Resolving dependencies... Configuring mtl-2.2.1... Configuring syb-0.6... Building mtl-2.2.1... Building syb-0.6... Installed syb-0.6 Configuring haskell-src-1.0.2.0... Installed mtl-2.2.1 Building haskell-src-1.0.2.0... Installed haskell-src-1.0.2.0 Configuring hoppy-generator-0.3.0... Building hoppy-generator-0.3.0... Installed hoppy-generator-0.3.0 Configuring hoppy-std-0.3.0... Building hoppy-std-0.3.0... Installed hoppy-std-0.3.0 Configuring qtah-generator-0.2.1... Building qtah-generator-0.2.1... Installed qtah-generator-0.2.1 Configuring qtah-cpp-qt5-0.2.0... Failed to install qtah-cpp-qt5-0.2.0 Build log ( /home/builder/.cabal/logs/qtah-cpp-qt5-0.2.0.log ): cabal: Entering directory '/tmp/cabal-tmp-26009/qtah-cpp-qt5-0.2.0' [1 of 1] Compiling Main ( /tmp/cabal-tmp-26009/qtah-cpp-qt5-0.2.0/dist/setup/setup.hs, /tmp/cabal-tmp-26009/qtah-cpp-qt5-0.2.0/dist/setup/Main.o ) Linking /tmp/cabal-tmp-26009/qtah-cpp-qt5-0.2.0/dist/setup/setup ... Configuring qtah-cpp-qt5-0.2.0... qtah-cpp-qt5: Requesting Qt 5 because of package name. setup: qtah-cpp-qt5: Couldn't find qtah-generator. Is it installed? cabal: Leaving directory '/tmp/cabal-tmp-26009/qtah-cpp-qt5-0.2.0' cabal: Error: some packages failed to install: qtah-cpp-qt5-0.2.0 failed during the configure step. The exception was: ExitFailure 1