Resolving dependencies...
cabal: Could not resolve dependencies:
next goal: lambda2js (user goal)
rejecting: lambda2js-0.1.0.1 (global constraint requires ==0.1)
trying: lambda2js-0.1
trying: parsec-3.1.9 (dependency of lambda2js-0.1)
trying: base-4.8.1.0/installed-4f7... (dependency of parsec-3.1.9)
next goal: haskell2010 (dependency of lambda2js-0.1)
rejecting: haskell2010-1.1.2.0 (conflict: base==4.8.1.0/installed-4f7...,
haskell2010 => base>=4.7 && <4.8)
rejecting: haskell2010-1.1.1.0 (conflict: base==4.8.1.0/installed-4f7...,
haskell2010 => base==4.6.*)
rejecting: haskell2010-1.1.0.1, 1.1.0.0 (conflict:
base==4.8.1.0/installed-4f7..., haskell2010 => base>=4.3 && <4.7)
rejecting: haskell2010-1.0.0.0 (conflict: base==4.8.1.0/installed-4f7...,
haskell2010 => base>=4.3 && <4.6)
Dependency tree exhaustively searched.