Resolving dependencies... Configuring ghc-paths-0.1.0.9... Configuring mtl-2.2.1... Building mtl-2.2.1... Building ghc-paths-0.1.0.9... Installed mtl-2.2.1 Configuring random-1.1... Configuring stm-2.4.4.1... Installed ghc-paths-0.1.0.9 Building random-1.1... Building stm-2.4.4.1... Configuring utf8-string-0.3.7... Installed stm-2.4.4.1 Configuring syb-0.6... Installed random-1.1 Building utf8-string-0.3.7... Building syb-0.6... Configuring transformers-compat-0.5.1.4... Installed utf8-string-0.3.7 Building transformers-compat-0.5.1.4... Installed syb-0.6 Configuring show-0.6... Building show-0.6... Installed transformers-compat-0.5.1.4 Configuring exceptions-0.8.3... Installed show-0.6 Building exceptions-0.8.3... Installed exceptions-0.8.3 Configuring hint-0.6.0... Building hint-0.6.0... Installed hint-0.6.0 Configuring mueval-0.7.1... Building mueval-0.7.1... Failed to install mueval-0.7.1 Build log ( /home/builder/.cabal/logs/mueval-0.7.1.log ): cabal: Entering directory '/tmp/cabal-tmp-18694/mueval-0.7.1' Configuring mueval-0.7.1... Building mueval-0.7.1... Preprocessing library mueval-0.7.1... [1 of 5] Compiling Mueval.Resources ( Mueval/Resources.hs, dist/build/Mueval/Resources.o ) [2 of 5] Compiling Mueval.Context ( Mueval/Context.hs, dist/build/Mueval/Context.o ) [3 of 5] Compiling Mueval.Interpreter ( Mueval/Interpreter.hs, dist/build/Mueval/Interpreter.o ) Mueval/Interpreter.hs:9:1: error: Failed to load interface for ‘Control.OldException’ Perhaps you meant Control.Exception (from base-4.9.0.0) Use -v to see a list of the files searched for. Mueval/Interpreter.hs:12:82: error: Module ‘Language.Haskell.Interpreter’ does not export ‘glasgowExtensions’ cabal: Leaving directory '/tmp/cabal-tmp-18694/mueval-0.7.1' cabal: Error: some packages failed to install: mueval-0.7.1 failed during the building phase. The exception was: ExitFailure 1