Resolving dependencies... Configuring primitive-0.6.1.0... Building primitive-0.6.1.0... Installed primitive-0.6.1.0 Configuring vector-0.11.0.0... Building vector-0.11.0.0... Installed vector-0.11.0.0 Configuring rangemin-2.2.0... Building rangemin-2.2.0... Failed to install rangemin-2.2.0 Build log ( /home/builder/.cabal/logs/rangemin-2.2.0.log ): cabal: Entering directory '/tmp/cabal-tmp-409/rangemin-2.2.0' Configuring rangemin-2.2.0... Building rangemin-2.2.0... Preprocessing library rangemin-2.2.0... [ 1 of 22] Compiling Data.RangeMin.Common.Types ( Data/RangeMin/Common/Types.hs, dist/build/Data/RangeMin/Common/Types.o ) Data/RangeMin/Common/Types.hs:41:1: warning: [-Wtabs] Tab character found here. Please use spaces instead. [ 2 of 22] Compiling Data.RangeMin.Common.Vector ( Data/RangeMin/Common/Vector.hs, dist/build/Data/RangeMin/Common/Vector.o ) Data/RangeMin/Common/Vector.hs:39:11: error: Not in scope: ‘GM.unsafeNewWith’ Perhaps you meant ‘GM.unsafeNew’ (imported from Data.Vector.Generic.Mutable) Module ‘Data.Vector.Generic.Mutable’ does not export ‘unsafeNewWith’. cabal: Leaving directory '/tmp/cabal-tmp-409/rangemin-2.2.0' cabal: Error: some packages failed to install: rangemin-2.2.0 failed during the building phase. The exception was: ExitFailure 1