Resolving dependencies... Configuring call-stack-0.1.0... Configuring dlist-0.8.0.2... Building call-stack-0.1.0... Building dlist-0.8.0.2... Configuring cmdargs-0.10.14... Installed call-stack-0.1.0 Building cmdargs-0.10.14... Configuring mtl-2.2.1... Installed dlist-0.8.0.2 Building mtl-2.2.1... Configuring old-locale-1.0.0.7... Installed mtl-2.2.1 Building old-locale-1.0.0.7... Configuring primitive-0.6.2.0... Installed old-locale-1.0.0.7 Building primitive-0.6.2.0... Configuring network-2.6.3.1... Installed primitive-0.6.2.0 Building network-2.6.3.1... Configuring random-1.1... Installed cmdargs-0.10.14 Building random-1.1... Configuring syb-0.6... Installed random-1.1 Building syb-0.6... Configuring text-1.2.2.1... Installed network-2.6.3.1 Building text-1.2.2.1... Configuring transformers-compat-0.5.1.4... Installed syb-0.6 Building transformers-compat-0.5.1.4... Installed transformers-compat-0.5.1.4 Configuring HUnit-1.5.0.0... Building HUnit-1.5.0.0... Configuring regex-base-0.93.2... Installed HUnit-1.5.0.0 Building regex-base-0.93.2... Configuring old-time-1.1.0.3... Installed regex-base-0.93.2 Building old-time-1.1.0.3... Configuring hslogger-1.2.10... Installed old-time-1.1.0.3 Building hslogger-1.2.10... Configuring tf-random-0.5... Installed text-1.2.2.1 Building tf-random-0.5... Configuring Glob-0.7.13... Installed hslogger-1.2.10 Building Glob-0.7.13... Installed tf-random-0.5 Configuring parsec-3.1.11... Building parsec-3.1.11... Configuring regex-posix-0.95.2... Installed Glob-0.7.13 Building regex-posix-0.95.2... Configuring QuickCheck-2.9.2... Installed parsec-3.1.11 Building QuickCheck-2.9.2... Installed regex-posix-0.95.2 Configuring network-uri-2.6.1.0... Building network-uri-2.6.1.0... Configuring json-0.9.1... Installed network-uri-2.6.1.0 Building json-0.9.1... Configuring regex-compat-0.95.1... Installed json-0.9.1 Building regex-compat-0.95.1... Installed regex-compat-0.95.1 Configuring HTTP-4000.3.4... Building HTTP-4000.3.4... Configuring MissingH-1.4.0.1... Installed QuickCheck-2.9.2 Building MissingH-1.4.0.1... Installed HTTP-4000.3.4 Installed MissingH-1.4.0.1 Configuring kit-0.4.2... Building kit-0.4.2... Failed to install kit-0.4.2 Build log ( /home/builder/.cabal/logs/kit-0.4.2.log ): cabal: Entering directory '/tmp/cabal-tmp-2888/kit-0.4.2' Warning: kit.cabal: A package using 'cabal-version: >=1.2' must use section syntax. See the Cabal user guide for details. Configuring kit-0.4.2... Building kit-0.4.2... Preprocessing executable 'kit' for kit-0.4.2... [ 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-2888/kit-0.4.2' cabal: Error: some packages failed to install: kit-0.4.2 failed during the building phase. The exception was: ExitFailure 1