Resolving dependencies...
Downloading darcs-beta-2.7.99.2...
Configuring darcs-beta-2.7.99.2...
Failed to install darcs-beta-2.7.99.2
Build log ( /home/builder/.cabal/logs/darcs-beta-2.7.99.2.log ):
cabal: Entering directory '/tmp/cabal-tmp-23425/darcs-beta-2.7.99.2'
[1 of 1] Compiling Main             ( /tmp/cabal-tmp-23425/darcs-beta-2.7.99.2/dist/setup/setup.hs, /tmp/cabal-tmp-23425/darcs-beta-2.7.99.2/dist/setup/Main.o )
Linking /tmp/cabal-tmp-23425/darcs-beta-2.7.99.2/dist/setup/setup ...
Configuring darcs-beta-2.7.99.2...
setup: No executables, libraries, tests, or benchmarks found. Nothing to do.
cabal: Leaving directory '/tmp/cabal-tmp-23425/darcs-beta-2.7.99.2'
cabal: Error: some packages failed to install:
darcs-beta-2.7.99.2 failed during the configure step. The exception was:
ExitFailure 1
ipatch-0.1 depends on darcs-beta-2.7.99.2 which failed to install.