Resolving dependencies...
Configuring text-1.2.2.2...
Building text-1.2.2.2...
Installed text-1.2.2.2
Configuring text-cp437-0.2.0.0...
Building text-cp437-0.2.0.0...
Failed to install text-cp437-0.2.0.0
Build log ( /home/builder/.cabal/logs/text-cp437-0.2.0.0.log ):
cabal: Entering directory '/tmp/cabal-tmp-17805/text-cp437-0.2.0.0'
Configuring text-cp437-0.2.0.0...
Building text-cp437-0.2.0.0...
Preprocessing library text-cp437-0.2.0.0...

src/Data/Text/CP437.hs:18:6: error:
    parse error on input ‘textToCp437’
cabal: Leaving directory '/tmp/cabal-tmp-17805/text-cp437-0.2.0.0'
cabal: Error: some packages failed to install:
text-cp437-0.2.0.0 failed during the building phase. The exception was:
ExitFailure 1