Resolving dependencies... Configuring primitive-0.6.2.0... Building primitive-0.6.2.0... Installed primitive-0.6.2.0 Configuring fixed-vector-0.3.0.0... Building fixed-vector-0.3.0.0... Failed to install fixed-vector-0.3.0.0 Build log ( /home/builder/.cabal/logs/fixed-vector-0.3.0.0.log ): cabal: Entering directory '/tmp/cabal-tmp-7048/fixed-vector-0.3.0.0' Configuring fixed-vector-0.3.0.0... Building fixed-vector-0.3.0.0... Preprocessing library fixed-vector-0.3.0.0... [1 of 9] Compiling Data.Vector.Fixed.Internal.Arity ( Data/Vector/Fixed/Internal/Arity.hs, dist/build/Data/Vector/Fixed/Internal/Arity.o ) [2 of 9] Compiling Data.Vector.Fixed.Cont ( Data/Vector/Fixed/Cont.hs, dist/build/Data/Vector/Fixed/Cont.o ) Data/Vector/Fixed/Cont.hs:87:1: error: Failed to load interface for ‘Data.Vector.Fixed.Internal.Id’ Use -v to see a list of the files searched for. cabal: Leaving directory '/tmp/cabal-tmp-7048/fixed-vector-0.3.0.0' cabal: Error: some packages failed to install: fixed-vector-0.3.0.0 failed during the building phase. The exception was: ExitFailure 1