ghc-7.6.2 + hashable-1.2.0.6 seems to be causing issues.
ghc-7.6.2 + hashable-1.2.0.6 seems to be causing issues.

so let's set hard constraints on package versions..

ssaavedra/liquidhaskell,ssaavedra/liquidhaskell,ucsd-progsys/liquidhaskell,ssaavedra/liquidhaskell,ucsd-progsys/liquidhaskell,ssaavedra/liquidhaskell,ucsd-progsys/liquidhaskell,ucsd-progsys/liquidhaskell,ssaavedra/liquidhaskell,ssaavedra/liquidhaskell,ucsd-progsys/liquidhaskell,ucsd-progsys/liquidhaskell