Resolving dependencies... cabal: Could not resolve dependencies: next goal: clckwrks-theme-clckwrks (user goal) rejecting: clckwrks-theme-clckwrks-0.5.2.1, clckwrks-theme-clckwrks-0.5.2 (constraint from user target requires ==0.5.1) trying: clckwrks-theme-clckwrks-0.5.1 trying: base-4.9.0.0/installed-4.9... (dependency of clckwrks-theme-clckwrks-0.5.1) trying: directory-1.2.6.2/installed-1.2... (dependency of cpphs-1.20.2) next goal: happstack-authenticate (dependency of clckwrks-theme-clckwrks-0.5.1) rejecting: happstack-authenticate-2.3.4.6, happstack-authenticate-2.3.4.5, happstack-authenticate-2.3.4.4, happstack-authenticate-2.3.4.3, happstack-authenticate-2.3.4.2, happstack-authenticate-2.3.4.1, happstack-authenticate-2.3.4, happstack-authenticate-2.3.3, happstack-authenticate-2.3.2, happstack-authenticate-2.3.1, happstack-authenticate-2.3.0 (conflict: clckwrks-theme-clckwrks => happstack-authenticate>=2.0 && <2.3) rejecting: happstack-authenticate-2.2.0, happstack-authenticate-2.1.5, happstack-authenticate-2.1.4 (conflict: directory => time==1.6.0.1/installed-1.6..., happstack-authenticate => time>=1.2 && <1.6) rejecting: happstack-authenticate-2.1.3 (conflict: base==4.9.0.0/installed-4.9..., happstack-authenticate => base<0) rejecting: happstack-authenticate-0.10.16, happstack-authenticate-0.10.15, happstack-authenticate-0.10.14, happstack-authenticate-0.10.13, happstack-authenticate-0.10.12, happstack-authenticate-0.10.11, happstack-authenticate-0.10.10, happstack-authenticate-0.10.9, happstack-authenticate-0.10.8, happstack-authenticate-0.10.7, happstack-authenticate-0.10.5, happstack-authenticate-0.10.4, happstack-authenticate-0.10.3, happstack-authenticate-0.10.1, happstack-authenticate-0.9.8, happstack-authenticate-0.9.7, happstack-authenticate-0.9.6, happstack-authenticate-0.9.5, happstack-authenticate-0.9.4, happstack-authenticate-0.9.3, happstack-authenticate-0.9.2 (conflict: clckwrks-theme-clckwrks => happstack-authenticate>=2.0 && <2.3) Backjump limit reached (currently 2000, change with --max-backjumps or try to run with --reorder-goals).