*** setup configure Configuring QuickCheck-2.1.0.1... Flags chosen: splitbase=True Dependency base >=3: using base-4.0.0.0 Dependency mtl -any: using mtl-1.1.0.2 Dependency random -any: using random-1.0.0.1 Using Cabal-1.6.0.1 compiled by ghc-6.8 Using compiler: ghc-6.10.1 Using install prefix: /usr/local/tmp/archive/install Binaries installed in: /usr/local/tmp/archive/install/bin Libraries installed in: /usr/local/tmp/archive/install/lib/QuickCheck-2.1.0.1/ghc-6.10.1 Private binaries installed in: /usr/local/tmp/archive/install/libexec Data files installed in: /usr/local/tmp/archive/install/share/QuickCheck-2.1.0.1 Documentation installed in: /usr/local/tmp/archive/install/share/doc/QuickCheck-2.1.0.1 Using alex version 2.2 found on system at: /usr/bin/alex Using ar found on system at: /usr/bin/ar Using c2hs version 0.15.1 found on system at: /usr/local/bin/c2hs Using cpphs version 0.7 found on system at: /usr/bin/cpphs Using ffihugs found on system at: /usr/local/bin/ffihugs Using gcc version 4.3.2 found on system at: /usr/bin/gcc Using ghc version 6.10.1 found on system at: /usr/local/bin/ghc Using ghc-pkg version 6.10.1 found on system at: /usr/local/bin/ghc-pkg No greencard found Using haddock version 2.3.0 found on system at: /usr/local/bin/haddock Using happy version 1.17 found on system at: /usr/local/bin/happy No hmake found Using hsc2hs version 0.67 found on system at: /usr/local/bin/hsc2hs Using hscolour version 1.9 found on system at: /usr/local/bin/HsColour Using hugs found on system at: /usr/local/bin/hugs No jhc found Using ld found on system at: /usr/bin/ld No nhc98 found Using pkg-config version 0.22 found on system at: /usr/bin/pkg-config Using ranlib found on system at: /usr/bin/ranlib Using strip found on system at: /usr/bin/strip Using tar found on system at: /bin/tar *** setup build Creating dist/build (and its parents) Creating dist/build/autogen (and its parents) Preprocessing library QuickCheck-2.1.0.1... Building QuickCheck-2.1.0.1... Building library... Creating dist/build (and its parents) /usr/local/bin/ghc -package-name QuickCheck-2.1.0.1 --make -hide-all-packages -i -idist/build -i. -idist/build/autogen -Idist/build/autogen -Idist/build -optP-include -optPdist/build/autogen/cabal_macros.h -odir dist/build -hidir dist/build -stubdir dist/build -package base-4.0.0.0 -package mtl-1.1.0.2 -package random-1.0.0.1 -O Test.QuickCheck Test.QuickCheck.Arbitrary Test.QuickCheck.Function Test.QuickCheck.Gen Test.QuickCheck.Monadic Test.QuickCheck.Property Test.QuickCheck.Test Test.QuickCheck.Text Test.QuickCheck.Poly Test.QuickCheck.State Test.QuickCheck.Exception [ 1 of 11] Compiling Test.QuickCheck.Exception ( Test/QuickCheck/Exception.hs, dist/build/Test/QuickCheck/Exception.o ) Test/QuickCheck/Exception.hs:12:31: Class `Exception' used as a type In the type `Exception' In the type `Either Exception a' In the type `IO (Either Exception a)' Test/QuickCheck/Exception.hs:15:36: Class `Exception' used as a type In the type `Exception' In the type `Either Exception a' In the type `IO (Either Exception a)'