 trying: base-4.7.0.1/installed-e4b... (dependency of flaccuraterip-0.1) next goal: process (dependency of flaccuraterip-0.1) rejecting: process-1.2.0.0/installed-163..., 1.2.3.0, 1.2.2.0, 1.2.1.0, 1.2.0.0 (conflict: flaccuraterip => process==1.1.*) trying: process-1.1.0.2 rejecting: process-1.1.0.2:+base4 (conflict: base==4.7.0.1/installed-e4b..., process-1.1.0.2:base4 => base>=4 && <4.7) rejecting: process-1.1.0.2:-base4 (conflict: base==4.7.0.1/installed-e4b..., process-1.1.0.2:base4 => base>=3 && <4) Dependency tree exhaustively searched.