Resolving dependencies... cabal: Could not resolve dependencies: next goal: Nomyx (user goal) rejecting: Nomyx-0.7.6, 0.7.5, 0.7.4, 0.7.3, 0.7.2, 0.7.1, 0.7.0, 0.6.2, 0.6.1, 0.6.0, 0.5.0, 0.4.1, 0.4.0, 0.3.2, 0.3.1, 0.3.0, 0.2.3, 0.2.2 (global constraint requires ==0.2.1) trying: Nomyx-0.2.1 trying: text-1.2.1.3 (dependency of Nomyx-0.2.1) trying: safecopy-0.9.0.1 (dependency of Nomyx-0.2.1) trying: cereal-0.5.1.0 (dependency of safecopy-0.9.0.1) trying: happstack-server-7.4.5 (dependency of Nomyx-0.2.1) trying: monad-control-1.0.0.4 (dependency of happstack-server-7.4.5) trying: happstack-authenticate-2.3.1 (dependency of Nomyx-0.2.1) trying: http-conduit-2.1.8 (dependency of happstack-authenticate-2.3.1) trying: lifted-base-0.2.3.6 (dependency of http-conduit-2.1.8) trying: email-validate-2.1.3 (dependency of happstack-authenticate-2.3.1) trying: attoparsec-0.13.0.1 (dependency of email-validate-2.1.3) next goal: aeson (dependency of happstack-authenticate-2.3.1) rejecting: aeson-0.10.0.0 (conflict: happstack-authenticate => aeson>=0.4 && <0.10) trying: aeson-0.9.0.1 next goal: fb (dependency of Nomyx-0.2.1) rejecting: fb-1.0.12, 1.0.11 (conflict: cereal==0.5.1.0, fb => cereal>=0.3 && <0.5) rejecting: fb-1.0.10 (conflict: aeson==0.9.0.1, fb => aeson>=0.5 && <0.9) rejecting: fb-1.0.9, 1.0.8 (conflict: attoparsec==0.13.0.1, fb => attoparsec>=0.10.4 && <0.13) rejecting: fb-1.0.7, 1.0.6 (conflict: monad-control==1.0.0.4, fb => monad-control<1) rejecting: fb-1.0.5, 1.0.4, 1.0.3, 1.0.2, 1.0.1, 1.0, 0.15.2, 0.15.1.1, 0.15.1, 0.15.0 (conflict: text==1.2.1.3, fb => text>=0.11 && <1.2) rejecting: fb-0.14.11, 0.14.10, 0.14.9, 0.14.8, 0.14.7.1, 0.14.7, 0.14.6, 0.14.5, 0.14.4.1, 0.14.4, 0.14.3, 0.14.2, 0.14.1, 0.14 (conflict: text==1.2.1.3, fb => text==0.11.*) rejecting: fb-0.13.4.2, 0.13.4.1, 0.13.4, 0.13.3, 0.13.2, 0.13.1 (conflict: text==1.2.1.3, fb => text>=0.11 && <0.12) rejecting: fb-0.13, 0.12.9, 0.12.8, 0.12.7, 0.12.6, 0.12.5, 0.12.4.1, 0.12.3.4, 0.12.3, 0.12.2, 0.12, 0.11.2.1, 0.11.2, 0.11.1, 0.11, 0.9.7, 0.9.6, 0.9.5.1, 0.9.5, 0.9.4, 0.9.3, 0.9.1, 0.9, 0.8, 0.7.5, 0.7.4.1, 0.7.4, 0.7.3, 0.7.2, 0.7.1, 0.7, 0.6.0.2, 0.6.0.1, 0.6, 0.5, 0.4.0.2, 0.4.0.1, 0.4, 0.3.1, 0.3, 0.2.1, 0.2, 0.1 (conflict: lifted-base==0.2.3.6, fb => lifted-base>=0.1 && <0.2) Backjump limit reached (change with --max-backjumps).