Resolving dependencies... Downloading unlambda-0.1.3... Configuring unlambda-0.1.3... Building unlambda-0.1.3... Preprocessing executable 'unlambda' for unlambda-0.1.3... [1 of 2] Compiling Language.Unlambda ( Language/Unlambda.hs, dist/build/unlambda/unlambda-tmp/Language/Unlambda.o ) [2 of 2] Compiling Main ( Main.hs, dist/build/unlambda/unlambda-tmp/Main.o ) Linking dist/build/unlambda/unlambda ... Preprocessing library unlambda-0.1.3... [1 of 1] Compiling Language.Unlambda ( Language/Unlambda.hs, dist/build/Language/Unlambda.o ) In-place registering unlambda-0.1.3... Running Haddock for unlambda-0.1.3... Running hscolour for unlambda-0.1.3... Preprocessing executable 'unlambda' for unlambda-0.1.3... Preprocessing library unlambda-0.1.3... HsColour: Language/Unlambda.hs: hGetContents: invalid argument (invalid byte sequence) Installing library in /srv/hackage/var/build/tmp-install/lib/unlambda-0.1.3/ghc-7.6.3 Installing executable(s) in /srv/hackage/var/build/tmp-install/bin Registering unlambda-0.1.3... Installed unlambda-0.1.3