Resolving dependencies... Configuring ansi-terminal-0.6.2.3... Configuring call-stack-0.1.0... Building ansi-terminal-0.6.2.3... Building call-stack-0.1.0... Installed call-stack-0.1.0 Configuring mtl-2.2.1... Building mtl-2.2.1... Configuring old-locale-1.0.0.7... Installed ansi-terminal-0.6.2.3 Building old-locale-1.0.0.7... Configuring network-2.6.3.1... Installed old-locale-1.0.0.7 Configuring random-1.1... Installed mtl-2.2.1 Building random-1.1... Building network-2.6.3.1... Configuring stm-2.4.4.1... Installed random-1.1 Building stm-2.4.4.1... Configuring transformers-compat-0.5.1.4... Installed stm-2.4.4.1 Building transformers-compat-0.5.1.4... Configuring text-1.2.2.1... Installed transformers-compat-0.5.1.4 Configuring unix-compat-0.4.2.0... Installed network-2.6.3.1 Building text-1.2.2.1... Building unix-compat-0.4.2.0... Configuring HUnit-1.5.0.0... Installed unix-compat-0.4.2.0 Building HUnit-1.5.0.0... Installed HUnit-1.5.0.0 Configuring IfElse-0.85... Building IfElse-0.85... Configuring old-time-1.1.0.3... Installed IfElse-0.85 Building old-time-1.1.0.3... Configuring regex-base-0.93.2... Installed old-time-1.1.0.3 Building regex-base-0.93.2... Configuring async-2.1.1... Installed text-1.2.2.1 Configuring exceptions-0.8.3... Installed regex-base-0.93.2 Building async-2.1.1... Building exceptions-0.8.3... Configuring hslogger-1.2.10... Installed async-2.1.1 Building hslogger-1.2.10... Installed exceptions-0.8.3 Configuring regex-posix-0.95.2... Building regex-posix-0.95.2... Configuring parsec-3.1.11... Installed hslogger-1.2.10 Building parsec-3.1.11... Installed regex-posix-0.95.2 Configuring regex-compat-0.95.1... Building regex-compat-0.95.1... Installed regex-compat-0.95.1 Installed parsec-3.1.11 Configuring MissingH-1.4.0.1... Building MissingH-1.4.0.1... Installed MissingH-1.4.0.1 Configuring propellor-2.15.1... Building propellor-2.15.1... Failed to install propellor-2.15.1 Build log ( /home/builder/.cabal/logs/propellor-2.15.1.log ): cabal: Entering directory '/tmp/cabal-tmp-4760/propellor-2.15.1' Configuring propellor-2.15.1... Building propellor-2.15.1... Preprocessing library propellor-2.15.1... [ 1 of 121] Compiling Utility.ThreadScheduler ( src/Utility/ThreadScheduler.hs, dist/build/Utility/ThreadScheduler.o ) [ 2 of 121] Compiling Utility.Table ( src/Utility/Table.hs, dist/build/Utility/Table.o ) [ 3 of 121] Compiling Utility.PosixFiles ( src/Utility/PosixFiles.hs, dist/build/Utility/PosixFiles.o ) [ 4 of 121] Compiling Utility.PartialPrelude ( src/Utility/PartialPrelude.hs, dist/build/Utility/PartialPrelude.o ) [ 5 of 121] Compiling Utility.Monad ( src/Utility/Monad.hs, dist/build/Utility/Monad.o ) [ 6 of 121] Compiling Utility.HumanNumber ( src/Utility/HumanNumber.hs, dist/build/Utility/HumanNumber.o ) [ 7 of 121] Compiling Utility.Env ( src/Utility/Env.hs, dist/build/Utility/Env.o ) [ 8 of 121] Compiling Utility.UserInfo ( src/Utility/UserInfo.hs, dist/build/Utility/UserInfo.o ) [ 9 of 121] Compiling Utility.DataUnits ( src/Utility/DataUnits.hs, dist/build/Utility/DataUnits.o ) [ 10 of 121] Compiling Utility.Data ( src/Utility/Data.hs, dist/build/Utility/Data.o ) [ 11 of 121] Compiling Utility.Exception ( src/Utility/Exception.hs, dist/build/Utility/Exception.o ) [ 12 of 121] Compiling Utility.FileMode ( src/Utility/FileMode.hs, dist/build/Utility/FileMode.o ) [ 13 of 121] Compiling Utility.FileSystemEncoding ( src/Utility/FileSystemEncoding.hs, dist/build/Utility/FileSystemEncoding.o ) [ 14 of 121] Compiling Utility.Misc ( src/Utility/Misc.hs, dist/build/Utility/Misc.o ) [ 15 of 121] Compiling Utility.Path ( src/Utility/Path.hs, dist/build/Utility/Path.o ) [ 16 of 121] Compiling Utility.Tmp ( src/Utility/Tmp.hs, dist/build/Utility/Tmp.o ) [ 17 of 121] Compiling Utility.Scheduled ( src/Utility/Scheduled.hs, dist/build/Utility/Scheduled.o ) [ 18 of 121] Compiling Utility.Applicative ( src/Utility/Applicative.hs, dist/build/Utility/Applicative.o ) [ 19 of 121] Compiling System.Console.Concurrent.Internal ( src/System/Console/Concurrent/Internal.hs, dist/build/System/Console/Concurrent/Internal.o ) [ 20 of 121] Compiling System.Console.Concurrent ( src/System/Console/Concurrent.hs, dist/build/System/Console/Concurrent.o ) [ 21 of 121] Compiling System.Process.Concurrent ( src/System/Process/Concurrent.hs, dist/build/System/Process/Concurrent.o ) [ 22 of 121] Compiling Utility.Process.Shim ( src/Utility/Process/Shim.hs, dist/build/Utility/Process/Shim.o ) [ 23 of 121] Compiling Utility.Process ( src/Utility/Process.hs, dist/build/Utility/Process.o ) [ 24 of 121] Compiling Utility.SafeCommand ( src/Utility/SafeCommand.hs, dist/build/Utility/SafeCommand.o ) [ 25 of 121] Compiling Utility.Directory ( src/Utility/Directory.hs, dist/build/Utility/Directory.o ) src/Utility/Directory.hs:79:43: error: Ambiguous occurrence ‘isSymbolicLink’ It could refer to either ‘System.Directory.isSymbolicLink’, imported from ‘System.Directory’ at src/Utility/Directory.hs:14:1-23 or ‘Utility.PosixFiles.isSymbolicLink’, imported from ‘Utility.PosixFiles’ at src/Utility/Directory.hs:31:1-25 (and originally defined in ‘unix-2.7.2.0:System.Posix.Files.Common’) cabal: Leaving directory '/tmp/cabal-tmp-4760/propellor-2.15.1' cabal: Error: some packages failed to install: propellor-2.15.1 failed during the building phase. The exception was: ExitFailure 1