Resolving dependencies... Configuring mtl-2.2.1... Configuring primitive-0.6.1.0... Building mtl-2.2.1... Building primitive-0.6.1.0... Installed mtl-2.2.1 Configuring random-1.1... Configuring text-1.2.2.1... Installed primitive-0.6.1.0 Building random-1.1... Building text-1.2.2.1... Configuring vacuum-2.2.0.0... Installed random-1.1 Building vacuum-2.2.0.0... Configuring utf8-string-1.0.1.1... Failed to install vacuum-2.2.0.0 Build log ( /home/builder/.cabal/logs/vacuum-2.2.0.0.log ): cabal: Entering directory '/tmp/cabal-tmp-26743/vacuum-2.2.0.0' Configuring vacuum-2.2.0.0... Building vacuum-2.2.0.0... Preprocessing library vacuum-2.2.0.0... src/GHC/Vacuum/ClosureType.hs:38:2: error: error: #error Unsupported GHC version in ClosureTypes.hs! #error Unsupported GHC version in ClosureTypes.hs! ^ `gcc' failed in phase `C pre-processor'. (Exit code: 1) cabal: Leaving directory '/tmp/cabal-tmp-26743/vacuum-2.2.0.0' Building utf8-string-1.0.1.1... Installed utf8-string-1.0.1.1 Configuring vector-0.11.0.0... Building vector-0.11.0.0... Installed text-1.2.2.1 Configuring hashable-1.2.4.0... Building hashable-1.2.4.0... Installed hashable-1.2.4.0 Installed vector-0.11.0.0 Configuring hashtables-1.2.1.0... Building hashtables-1.2.1.0... Installed hashtables-1.2.1.0 Configuring gtk2hs-buildtools-0.13.2.1... Building gtk2hs-buildtools-0.13.2.1... Installed gtk2hs-buildtools-0.13.2.1 Configuring glib-0.13.4.1... Configuring cairo-0.13.3.1... Building cairo-0.13.3.1... Building glib-0.13.4.1... Installed cairo-0.13.3.1 Installed glib-0.13.4.1 Configuring gio-0.13.3.1... Configuring pango-0.13.3.1... Building gio-0.13.3.1... Building pango-0.13.3.1... Configuring svgcairo-0.13.1.1... Installed pango-0.13.3.1 Building svgcairo-0.13.1.1... Installed gio-0.13.3.1 Configuring gtk-0.14.6... Building gtk-0.14.6... Installed svgcairo-0.13.1.1 Installed gtk-0.14.6 cabal: Error: some packages failed to install: vacuum-2.2.0.0 failed during the building phase. The exception was: ExitFailure 1 vacuum-cairo-0.1 depends on vacuum-2.2.0.0 which failed to install.