Resolving dependencies... Configuring mtl-2.2.1... Configuring primitive-0.6.2.0... Building primitive-0.6.2.0... Building mtl-2.2.1... Installed mtl-2.2.1 Configuring random-1.1... Building random-1.1... Configuring text-1.2.2.1... Installed primitive-0.6.2.0 Building text-1.2.2.1... Configuring regex-base-0.93.2... Installed random-1.1 Building regex-base-0.93.2... Installed regex-base-0.93.2 Configuring tf-random-0.5... Building tf-random-0.5... Installed tf-random-0.5 Configuring QuickCheck-2.9.2... Building QuickCheck-2.9.2... Installed text-1.2.2.1 Configuring parsec-3.1.11... Building parsec-3.1.11... Installed parsec-3.1.11 Installed QuickCheck-2.9.2 Configuring bitset-1.1... Building bitset-1.1... Installed bitset-1.1 Downloading regex-pderiv-0.0.8... Configuring regex-pderiv-0.0.8... Building regex-pderiv-0.0.8... Failed to install regex-pderiv-0.0.8 Build log ( /home/builder/.cabal/logs/regex-pderiv-0.0.8.log ): cabal: Entering directory '/tmp/cabal-tmp-8049/regex-pderiv-0.0.8' Configuring regex-pderiv-0.0.8... Building regex-pderiv-0.0.8... Preprocessing library regex-pderiv-0.0.8... [ 1 of 16] Compiling Text.Regex.PDeriv.Word ( Text/Regex/PDeriv/Word.lhs, dist/build/Text/Regex/PDeriv/Word.o ) [ 2 of 16] Compiling Text.Regex.PDeriv.Pretty ( Text/Regex/PDeriv/Pretty.lhs, dist/build/Text/Regex/PDeriv/Pretty.o ) [ 3 of 16] Compiling Text.Regex.PDeriv.Nfa ( Text/Regex/PDeriv/Nfa.lhs, dist/build/Text/Regex/PDeriv/Nfa.o ) [ 4 of 16] Compiling Text.Regex.PDeriv.ExtPattern ( Text/Regex/PDeriv/ExtPattern.lhs, dist/build/Text/Regex/PDeriv/ExtPattern.o ) [ 5 of 16] Compiling Text.Regex.PDeriv.Dictionary ( Text/Regex/PDeriv/Dictionary.hs, dist/build/Text/Regex/PDeriv/Dictionary.o ) Text/Regex/PDeriv/Dictionary.hs:61:1: warning: [-Wtabs] Tab character found here, and in 32 further locations. Please use spaces instead. [ 6 of 16] Compiling Text.Regex.PDeriv.Common ( Text/Regex/PDeriv/Common.lhs, dist/build/Text/Regex/PDeriv/Common.o ) [ 7 of 16] Compiling Text.Regex.PDeriv.RE ( Text/Regex/PDeriv/RE.lhs, dist/build/Text/Regex/PDeriv/RE.o ) [ 8 of 16] Compiling Text.Regex.PDeriv.IntPattern ( Text/Regex/PDeriv/IntPattern.lhs, dist/build/Text/Regex/PDeriv/IntPattern.o ) [ 9 of 16] Compiling Text.Regex.PDeriv.Translate ( Text/Regex/PDeriv/Translate.lhs, dist/build/Text/Regex/PDeriv/Translate.o ) [10 of 16] Compiling Text.Regex.PDeriv.Parse ( Text/Regex/PDeriv/Parse.lhs, dist/build/Text/Regex/PDeriv/Parse.o ) [11 of 16] Compiling Text.Regex.PDeriv.ByteString.TwoPasses ( Text/Regex/PDeriv/ByteString/TwoPasses.lhs, dist/build/Text/Regex/PDeriv/ByteString/TwoPasses.o ) Text/Regex/PDeriv/ByteString/TwoPasses.lhs:54:26: error: Ambiguous occurrence ‘Word’ It could refer to either ‘Prelude.Word’, imported from ‘Prelude’ at Text/Regex/PDeriv/ByteString/TwoPasses.lhs:15:10-47 (and originally defined in ‘GHC.Types’) or ‘Text.Regex.PDeriv.ByteString.TwoPasses.Word’, defined at Text/Regex/PDeriv/ByteString/TwoPasses.lhs:43:3 Text/Regex/PDeriv/ByteString/TwoPasses.lhs:77:20: error: Ambiguous occurrence ‘Word’ It could refer to either ‘Prelude.Word’, imported from ‘Prelude’ at Text/Regex/PDeriv/ByteString/TwoPasses.lhs:15:10-47 (and originally defined in ‘GHC.Types’) or ‘Text.Regex.PDeriv.ByteString.TwoPasses.Word’, defined at Text/Regex/PDeriv/ByteString/TwoPasses.lhs:43:3 Text/Regex/PDeriv/ByteString/TwoPasses.lhs:179:32: error: Ambiguous occurrence ‘Word’ It could refer to either ‘Prelude.Word’, imported from ‘Prelude’ at Text/Regex/PDeriv/ByteString/TwoPasses.lhs:15:10-47 (and originally defined in ‘GHC.Types’) or ‘Text.Regex.PDeriv.ByteString.TwoPasses.Word’, defined at Text/Regex/PDeriv/ByteString/TwoPasses.lhs:43:3 Text/Regex/PDeriv/ByteString/TwoPasses.lhs:187:36: error: Ambiguous occurrence ‘Word’ It could refer to either ‘Prelude.Word’, imported from ‘Prelude’ at Text/Regex/PDeriv/ByteString/TwoPasses.lhs:15:10-47 (and originally defined in ‘GHC.Types’) or ‘Text.Regex.PDeriv.ByteString.TwoPasses.Word’, defined at Text/Regex/PDeriv/ByteString/TwoPasses.lhs:43:3 Text/Regex/PDeriv/ByteString/TwoPasses.lhs:198:53: error: Ambiguous occurrence ‘Word’ It could refer to either ‘Prelude.Word’, imported from ‘Prelude’ at Text/Regex/PDeriv/ByteString/TwoPasses.lhs:15:10-47 (and originally defined in ‘GHC.Types’) or ‘Text.Regex.PDeriv.ByteString.TwoPasses.Word’, defined at Text/Regex/PDeriv/ByteString/TwoPasses.lhs:43:3 Text/Regex/PDeriv/ByteString/TwoPasses.lhs:212:28: error: Ambiguous occurrence ‘Word’ It could refer to either ‘Prelude.Word’, imported from ‘Prelude’ at Text/Regex/PDeriv/ByteString/TwoPasses.lhs:15:10-47 (and originally defined in ‘GHC.Types’) or ‘Text.Regex.PDeriv.ByteString.TwoPasses.Word’, defined at Text/Regex/PDeriv/ByteString/TwoPasses.lhs:43:3 Text/Regex/PDeriv/ByteString/TwoPasses.lhs:227:79: error: Ambiguous occurrence ‘Word’ It could refer to either ‘Prelude.Word’, imported from ‘Prelude’ at Text/Regex/PDeriv/ByteString/TwoPasses.lhs:15:10-47 (and originally defined in ‘GHC.Types’) or ‘Text.Regex.PDeriv.ByteString.TwoPasses.Word’, defined at Text/Regex/PDeriv/ByteString/TwoPasses.lhs:43:3 Text/Regex/PDeriv/ByteString/TwoPasses.lhs:238:78: error: Ambiguous occurrence ‘Word’ It could refer to either ‘Prelude.Word’, imported from ‘Prelude’ at Text/Regex/PDeriv/ByteString/TwoPasses.lhs:15:10-47 (and originally defined in ‘GHC.Types’) or ‘Text.Regex.PDeriv.ByteString.TwoPasses.Word’, defined at Text/Regex/PDeriv/ByteString/TwoPasses.lhs:43:3 cabal: Leaving directory '/tmp/cabal-tmp-8049/regex-pderiv-0.0.8' cabal: Error: some packages failed to install: regex-pderiv-0.0.8 failed during the building phase. The exception was: ExitFailure 1