Resolving dependencies... Configuring call-stack-0.1.0... Configuring cmdargs-0.10.14... Building call-stack-0.1.0... Building cmdargs-0.10.14... Installed call-stack-0.1.0 Configuring dlist-0.8.0.2... Building dlist-0.8.0.2... Installed dlist-0.8.0.2 Configuring mtl-2.2.1... Building mtl-2.2.1... Configuring network-2.6.3.1... Installed mtl-2.2.1 Building network-2.6.3.1... Configuring old-locale-1.0.0.7... Installed cmdargs-0.10.14 Building old-locale-1.0.0.7... Configuring random-1.1... Installed network-2.6.3.1 Building random-1.1... Configuring primitive-0.6.2.0... Installed old-locale-1.0.0.7 Building primitive-0.6.2.0... Configuring syb-0.6... Installed random-1.1 Building syb-0.6... Configuring text-1.2.2.1... Installed syb-0.6 Configuring transformers-compat-0.5.1.4... Installed primitive-0.6.2.0 Building text-1.2.2.1... Building transformers-compat-0.5.1.4... Configuring HUnit-1.5.0.0... Installed transformers-compat-0.5.1.4 Building HUnit-1.5.0.0... Installed HUnit-1.5.0.0 Configuring regex-base-0.93.2... Building regex-base-0.93.2... Configuring hslogger-1.2.10... Installed regex-base-0.93.2 Building hslogger-1.2.10... Configuring old-time-1.1.0.3... Installed hslogger-1.2.10 Building old-time-1.1.0.3... Configuring Glob-0.7.13... Installed text-1.2.2.1 Building Glob-0.7.13... Configuring tf-random-0.5... Installed old-time-1.1.0.3 Building tf-random-0.5... Installed Glob-0.7.13 Configuring regex-posix-0.95.2... Building regex-posix-0.95.2... Configuring parsec-3.1.11... Installed tf-random-0.5 Building parsec-3.1.11... Installed regex-posix-0.95.2 Configuring regex-compat-0.95.1... Building regex-compat-0.95.1... Configuring QuickCheck-2.9.2... Installed regex-compat-0.95.1 Building QuickCheck-2.9.2... Installed parsec-3.1.11 Configuring json-0.9.1... Building json-0.9.1... Configuring MissingH-1.4.0.1... Installed json-0.9.1 Building MissingH-1.4.0.1... Configuring network-uri-2.6.1.0... Installed QuickCheck-2.9.2 Building network-uri-2.6.1.0... Installed network-uri-2.6.1.0 Configuring HTTP-4000.3.4... Installed MissingH-1.4.0.1 Building HTTP-4000.3.4... Installed HTTP-4000.3.4 Downloading kit-0.4.3... Configuring kit-0.4.3... Building kit-0.4.3... Failed to install kit-0.4.3 Build log ( /home/builder/.cabal/logs/kit-0.4.3.log ): cabal: Entering directory '/tmp/cabal-tmp-26211/kit-0.4.3' Warning: kit.cabal: A package using 'cabal-version: >=1.2' must use section syntax. See the Cabal user guide for details. Configuring kit-0.4.3... Building kit-0.4.3... Preprocessing executable 'kit' for kit-0.4.3... [ 1 of 13] Compiling Kit.XCode.ProjectFile ( Kit/XCode/ProjectFile.hs, dist/build/kit/kit-tmp/Kit/XCode/ProjectFile.o ) Kit/XCode/ProjectFile.hs:20:5: warning: [-Wtabs] Tab character found here, and in 483 further locations. Please use spaces instead. [ 2 of 13] Compiling Kit.XCode.OldPList ( Kit/XCode/OldPList.hs, dist/build/kit/kit-tmp/Kit/XCode/OldPList.o ) [ 3 of 13] Compiling Kit.XCode.PBXProject ( Kit/XCode/PBXProject.hs, dist/build/kit/kit-tmp/Kit/XCode/PBXProject.o ) Kit/XCode/PBXProject.hs:68:25: error: • No instance for (Applicative PL) arising from the 'deriving' clause of a data type declaration Possible fix: use a standalone 'deriving instance' declaration, so you can specify the instance context yourself • When deriving the instance for (Monad PL) cabal: Leaving directory '/tmp/cabal-tmp-26211/kit-0.4.3' cabal: Error: some packages failed to install: kit-0.4.3 failed during the building phase. The exception was: ExitFailure 1