Resolving dependencies...
Configuring call-stack-0.1.0...
Configuring mtl-2.2.1...
Building call-stack-0.1.0...
Building mtl-2.2.1...
Installed call-stack-0.1.0
Configuring value-supply-0.6...
Building value-supply-0.6...
Configuring syb-0.6...
Installed value-supply-0.6
Building syb-0.6...
Configuring HUnit-1.5.0.0...
Installed mtl-2.2.1
Building HUnit-1.5.0.0...
Installed syb-0.6
Installed HUnit-1.5.0.0
Configuring cflp-2009.1.15...
Building cflp-2009.1.15...
Failed to install cflp-2009.1.15
Build log ( /home/builder/.cabal/logs/cflp-2009.1.15.log ):
cabal: Entering directory '/tmp/cabal-tmp-11376/cflp-2009.1.15'
[1 of 1] Compiling Main             ( /tmp/cabal-tmp-11376/cflp-2009.1.15/dist/setup/setup.hs, /tmp/cabal-tmp-11376/cflp-2009.1.15/dist/setup/Main.o )
Linking /tmp/cabal-tmp-11376/cflp-2009.1.15/dist/setup/setup ...
Configuring cflp-2009.1.15...
Building cflp-2009.1.15...
Preprocessing library cflp-2009.1.15...
[ 1 of 16] Compiling Data.LazyNondet.Types ( src/Data/LazyNondet/Types.lhs, dist/build/Data/LazyNondet/Types.o )

src/Data/LazyNondet/Types.lhs:24:3: error:
    Failed to load interface for ‘Control.Monad.Trans.Update’
    Perhaps you meant
      Control.Monad.Trans.State (needs flag -package-key transformers-0.5.2.0)
      Control.Monad.Trans.Class (needs flag -package-key transformers-0.5.2.0)
      Control.Monad.Trans.Cont (needs flag -package-key transformers-0.5.2.0)
    Use -v to see a list of the files searched for.
cabal: Leaving directory '/tmp/cabal-tmp-11376/cflp-2009.1.15'
cabal: Error: some packages failed to install:
cflp-2009.1.15 failed during the building phase. The exception was:
ExitFailure 1