Resolving dependencies... Configuring TBC-0.0.1... Building TBC-0.0.1... Preprocessing library TBC-0.0.1... [1 of 5] Compiling Test.TBC.Drivers ( Test/TBC/Drivers.hs, dist/build/Test/TBC/Drivers.o ) Test/TBC/Drivers.hs:85:6: Warning: A do-notation statement discarded a result of type ‘ThreadId’ Suppress this warning by saying ‘_ <- ($) forkIO (>>=) hc_sync hout putMVar outMVar’ or by using the flag -fno-warn-unused-do-bind [2 of 5] Compiling Test.TBC.Core ( Test/TBC/Core.hs, dist/build/Test/TBC/Core.o ) Test/TBC/Core.hs:176:12: Warning: A do-notation statement discarded a result of type ‘s’ Suppress this warning by saying ‘_ <- rSkip renderer f s’ or by using the flag -fno-warn-unused-do-bind [3 of 5] Compiling Test.TBC.Renderers ( Test/TBC/Renderers.hs, dist/build/Test/TBC/Renderers.o ) [4 of 5] Compiling Test.TBC.Convention ( Test/TBC/Convention.hs, dist/build/Test/TBC/Convention.o ) [5 of 5] Compiling Test.TBC ( Test/TBC.hs, dist/build/Test/TBC.o ) Test/TBC.hs:33:34: Module ‘Distribution.Simple.GHC’ does not export ‘ghcOptions’ Failed to install TBC-0.0.1 cabal: Error: some packages failed to install: TBC-0.0.1 failed during the building phase. The exception was: ExitFailure 1