Resolving dependencies... Configuring base-orphans-0.6... Configuring base-compat-0.9.3... Building base-compat-0.9.3... Building base-orphans-0.6... Installed base-orphans-0.6 Configuring base64-bytestring-1.0.0.1... Building base64-bytestring-1.0.0.1... Configuring cabal-doctest-1... Installed base-compat-0.9.3 Building cabal-doctest-1... Installed base64-bytestring-1.0.0.1 Configuring dlist-0.8.0.2... Building dlist-0.8.0.2... Configuring integer-logarithms-1.0.1... Installed cabal-doctest-1 Building integer-logarithms-1.0.1... Configuring mtl-2.2.1... Installed dlist-0.8.0.2 Configuring parallel-3.2.1.1... Installed integer-logarithms-1.0.1 Building mtl-2.2.1... Building parallel-3.2.1.1... Configuring prelude-extras-0.4.0.3... Installed parallel-3.2.1.1 Building prelude-extras-0.4.0.3... Configuring primitive-0.6.2.0... Installed mtl-2.2.1 Building primitive-0.6.2.0... Configuring random-1.1... Installed prelude-extras-0.4.0.3 Building random-1.1... Configuring reflection-2.1.2... Installed random-1.1 Building reflection-2.1.2... Configuring semigroups-0.18.3... Installed primitive-0.6.2.0 Building semigroups-0.18.3... Configuring stm-2.4.4.1... Installed semigroups-0.18.3 Building stm-2.4.4.1... Configuring time-locale-compat-0.1.1.3... Installed reflection-2.1.2 Configuring transformers-compat-0.5.1.4... Installed stm-2.4.4.1 Building time-locale-compat-0.1.1.3... Building transformers-compat-0.5.1.4... Configuring void-0.7.2... Installed time-locale-compat-0.1.1.3 Building void-0.7.2... Configuring text-1.2.2.1... Installed transformers-compat-0.5.1.4 Building text-1.2.2.1... Installed void-0.7.2 Configuring vector-0.12.0.1... Building vector-0.12.0.1... Configuring StateVar-1.1.0.4... Installed text-1.2.2.1 Building StateVar-1.1.0.4... Configuring ref-tf-0.4.0.1... Installed StateVar-1.1.0.4 Building ref-tf-0.4.0.1... Configuring exceptions-0.8.3... Installed ref-tf-0.4.0.1 Building exceptions-0.8.3... Configuring tagged-0.8.5... Installed exceptions-0.8.3 Building tagged-0.8.5... Installed vector-0.12.0.1 Configuring blaze-builder-0.4.0.2... Building blaze-builder-0.4.0.2... Configuring hashable-1.2.6.0... Installed tagged-0.8.5 Building hashable-1.2.6.0... Configuring contravariant-1.4... Installed blaze-builder-0.4.0.2 Building contravariant-1.4... Configuring distributive-0.5.2... Installed hashable-1.2.6.0 Installed contravariant-1.4 Configuring case-insensitive-1.2.0.9... Building case-insensitive-1.2.0.9... Building distributive-0.5.2... Configuring unordered-containers-0.2.8.0... Installed case-insensitive-1.2.0.9 Building unordered-containers-0.2.8.0... Configuring scientific-0.3.4.12... Installed distributive-0.5.2 Building scientific-0.3.4.12... Configuring uuid-types-1.0.3... Installed scientific-0.3.4.12 Building uuid-types-1.0.3... Installed unordered-containers-0.2.8.0 Configuring http-types-0.9.1... Building http-types-0.9.1... Configuring comonad-5.0.1... Installed uuid-types-1.0.3 Configuring attoparsec-0.13.1.0... Installed http-types-0.9.1 Building comonad-5.0.1... Building attoparsec-0.13.1.0... Installed comonad-5.0.1 Configuring bifunctors-5.4.2... Building bifunctors-5.4.2... Installed attoparsec-0.13.1.0 Configuring aeson-1.2.0.0... Building aeson-1.2.0.0... Installed bifunctors-5.4.2 Configuring profunctors-5.2... Building profunctors-5.2... Configuring semigroupoids-5.2... Installed profunctors-5.2 Building semigroupoids-5.2... Installed aeson-1.2.0.0 Installed semigroupoids-5.2 Configuring free-4.12.4... Building free-4.12.4... Installed free-4.12.4 Configuring adjunctions-4.3... Building adjunctions-4.3... Installed adjunctions-4.3 Configuring kan-extensions-5.0.1... Building kan-extensions-5.0.1... Installed kan-extensions-5.0.1 Configuring lens-4.15.2... Building lens-4.15.2... Installed lens-4.15.2 Configuring jsaddle-0.8.3.2... Building jsaddle-0.8.3.2... Installed jsaddle-0.8.3.2 Configuring jsaddle-wkwebview-0.8.3.1... Building jsaddle-wkwebview-0.8.3.1... Failed to install jsaddle-wkwebview-0.8.3.1 Build log ( /home/builder/.cabal/logs/jsaddle-wkwebview-0.8.3.1.log ): cabal: Entering directory '/tmp/cabal-tmp-12058/jsaddle-wkwebview-0.8.3.1' Configuring jsaddle-wkwebview-0.8.3.1... Building jsaddle-wkwebview-0.8.3.1... Preprocessing library jsaddle-wkwebview-0.8.3.1... [1 of 2] Compiling Language.Javascript.JSaddle.WKWebView.Internal ( src/Language/Javascript/JSaddle/WKWebView/Internal.hs, dist/build/Language/Javascript/JSaddle/WKWebView/Internal.o ) [2 of 2] Compiling Language.Javascript.JSaddle.WKWebView ( src-ghc/Language/Javascript/JSaddle/WKWebView.hs, dist/build/Language/Javascript/JSaddle/WKWebView.o ) gcc: error trying to exec 'cc1obj': execvp: No such file or directory `gcc' failed in phase `C Compiler'. (Exit code: 1) cabal: Leaving directory '/tmp/cabal-tmp-12058/jsaddle-wkwebview-0.8.3.1' cabal: Error: some packages failed to install: jsaddle-wkwebview-0.8.3.1 failed during the building phase. The exception was: ExitFailure 1