Configuring exceptions-0.8.2.1... Building exceptions-0.8.2.1... Preprocessing library exceptions-0.8.2.1... [1 of 2] Compiling Control.Monad.Catch ( src/Control/Monad/Catch.hs, .stack-work/dist/x86_64-linux/Cabal-1.22.5.0/build/Control/Monad/Catch.o ) [2 of 2] Compiling Control.Monad.Catch.Pure ( src/Control/Monad/Catch/Pure.hs, .stack-work/dist/x86_64-linux/Cabal-1.22.5.0/build/Control/Monad/Catch/Pure.o ) In-place registering exceptions-0.8.2.1... Installing library in /home/joey/.stack/snapshots/x86_64-linux/lts-5.5/7.10.3/lib/x86_64-linux-ghc-7.10.3/exceptions-0.8.2.1-6lgwjdgwblY7rzh5s6SLd8 Registering exceptions-0.8.2.1...