Resolving dependencies... Configuring readline-1.0.3.0... checking for gcc... gcc checking for C compiler default output file name... a.out checking whether the C compiler works... yes checking whether we are cross compiling... no checking for suffix of executables... checking for suffix of object files... o checking whether we are using the GNU C compiler... yes checking whether gcc accepts -g... yes checking for gcc option to accept ISO C89... none needed checking for GNUreadline.framework... checking for readline... no checking for tputs in -lncurses... yes checking for readline in -lreadline... yes checking for rl_readline_version... yes checking for rl_begin_undo_group... yes checking for rl_erase_empty_line... yes checking for rl_free_undo_list... yes checking for rl_completion_word_break_hook in -lreadline... yes configure: creating ./config.status config.status: creating config.mk config.status: creating readline.buildinfo config.status: creating include/HsReadlineConfig.h config.status: include/HsReadlineConfig.h is unchanged Building readline-1.0.3.0... Preprocessing library readline-1.0.3.0... [1 of 2] Compiling System.Console.SimpleLineEditor ( System/Console/SimpleLineEditor.hs, dist/build/System/Console/SimpleLineEditor.o ) [2 of 2] Compiling System.Console.Readline ( dist/build/System/Console/Readline.hs, dist/build/System/Console/Readline.o ) In-place registering readline-1.0.3.0... Running Haddock for readline-1.0.3.0... Running hscolour for readline-1.0.3.0... Preprocessing library readline-1.0.3.0... Preprocessing library readline-1.0.3.0... Haddock coverage: 80% ( 4 / 5) in 'System.Console.SimpleLineEditor' 2% ( 3 /133) in 'System.Console.Readline' Documentation created: dist/doc/html/readline/index.html Installing library in /srv/hackage/var/build/tmp-install/lib/x86_64-linux-ghc-7.6.3/readline-1.0.3.0 Registering readline-1.0.3.0... Installed readline-1.0.3.0 Configuring utf8-string-0.3.7... Building utf8-string-0.3.7... Preprocessing library utf8-string-0.3.7... [1 of 7] Compiling Codec.Binary.UTF8.String ( Codec/Binary/UTF8/String.hs, dist/build/Codec/Binary/UTF8/String.o ) [2 of 7] Compiling Codec.Binary.UTF8.Generic ( Codec/Binary/UTF8/Generic.hs, dist/build/Codec/Binary/UTF8/Generic.o ) [3 of 7] Compiling Data.String.UTF8 ( Data/String/UTF8.hs, dist/build/Data/String/UTF8.o ) [4 of 7] Compiling System.IO.UTF8 ( System/IO/UTF8.hs, dist/build/System/IO/UTF8.o ) [5 of 7] Compiling System.Environment.UTF8 ( System/Environment/UTF8.hs, dist/build/System/Environment/UTF8.o ) [6 of 7] Compiling Data.ByteString.UTF8 ( Data/ByteString/UTF8.hs, dist/build/Data/ByteString/UTF8.o ) [7 of 7] Compiling Data.ByteString.Lazy.UTF8 ( Data/ByteString/Lazy/UTF8.hs, dist/build/Data/ByteString/Lazy/UTF8.o ) In-place registering utf8-string-0.3.7... Running Haddock for utf8-string-0.3.7... Running hscolour for utf8-string-0.3.7... Preprocessing library utf8-string-0.3.7... Preprocessing library utf8-string-0.3.7... Haddock coverage: 100% ( 8 / 8) in 'Codec.Binary.UTF8.String' 94% ( 16 / 17) in 'Codec.Binary.UTF8.Generic' 89% ( 24 / 27) in 'Data.String.UTF8' 82% ( 14 / 17) in 'System.IO.UTF8' 14% ( 1 / 7) in 'System.Environment.UTF8' 100% ( 17 / 17) in 'Data.ByteString.UTF8' 100% ( 17 / 17) in 'Data.ByteString.Lazy.UTF8' Documentation created: dist/doc/html/utf8-string/index.html Installing library in /srv/hackage/var/build/tmp-install/lib/x86_64-linux-ghc-7.6.3/utf8-string-0.3.7 Registering utf8-string-0.3.7... Installed utf8-string-0.3.7 Downloading memscript-0.0.0.1... Configuring memscript-0.0.0.1... Building memscript-0.0.0.1... Preprocessing executable 'memscript' for memscript-0.0.0.1... MemScript.hs:6:8: Ambiguous module name `Prelude': it was found in multiple packages: base haskell98-2.0.0.2 Failed to install memscript-0.0.0.1 cabal: Error: some packages failed to install: memscript-0.0.0.1 failed during the building phase. The exception was: ExitFailure 1