Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: gelatin (user goal)
rejecting: gelatin-0.0.0.3, gelatin-0.0.0.2 (constraint from user target
requires ==0.0.0.0)
trying: gelatin-0.0.0.0
next goal: gelatin-core (dependency of gelatin-0.0.0.0)
Dependency tree exhaustively searched.