Resolving dependencies... cabal: Could not resolve dependencies: next goal: antagonist (user goal) rejecting: antagonist-0.1.0.29, 0.1.0.27, 0.1.0.26 (global constraint requires ==0.1.0.25) trying: antagonist-0.1.0.25 trying: ironforge-0.1.0.35 (dependency of antagonist-0.1.0.25) trying: transformers-0.3.0.0/installed-16a... (dependency of ironforge-0.1.0.35) next goal: yesod-auth (dependency of antagonist-0.1.0.25) rejecting: yesod-auth-1.4.5, 1.4.4, 1.4.3.1, 1.4.3, 1.4.2, 1.4.1.3, 1.4.1.2, 1.4.1.1, 1.4.1, 1.4.0.2, 1.4.0.1, 1.4.0 (conflict: antagonist => yesod-auth>=1.3 && <1.4) trying: yesod-auth-1.3.4.6 trying: conduit-extra-1.1.8 (dependency of yesod-auth-1.3.4.6) trying: transformers-base-0.4.4 (dependency of conduit-extra-1.1.8) trying: transformers-compat-0.4.0.4 (dependency of transformers-base-0.4.4) trying: transformers-compat-0.4.0.4:-two rejecting: transformers-compat-0.4.0.4:-three (conflict: transformers==0.3.0.0/installed-16a..., transformers-compat-0.4.0.4:three => transformers>=0.4.1 && <0.5) rejecting: transformers-compat-0.4.0.4:+three (manual flag can only be changed explicitly) Backjump limit reached (change with --max-backjumps).