Resolving dependencies...
Configuring parseargs-0.2.0.8...
Building parseargs-0.2.0.8...
Installed parseargs-0.2.0.8
Configuring WAVE-0.1.3...
Building WAVE-0.1.3...
Installed WAVE-0.1.3
Configuring truelevel-0.1.3...
Building truelevel-0.1.3...
Failed to install truelevel-0.1.3
Build log ( /home/builder/.cabal/logs/truelevel-0.1.3.log ):
cabal: Entering directory '/tmp/cabal-tmp-15899/truelevel-0.1.3'
Configuring truelevel-0.1.3...
Building truelevel-0.1.3...
Preprocessing executable 'truelevel' for truelevel-0.1.3...
[1 of 1] Compiling Main             ( truelevel.hs, dist/build/truelevel/truelevel-tmp/Main.o )

truelevel.hs:13:1: error:
    Failed to load interface for ‘TrueLevelArgs’
    Use -v to see a list of the files searched for.
cabal: Leaving directory '/tmp/cabal-tmp-15899/truelevel-0.1.3'
cabal: Error: some packages failed to install:
truelevel-0.1.3 failed during the building phase. The exception was:
ExitFailure 1