Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: Bravo (user goal)
rejecting: Bravo-0.1.0.1 (global constraint requires ==0.1.0)
trying: Bravo-0.1.0
trying: base-4.8.1.0/installed-4f7... (dependency of Bravo-0.1.0)
next goal: parsec (dependency of Bravo-0.1.0)
rejecting: parsec-3.1.9, 3.1.8, 3.1.7, 3.1.6, 3.1.5, 3.1.4, 3.1.3, 3.1.2,
3.1.1, 3.1.0, 3.0.1, 3.0.0 (conflict: Bravo => parsec>=2.1.0.1 && <3)
rejecting: parsec-2.1.0.1 (conflict: base==4.8.1.0/installed-4f7..., parsec =>
base<4.8)
rejecting: parsec-2.1.0.0, 2.0 (conflict: Bravo => parsec>=2.1.0.1 && <3)
Dependency tree exhaustively searched.