Resolving dependencies... Configuring mtl-2.2.1... Building mtl-2.2.1... Installed mtl-2.2.1 Configuring classify-2013.11.6... Building classify-2013.11.6... Failed to install classify-2013.11.6 Build log ( /home/builder/.cabal/logs/classify-2013.11.6.log ): cabal: Entering directory '/tmp/cabal-tmp-23758/classify-2013.11.6' Configuring classify-2013.11.6... Building classify-2013.11.6... Preprocessing library classify-2013.11.6... [1 of 5] Compiling Data.Classify.DataTypes ( src/Data/Classify/DataTypes.hs, dist/build/Data/Classify/DataTypes.o ) [2 of 5] Compiling Data.Classify.Parser ( src/Data/Classify/Parser.hs, dist/build/Data/Classify/Parser.o ) src/Data/Classify/Parser.hs:264:1: warning: [-Wtabs] Tab character found here, and in 16 further locations. Please use spaces instead. [3 of 5] Compiling Data.Classify.Printer ( src/Data/Classify/Printer.hs, dist/build/Data/Classify/Printer.o ) src/Data/Classify/Printer.hs:46:1: warning: [-Wtabs] Tab character found here, and in 17 further locations. Please use spaces instead. [4 of 5] Compiling Data.Classify.Rank ( src/Data/Classify/Rank.hs, dist/build/Data/Classify/Rank.o ) [5 of 5] Compiling Data.Classify.Television ( src/Data/Classify/Television.hs, dist/build/Data/Classify/Television.o ) src/Data/Classify/Television.hs:39:67: error: • Variable not in scope: stripName :: Name -> [k] • Perhaps you want to add ‘stripName’ to the import list in the import of ‘Data.Classify.Parser’ (src/Data/Classify/Television.hs:24:1-59). cabal: Leaving directory '/tmp/cabal-tmp-23758/classify-2013.11.6' cabal: Error: some packages failed to install: classify-2013.11.6 failed during the building phase. The exception was: ExitFailure 1