Resolving dependencies... Starting lists-flines-0.1.1.0 Starting uniqueness-periods-vector-stats-0.2.1.0 Starting parallel-3.2.2.0 Building parallel-3.2.2.0 Building uniqueness-periods-vector-stats-0.2.1.0 Building lists-flines-0.1.1.0 Completed uniqueness-periods-vector-stats-0.2.1.0 Completed lists-flines-0.1.1.0 Completed parallel-3.2.2.0 Starting phonetic-languages-plus-0.4.0.0 Building phonetic-languages-plus-0.4.0.0 Failed to install phonetic-languages-plus-0.4.0.0 Build log ( /home/builder/.cabal/logs/ghc-8.10.2/phonetic-languages-plus-0.4.0.0-J09i7ChTv2uFjKCG3j8icK.log ): cabal: Entering directory '/tmp/cabal-tmp-5957/phonetic-languages-plus-0.4.0.0' Configuring phonetic-languages-plus-0.4.0.0... Preprocessing executable 'distributionTextG' for phonetic-languages-plus-0.4.0.0.. Building executable 'distributionTextG' for phonetic-languages-plus-0.4.0.0.. [1 of 4] Compiling Data.Statistics.RulesIntervals ( Data/Statistics/RulesIntervals.hs, dist/build/distributionTextG/distributionTextG-tmp/Data/Statistics/RulesIntervals.o ) [2 of 4] Compiling Data.Statistics.RulesIntervalsPlus ( Data/Statistics/RulesIntervalsPlus.hs, dist/build/distributionTextG/distributionTextG-tmp/Data/Statistics/RulesIntervalsPlus.o ) [3 of 4] Compiling Distribution.Processment ( Distribution/Processment.hs, dist/build/distributionTextG/distributionTextG-tmp/Distribution/Processment.o ) [4 of 4] Compiling Main ( Distribution/Main.hs, dist/build/distributionTextG/distributionTextG-tmp/Main.o ) Distribution/Main.hs:44:7: error: Illegal bang-pattern (use BangPatterns): ! args | 44 | let !args = filter (/= "+W") args0 | ^^^^^ cabal: Leaving directory '/tmp/cabal-tmp-5957/phonetic-languages-plus-0.4.0.0' cabal: Error: some packages failed to install: phonetic-languages-plus-0.4.0.0-J09i7ChTv2uFjKCG3j8icK failed during the building phase. The exception was: ExitFailure 1