Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: ib-api (user goal)
rejecting: ib-api-0.1.0.1 (conflict: ib-api => ib-api<=0.1.0.0)
rejecting: ib-api-0.1.0.0 (constraint from user target requires ==0.1.0.1)
Dependency tree exhaustively searched.