Resolving dependencies...
Configuring data-default-class-0.1.2.0...
Configuring dlist-0.8.0.2...
Building data-default-class-0.1.2.0...
Building dlist-0.8.0.2...
Installed data-default-class-0.1.2.0
Configuring old-locale-1.0.0.7...
Building old-locale-1.0.0.7...
Installed dlist-0.8.0.2
Configuring random-1.1...
Building random-1.1...
Configuring data-default-instances-containers-0.0.1...
Installed old-locale-1.0.0.7
Building data-default-instances-containers-0.0.1...
Configuring data-default-instances-dlist-0.0.1...
Installed data-default-instances-containers-0.0.1
Building data-default-instances-dlist-0.0.1...
Configuring data-default-instances-old-locale-0.0.1...
Installed random-1.1
Building data-default-instances-old-locale-0.0.1...
Installed data-default-instances-dlist-0.0.1
Installed data-default-instances-old-locale-0.0.1
Configuring data-default-0.7.1.1...
Building data-default-0.7.1.1...
Installed data-default-0.7.1.1
Configuring X11-1.7...
Building X11-1.7...
Installed X11-1.7
Downloading xmonad-utils-0.1...
Configuring xmonad-utils-0.1...
Building xmonad-utils-0.1...
Failed to install xmonad-utils-0.1
Build log ( /home/builder/.cabal/logs/xmonad-utils-0.1.log ):
cabal: Entering directory '/tmp/cabal-tmp-6137/xmonad-utils-0.1'
Warning: xmonad-utils.cabal: A package using 'cabal-version: >=1.4' must use
section syntax. See the Cabal user guide for details.
Configuring xmonad-utils-0.1...
Warning: 'ghc-options: -prof' is not necessary and will lead to problems when
used on a library. Use the configure flag --enable-library-profiling and/or
--enable-profiling.
Building xmonad-utils-0.1...
Preprocessing executable 'hxsel' for xmonad-utils-0.1...
[1 of 1] Compiling Main             ( src/Hxsel.hs, dist/build/hxsel/hxsel-tmp/Main.o )
Linking dist/build/hxsel/hxsel ...
Preprocessing executable 'hxput' for xmonad-utils-0.1...
[1 of 1] Compiling Main             ( src/Hxput.hs, dist/build/hxput/hxput-tmp/Main.o )

src/Hxput.hs:36:13: warning: [-Wunused-do-bind]
    A do-notation statement discarded a result of type
      ‘ghc-prim-0.5.0.0:GHC.Prim.Any’
    Suppress this warning by saying
      ‘_ <- ($) allocaXEvent processEvent dpy ty text’
Linking dist/build/hxput/hxput ...
Preprocessing executable 'hslock' for xmonad-utils-0.1...
[1 of 2] Compiling Utils            ( src/Utils.hs, dist/build/hslock/hslock-tmp/Utils.o )

src/Utils.hs:18:1: warning: [-Wunused-imports]
    The import of ‘Control.Monad’ is redundant
      except perhaps to import instances from ‘Control.Monad’
    To import instances alone, use: import Control.Monad()
[2 of 2] Compiling Main             ( dist/build/hslock/hslock-tmp/Hslock.hs, dist/build/hslock/hslock-tmp/Main.o )

src/Hslock.hsc:86:8: error:
    Variable not in scope:
      catch :: IO String -> (b0 -> m0 [t0]) -> IO String
cabal: Leaving directory '/tmp/cabal-tmp-6137/xmonad-utils-0.1'
cabal: Error: some packages failed to install:
xmonad-utils-0.1 failed during the building phase. The exception was:
ExitFailure 1