Resolving dependencies... Configuring winerror-1.0.1... Failed to install winerror-1.0.1 Build log ( /home/builder/.cabal/logs/winerror-1.0.1.log ): cabal: Entering directory '/tmp/cabal-tmp-10088/winerror-1.0.1' Configuring winerror-1.0.1... cabal: No executables, libraries, tests, or benchmarks found. Nothing to do. cabal: Leaving directory '/tmp/cabal-tmp-10088/winerror-1.0.1' cabal: Error: some packages failed to install: winerror-1.0.1 failed during the configure step. The exception was: ExitFailure 1