Resolving dependencies...
Configuring ansi-terminal-0.6.2.3...
Configuring mtl-2.2.1...
Building ansi-terminal-0.6.2.3...
Building mtl-2.2.1...
Installed ansi-terminal-0.6.2.3
Configuring tar-0.5.0.3...
Building tar-0.5.0.3...
Configuring transformers-compat-0.5.1.4...
Installed mtl-2.2.1
Building transformers-compat-0.5.1.4...
Installed transformers-compat-0.5.1.4
Configuring utf8-string-1.0.1.1...
Building utf8-string-1.0.1.1...
Configuring ansi-wl-pprint-0.6.7.3...
Installed tar-0.5.0.3
Building ansi-wl-pprint-0.6.7.3...
Installed utf8-string-1.0.1.1
Installed ansi-wl-pprint-0.6.7.3
Configuring optparse-applicative-0.13.0.0...
Building optparse-applicative-0.13.0.0...
Installed optparse-applicative-0.13.0.0
Downloading cabal-db-0.1.6...
Configuring cabal-db-0.1.6...
Building cabal-db-0.1.6...
Failed to install cabal-db-0.1.6
Build log ( /home/builder/.cabal/logs/cabal-db-0.1.6.log ):
cabal: Entering directory '/tmp/cabal-tmp-4616/cabal-db-0.1.6'
Configuring cabal-db-0.1.6...
Building cabal-db-0.1.6...
Preprocessing executable 'cabal-db' for cabal-db-0.1.6...
[1 of 1] Compiling Main             ( Src/Main.hs, dist/build/cabal-db/cabal-db-tmp/Main.o )

Src/Main.hs:35:1: error:
    Failed to load interface for ‘Options’
    Use -v to see a list of the files searched for.

Src/Main.hs:36:1: error:
    Failed to load interface for ‘Graph’
    Use -v to see a list of the files searched for.
cabal: Leaving directory '/tmp/cabal-tmp-4616/cabal-db-0.1.6'
cabal: Error: some packages failed to install:
cabal-db-0.1.6 failed during the building phase. The exception was:
ExitFailure 1