Resolving dependencies... cabal: Could not resolve dependencies: trying: dynobud-1.7.1.0 (user goal) trying: cmdargs-0.10.13 (dependency of dynobud-1.7.1.0) trying: transformers-0.3.0.0/installed-16a... (dependency of cmdargs-0.10.13) trying: zeromq4-haskell-0.6.3 (dependency of dynobud-1.7.1.0) trying: exceptions-0.8.0.2 (dependency of zeromq4-haskell-0.6.3) trying: transformers-compat-0.4.0.4 (dependency of exceptions-0.8.0.2) 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) Dependency tree exhaustively searched.