Resolving dependencies...
Configuring HUnit-1.2.5.2...
Configuring mtl-2.2.1...
Building HUnit-1.2.5.2...
Building mtl-2.2.1...
Installed HUnit-1.2.5.2
Configuring stm-2.4.4.1...
Building stm-2.4.4.1...
Configuring transformers-compat-0.5.1.4...
Installed mtl-2.2.1
Building transformers-compat-0.5.1.4...
Configuring boolean-list-0.1.0.0...
Installed stm-2.4.4.1
Building boolean-list-0.1.0.0...
Installed transformers-compat-0.5.1.4
Configuring exceptions-0.8.3...
Building exceptions-0.8.3...
Installed boolean-list-0.1.0.0
Installed exceptions-0.8.3
Configuring bimap-0.3.2...
Building bimap-0.3.2...
Installed bimap-0.3.2
Configuring haskell-compression-0.1...
Building haskell-compression-0.1...
Failed to install haskell-compression-0.1
Build log ( /home/builder/.cabal/logs/haskell-compression-0.1.log ):
cabal: Entering directory '/tmp/cabal-tmp-18976/haskell-compression-0.1'
Configuring haskell-compression-0.1...
Building haskell-compression-0.1...
Preprocessing library haskell-compression-0.1...
[1 of 4] Compiling Codec.HaskellCompression.Shared ( Codec/HaskellCompression/Shared.hs, dist/build/Codec/HaskellCompression/Shared.o )
[2 of 4] Compiling Codec.HaskellCompression.Unzip ( Codec/HaskellCompression/Unzip.hs, dist/build/Codec/HaskellCompression/Unzip.o )

Codec/HaskellCompression/Unzip.hs:18:1: warning: [-Wtabs]
    Tab character found here, and in six further locations.
    Please use spaces instead.
[3 of 4] Compiling Codec.HaskellCompression.Zip ( Codec/HaskellCompression/Zip.hs, dist/build/Codec/HaskellCompression/Zip.o )
[4 of 4] Compiling Codec.HaskellCompression ( Codec/HaskellCompression.hs, dist/build/Codec/HaskellCompression.o )

Codec/HaskellCompression.hs:3:2: error:
    Not in scope: ‘unzipt’
    Perhaps you meant one of these:
      ‘unzip’ (imported from Prelude), ‘unzip3’ (imported from Prelude),
      ‘Codec.HaskellCompression.Unzip.unzipit’ (imported from Codec.HaskellCompression.Unzip)
cabal: Leaving directory '/tmp/cabal-tmp-18976/haskell-compression-0.1'
cabal: Error: some packages failed to install:
haskell-compression-0.1 failed during the building phase. The exception was:
ExitFailure 1