Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: cqrs-example (user goal)
rejecting: cqrs-example-0.10.0, cqrs-example-0.9.1, cqrs-example-0.9.0,
cqrs-example-0.8.0, cqrs-example-0.7.1, cqrs-example-0.7.0,
cqrs-example-0.6.0, cqrs-example-0.5.0.1, cqrs-example-0.5.0 (constraint from
user target requires ==0.4.0)
trying: cqrs-example-0.4.0
trying: base-4.9.0.0/installed-4.9... (dependency of cqrs-example-0.4.0)
next goal: transformers (dependency of cqrs-example-0.4.0)
rejecting: transformers-0.5.2.0/installed-0.5..., transformers-0.5.2.0,
transformers-0.5.1.0, transformers-0.5.0.1, transformers-0.5.0.0,
transformers-0.4.3.0, transformers-0.4.2.0, transformers-0.4.1.0,
transformers-0.3.0.0 (conflict: cqrs-example => transformers>=0.2.2 && <0.3)
rejecting: transformers-0.2.2.1 (conflict: base==4.9.0.0/installed-4.9...,
transformers => base>=2 && <4.8 || >=1.0 && <2)
rejecting: transformers-0.2.1.0, transformers-0.2.0.0, transformers-0.1.4.0,
transformers-0.1.3.0, transformers-0.1.1.0, transformers-0.1.0.1,
transformers-0.0.1.0, transformers-0.0.0.0, transformers-0.5.0.2,
transformers-0.4.0.0 (conflict: cqrs-example => transformers>=0.2.2 && <0.3)
rejecting: transformers-0.2.2.0 (conflict: base==4.9.0.0/installed-4.9...,
transformers => base>=2 && <4.6 || >=1.0 && <2)
rejecting: transformers-0.1.0.0 (conflict: cqrs-example => transformers>=0.2.2
&& <0.3)
Dependency tree exhaustively searched.