Resolving dependencies...
Configuring Diff-0.3.2...
Building Diff-0.3.2...
Preprocessing library Diff-0.3.2...
[1 of 3] Compiling Data.Algorithm.Diff ( src/Data/Algorithm/Diff.hs, dist/build/Data/Algorithm/Diff.o )
[2 of 3] Compiling Data.Algorithm.DiffOutput ( src/Data/Algorithm/DiffOutput.hs, dist/build/Data/Algorithm/DiffOutput.o )

src/Data/Algorithm/DiffOutput.hs:16:1: Warning:
    The import of ‘Data.Monoid’ is redundant
      except perhaps to import instances from ‘Data.Monoid’
    To import instances alone, use: import Data.Monoid()
[3 of 3] Compiling Data.Algorithm.DiffContext ( src/Data/Algorithm/DiffContext.hs, dist/build/Data/Algorithm/DiffContext.o )

src/Data/Algorithm/DiffContext.hs:20:1: Warning:
    The import of ‘Data.Monoid’ is redundant
      except perhaps to import instances from ‘Data.Monoid’
    To import instances alone, use: import Data.Monoid()
In-place registering Diff-0.3.2...
Running Haddock for Diff-0.3.2...
Running hscolour for Diff-0.3.2...
Preprocessing library Diff-0.3.2...
Preprocessing library Diff-0.3.2...

src/Data/Algorithm/DiffOutput.hs:16:1: Warning:
    The import of ‘Data.Monoid’ is redundant
      except perhaps to import instances from ‘Data.Monoid’
    To import instances alone, use: import Data.Monoid()

src/Data/Algorithm/DiffContext.hs:20:1: Warning:
    The import of ‘Data.Monoid’ is redundant
      except perhaps to import instances from ‘Data.Monoid’
    To import instances alone, use: import Data.Monoid()
Haddock coverage:
  88% (  7 /  8) in 'Data.Algorithm.Diff'
  Missing documentation for:
    getGroupedDiffBy (src/Data/Algorithm/Diff.hs:97)
  50% (  3 /  6) in 'Data.Algorithm.DiffOutput'
  Missing documentation for:
    LineNo (src/Data/Algorithm/DiffOutput.hs:69)
    LineRange (src/Data/Algorithm/DiffOutput.hs:71)
    DiffOperation (src/Data/Algorithm/DiffOutput.hs:76)
 100% (  3 /  3) in 'Data.Algorithm.DiffContext'
Warning: Data.Algorithm.DiffContext: could not find link destinations for:
    ContextDiff
Documentation created: dist/doc/html/Diff/index.html,
dist/doc/html/Diff/Diff.txt
Creating package registration file: /tmp/pkgConf-Diff-0.3278722862233665123.2
Installing library in
/home/builder/hackage-server/build-cache/tmp-install/lib/x86_64-linux-ghc-7.10.2/Diff-0.3.2-DxiqnH2v4bt9bHNo1e9XlU
Registering Diff-0.3.2...
Installed Diff-0.3.2
Configuring diffcabal-0.1.1...
Building diffcabal-0.1.1...
Preprocessing executable 'diffcabal' for diffcabal-0.1.1...

Main.hs:27:18:
    Could not find module ‘Control.OldException’
    Perhaps you meant Control.Exception (from base-4.8.1.0)
    Use -v to see a list of the files searched for.
Failed to install diffcabal-0.1.1
cabal: Error: some packages failed to install:
diffcabal-0.1.1 failed during the building phase. The exception was:
ExitFailure 1