Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: papillon (user goal)
rejecting: papillon-0.1.0.2 (global constraint requires ==0.1.0.1)
trying: papillon-0.1.0.1
next goal: monads-tf (dependency of papillon-0.1.0.1)
rejecting: monads-tf-0.1.0.2, 0.1.0.1, 0.1.0.0, 0.0.0.1, 0.0.0.0 (conflict:
papillon => monads-tf==0.4.*)
Dependency tree exhaustively searched.