Resolving dependencies... cabal: Could not resolve dependencies: next goal: transient (user goal) rejecting: transient-0.4.4.1, transient-0.4.4, transient-0.4.2.2, transient-0.4.2, transient-0.4.1, transient-0.4.0, transient-0.3, transient-0.1.1, transient-0.1.0.9, transient-0.1.0.8, transient-0.1.0.4, transient-0.1.0.3, transient-0.1.0.2, transient-0.1.0.1 (constraint from user target requires ==0.1.0.0) trying: transient-0.1.0.0 next goal: base (dependency of transient-0.1.0.0) rejecting: base-4.9.0.0/installed-4.9... (conflict: transient => base<0) rejecting: base-4.9.0.0, base-4.8.2.0, base-4.8.1.0, base-4.8.0.0, base-4.7.0.2, base-4.7.0.1, base-4.7.0.0, base-4.6.0.1, base-4.6.0.0, base-4.5.1.0, base-4.5.0.0, base-4.4.1.0, base-4.4.0.0, base-4.3.1.0, base-4.3.0.0, base-4.2.0.2, base-4.2.0.1, base-4.2.0.0, base-4.1.0.0, base-4.0.0.0, base-3.0.3.2, base-3.0.3.1 (constraint from non-upgradeable package requires installed instance) Dependency tree exhaustively searched.