Resolving dependencies... Downloading gofer-prelude-2.30.1... Configuring gofer-prelude-2.30.1... Building gofer-prelude-2.30.1... Preprocessing library gofer-prelude-2.30.1... [1 of 1] Compiling Prelude.Gofer ( Prelude/Gofer.hs, dist/build/Prelude/Gofer.o ) Prelude/Gofer.hs:256:40: Module ‘GHC.Base’ does not export ‘chr’ Prelude/Gofer.hs:260:48: Module ‘GHC.Base’ does not export ‘plusInt’ Prelude/Gofer.hs:260:56: Module ‘GHC.Base’ does not export ‘minusInt’ Prelude/Gofer.hs:260:65: Module ‘GHC.Base’ does not export ‘timesInt’ Prelude/Gofer.hs:261:20: Module ‘GHC.Base’ does not export ‘negateInt’ Failed to install gofer-prelude-2.30.1 cabal: Error: some packages failed to install: gofer-prelude-2.30.1 failed during the building phase. The exception was: ExitFailure 1