Resolving dependencies... Configuring dlist-0.8.0.4... Configuring minisat-0.1.2... Building minisat-0.1.2... Building dlist-0.8.0.4... Installed dlist-0.8.0.4 Configuring symbol-0.2.4... Building symbol-0.2.4... Installed symbol-0.2.4 Configuring uglymemo-0.1.0.1... Installed minisat-0.1.2 Building uglymemo-0.1.0.1... Installed uglymemo-0.1.0.1 Configuring jukebox-0.3.3... Building jukebox-0.3.3... Failed to install jukebox-0.3.3 Build log ( /home/builder/.cabal/logs/ghc-8.2.2/jukebox-0.3.3-IzRNpT7JfwmFnuvMbHkh37.log ): cabal: Entering directory '/tmp/cabal-tmp-29194/jukebox-0.3.3' Configuring jukebox-0.3.3... Preprocessing library for jukebox-0.3.3.. Building library for jukebox-0.3.3.. [ 1 of 27] Compiling Jukebox.Name ( src/Jukebox/Name.hs, dist/build/Jukebox/Name.o ) [ 2 of 27] Compiling Jukebox.Options ( src/Jukebox/Options.hs, dist/build/Jukebox/Options.o ) src/Jukebox/Options.hs:40:44: error: Not in scope: type constructor or class ‘Semigroup’ | 40 | instance (Semigroup d, Semigroup (p a)) => Semigroup (Annotated d p a) where | ^^^^^^^^^ cabal: Leaving directory '/tmp/cabal-tmp-29194/jukebox-0.3.3' cabal: Error: some packages failed to install: jukebox-0.3.3-IzRNpT7JfwmFnuvMbHkh37 failed during the building phase. The exception was: ExitFailure 1