Resolving dependencies... Configuring composition-prelude-0.1.1.4... Building composition-prelude-0.1.1.4... Installed composition-prelude-0.1.1.4 Configuring fast-combinatorics-0.1.0.2... Building fast-combinatorics-0.1.0.2... Failed to install fast-combinatorics-0.1.0.2 Build log ( /home/builder/.cabal/logs/ghc-8.2.2/fast-combinatorics-0.1.0.2-511K5lyPhkaLeyClMeeTEU.log ): cabal: Entering directory '/tmp/cabal-tmp-491/fast-combinatorics-0.1.0.2' Configuring fast-combinatorics-0.1.0.2... Preprocessing library for fast-combinatorics-0.1.0.2.. Building library for fast-combinatorics-0.1.0.2.. [1 of 1] Compiling Numeric.Combinatorics ( src/Numeric/Combinatorics.hs, dist/build/Numeric/Combinatorics.o ) cbits/fast-combinatorics.c:12:31: error: fatal error: pats_ccomp_config.h: No such file or directory #include "pats_ccomp_config.h" ^ | 12 | #include "pats_ccomp_config.h" | ^ compilation terminated. `gcc' failed in phase `C Compiler'. (Exit code: 1) cabal: Leaving directory '/tmp/cabal-tmp-491/fast-combinatorics-0.1.0.2' cabal: Error: some packages failed to install: fast-combinatorics-0.1.0.2-511K5lyPhkaLeyClMeeTEU failed during the building phase. The exception was: ExitFailure 1