Resolving dependencies... Configuring primitive-0.6.1.0... Configuring random-1.1... Building primitive-0.6.1.0... Building random-1.1... Installed random-1.1 Configuring split-0.2.3.1... Building split-0.2.3.1... Configuring storable-complex-0.2.2... Installed primitive-0.6.1.0 Building storable-complex-0.2.2... Installed split-0.2.3.1 Configuring vector-0.11.0.0... Installed storable-complex-0.2.2 Building vector-0.11.0.0... Installed vector-0.11.0.0 Configuring hmatrix-0.18.0.0... Building hmatrix-0.18.0.0... Installed hmatrix-0.18.0.0 Configuring hstatistics-0.1.0.1... Failed to install hstatistics-0.1.0.1 Build log ( /home/builder/.cabal/logs/hstatistics-0.1.0.1.log ): cabal: Entering directory '/tmp/cabal-tmp-15113/hstatistics-0.1.0.1' [1 of 1] Compiling Main ( /tmp/cabal-tmp-15113/hstatistics-0.1.0.1/dist/setup/setup.hs, /tmp/cabal-tmp-15113/hstatistics-0.1.0.1/dist/setup/Main.o ) Linking /tmp/cabal-tmp-15113/hstatistics-0.1.0.1/dist/setup/setup ... Warning: hstatistics.cabal: Unexpected section 'source-repository' on line 63 Configuring hstatistics-0.1.0.1... configure.hs:20:1: error: Failed to load interface for ‘System’ Use -v to see a list of the files searched for. cabal: Leaving directory '/tmp/cabal-tmp-15113/hstatistics-0.1.0.1' cabal: Error: some packages failed to install: hstatistics-0.1.0.1 failed during the configure step. The exception was: ExitFailure 1