Resolving dependencies... cabal: Could not resolve dependencies: trying: base-4.9.0.0/installed-4.9... (dependency of tamarin-prover-0.1.1.0) next goal: tamarin-prover-term (dependency of tamarin-prover-0.1.1.0) rejecting: tamarin-prover-term-0.8.5.1, tamarin-prover-term-0.8.5.0, tamarin-prover-term-0.8.4.0, tamarin-prover-term-0.8.2.0, tamarin-prover-term-0.8.1.0, tamarin-prover-term-0.8.0.0, tamarin-prover-term-0.6.0.0, tamarin-prover-term-0.4.1.0, tamarin-prover-term-0.4.0.0 (conflict: tamarin-prover => tamarin-prover-term==0.1.*) trying: tamarin-prover-term-0.1.0.0 next goal: dlist (dependency of tamarin-prover-term-0.1.0.0) rejecting: dlist-0.8.0.2, dlist-0.8.0.1, dlist-0.8, dlist-0.7.1.2, dlist-0.7.1.1, dlist-0.7.1, dlist-0.7.0.1, dlist-0.7, dlist-0.6.0.1, dlist-0.6 (conflict: tamarin-prover-term => dlist==0.5.*) rejecting: dlist-0.5 (conflict: base==4.9.0.0/installed-4.9..., dlist => base>=2.0 && <4.8 || <2.0) rejecting: dlist-0.4.1, dlist-0.4, dlist-0.3.2, dlist-0.3.1, dlist-0.3, dlist-0.2 (conflict: tamarin-prover-term => dlist==0.5.*) Dependency tree exhaustively searched.