Resolving dependencies... Configuring curl-1.3.8... 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 ANSI C... none needed checking how to run the C preprocessor... gcc -E configure: error: curl libraries not found, so curl package cannot be built See `config.log' for more details. Failed to install curl-1.3.8 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... no checking for rl_readline_version... no configure: error: readline not found, so this package cannot be built See `config.log' for more details. Failed to install readline-1.0.3.0 Configuring syb-0.4.1... Building syb-0.4.1... Preprocessing library syb-0.4.1... [ 1 of 16] Compiling Data.Generics.Basics ( src/Data/Generics/Basics.hs, dist/build/Data/Generics/Basics.o ) [ 2 of 16] Compiling Generics.SYB.Basics ( src/Generics/SYB/Basics.hs, dist/build/Generics/SYB/Basics.o ) [ 3 of 16] Compiling Data.Generics.Instances ( src/Data/Generics/Instances.hs, dist/build/Data/Generics/Instances.o ) [ 4 of 16] Compiling Generics.SYB.Instances ( src/Generics/SYB/Instances.hs, dist/build/Generics/SYB/Instances.o ) [ 5 of 16] Compiling Data.Generics.Aliases ( src/Data/Generics/Aliases.hs, dist/build/Data/Generics/Aliases.o ) [ 6 of 16] Compiling Data.Generics.Schemes ( src/Data/Generics/Schemes.hs, dist/build/Data/Generics/Schemes.o ) [ 7 of 16] Compiling Generics.SYB.Schemes ( src/Generics/SYB/Schemes.hs, dist/build/Generics/SYB/Schemes.o ) [ 8 of 16] Compiling Data.Generics.Text ( src/Data/Generics/Text.hs, dist/build/Data/Generics/Text.o ) [ 9 of 16] Compiling Generics.SYB.Text ( src/Generics/SYB/Text.hs, dist/build/Generics/SYB/Text.o ) [10 of 16] Compiling Data.Generics.Twins ( src/Data/Generics/Twins.hs, dist/build/Data/Generics/Twins.o ) [11 of 16] Compiling Generics.SYB.Twins ( src/Generics/SYB/Twins.hs, dist/build/Generics/SYB/Twins.o ) [12 of 16] Compiling Data.Generics.Builders ( src/Data/Generics/Builders.hs, dist/build/Data/Generics/Builders.o ) [13 of 16] Compiling Generics.SYB.Builders ( src/Generics/SYB/Builders.hs, dist/build/Generics/SYB/Builders.o ) [14 of 16] Compiling Generics.SYB.Aliases ( src/Generics/SYB/Aliases.hs, dist/build/Generics/SYB/Aliases.o ) [15 of 16] Compiling Data.Generics ( src/Data/Generics.hs, dist/build/Data/Generics.o ) [16 of 16] Compiling Generics.SYB ( src/Generics/SYB.hs, dist/build/Generics/SYB.o ) In-place registering syb-0.4.1... Running Haddock for syb-0.4.1... Running hscolour for syb-0.4.1... Preprocessing library syb-0.4.1... Preprocessing library syb-0.4.1... Warning: The documentation for the following packages are not installed. No links will be generated to these packages: rts-1.0 Haddock coverage: 100% ( 2 / 2) in 'Data.Generics.Basics' 100% ( 2 / 2) in 'Generics.SYB.Basics' 100% ( 1 / 1) in 'Data.Generics.Instances' 100% ( 1 / 1) in 'Generics.SYB.Instances' 96% ( 43 / 45) in 'Data.Generics.Aliases' 100% ( 19 / 19) in 'Data.Generics.Schemes' 100% ( 2 / 2) in 'Generics.SYB.Schemes' 100% ( 6 / 6) in 'Data.Generics.Text' 100% ( 2 / 2) in 'Generics.SYB.Text' 100% ( 16 / 16) in 'Data.Generics.Twins' 100% ( 2 / 2) in 'Generics.SYB.Twins' 100% ( 3 / 3) in 'Data.Generics.Builders' 100% ( 2 / 2) in 'Generics.SYB.Builders' 100% ( 2 / 2) in 'Generics.SYB.Aliases' 100% ( 8 / 8) in 'Data.Generics' 100% ( 2 / 2) in 'Generics.SYB' Documentation created: dist/doc/html/syb/index.html Installing library in /srv/hackage/var/build/tmp-install/lib/syb-0.4.1/ghc-7.6.3 Registering syb-0.4.1... Installed syb-0.4.1 Configuring xml-1.3.13... Building xml-1.3.13... Preprocessing library xml-1.3.13... [1 of 7] Compiling Text.XML.Light.Types ( Text/XML/Light/Types.hs, dist/build/Text/XML/Light/Types.o ) [2 of 7] Compiling Text.XML.Light.Proc ( Text/XML/Light/Proc.hs, dist/build/Text/XML/Light/Proc.o ) [3 of 7] Compiling Text.XML.Light.Output ( Text/XML/Light/Output.hs, dist/build/Text/XML/Light/Output.o ) [4 of 7] Compiling Text.XML.Light.Lexer ( Text/XML/Light/Lexer.hs, dist/build/Text/XML/Light/Lexer.o ) [5 of 7] Compiling Text.XML.Light.Input ( Text/XML/Light/Input.hs, dist/build/Text/XML/Light/Input.o ) [6 of 7] Compiling Text.XML.Light.Cursor ( Text/XML/Light/Cursor.hs, dist/build/Text/XML/Light/Cursor.o ) [7 of 7] Compiling Text.XML.Light ( Text/XML/Light.hs, dist/build/Text/XML/Light.o ) In-place registering xml-1.3.13... Running Haddock for xml-1.3.13... Running hscolour for xml-1.3.13... Preprocessing library xml-1.3.13... Preprocessing library xml-1.3.13... Warning: The documentation for the following packages are not installed. No links will be generated to these packages: rts-1.0, text-0.11.2.3 Haddock coverage: 91% ( 10 / 11) in 'Text.XML.Light.Types' 100% ( 21 / 21) in 'Text.XML.Light.Proc' 65% ( 13 / 20) in 'Text.XML.Light.Output' 12% ( 3 / 26) in 'Text.XML.Light.Lexer' 100% ( 3 / 3) in 'Text.XML.Light.Input' 90% ( 45 / 50) in 'Text.XML.Light.Cursor' 100% ( 10 / 10) in 'Text.XML.Light' Warning: Text.XML.Light.Lexer: could not find link destinations for: Data.Text.Internal.Text Data.Text.Lazy.Internal.Text Documentation created: dist/doc/html/xml/index.html Installing library in /srv/hackage/var/build/tmp-install/lib/xml-1.3.13/ghc-7.6.3 Registering xml-1.3.13... Installed xml-1.3.13 Configuring json-0.7... Building json-0.7... Preprocessing library json-0.7... [1 of 7] Compiling Text.JSON.Types ( Text/JSON/Types.hs, dist/build/Text/JSON/Types.o ) [2 of 7] Compiling Text.JSON.Pretty ( Text/JSON/Pretty.hs, dist/build/Text/JSON/Pretty.o ) [3 of 7] Compiling Text.JSON.ReadP ( Text/JSON/ReadP.hs, dist/build/Text/JSON/ReadP.o ) [4 of 7] Compiling Text.JSON.Parsec ( Text/JSON/Parsec.hs, dist/build/Text/JSON/Parsec.o ) [5 of 7] Compiling Text.JSON.String ( Text/JSON/String.hs, dist/build/Text/JSON/String.o ) [6 of 7] Compiling Text.JSON ( Text/JSON.hs, dist/build/Text/JSON.o ) [7 of 7] Compiling Text.JSON.Generic ( Text/JSON/Generic.hs, dist/build/Text/JSON/Generic.o ) In-place registering json-0.7... Running Haddock for json-0.7... Running hscolour for json-0.7... Preprocessing library json-0.7... Preprocessing library json-0.7... Warning: The documentation for the following packages are not installed. No links will be generated to these packages: rts-1.0, mtl-2.1.2, parsec-3.1.3, text-0.11.2.3, transformers-0.3.0.0 Haddock coverage: 100% ( 10 / 10) in 'Text.JSON.Types' 18% ( 2 / 11) in 'Text.JSON.Pretty' 18% ( 2 / 11) in 'Text.JSON.ReadP' Warning: json-0.7:Text.JSON.Parsec: Could not find documentation for exported module: Text.ParserCombinators.Parsec 9% ( 1 / 11) in 'Text.JSON.Parsec' 95% ( 21 / 22) in 'Text.JSON.String' 90% ( 38 / 42) in 'Text.JSON' 80% ( 8 / 10) in 'Text.JSON.Generic' Warning: Text.JSON.Parsec: could not find link destinations for: Text.ParserCombinators.Parsec.Char.CharParser Warning: Text.JSON: could not find link destinations for: Data.Text.Internal.Text Warning: Text.JSON.Generic: could not find link destinations for: Data.Text.Internal.Text GHC.IO.Handle.Types.Handle__ Documentation created: dist/doc/html/json/index.html Installing library in /srv/hackage/var/build/tmp-install/lib/json-0.7/ghc-7.6.3 Registering json-0.7... Installed json-0.7 cabal: Error: some packages failed to install: curl-1.3.8 failed during the configure step. The exception was: ExitFailure 1 readline-1.0.3.0 failed during the configure step. The exception was: ExitFailure 1 twitter-0.1.1 depends on readline-1.0.3.0 which failed to install.