Resolving dependencies... Configuring bytestring-builder-0.10.8.1.0... Configuring cereal-0.5.4.0... Building cereal-0.5.4.0... Building bytestring-builder-0.10.8.1.0... Installed bytestring-builder-0.10.8.1.0 Configuring data-default-class-0.1.2.0... Building data-default-class-0.1.2.0... Configuring mtl-2.2.1... Installed data-default-class-0.1.2.0 Building mtl-2.2.1... Configuring old-locale-1.0.0.7... Installed cereal-0.5.4.0 Building old-locale-1.0.0.7... Configuring network-2.6.3.1... Installed mtl-2.2.1 Configuring safe-0.3.10... Installed old-locale-1.0.0.7 Building safe-0.3.10... Configuring stm-2.4.4.1... Installed safe-0.3.10 Building network-2.6.3.1... Building stm-2.4.4.1... Configuring text-1.2.2.1... Installed stm-2.4.4.1 Building text-1.2.2.1... Configuring transformers-compat-0.5.1.4... Installed network-2.6.3.1 Building transformers-compat-0.5.1.4... Configuring unexceptionalio-0.3.0... Installed transformers-compat-0.5.1.4 Building unexceptionalio-0.3.0... Installed unexceptionalio-0.3.0 Configuring StateVar-1.1.0.4... Building StateVar-1.1.0.4... Configuring tokyocabinet-haskell-0.0.5... Installed StateVar-1.1.0.4 Building tokyocabinet-haskell-0.0.5... Configuring errors-2.1.3... Failed to install tokyocabinet-haskell-0.0.5 Build log ( /home/builder/.cabal/logs/tokyocabinet-haskell-0.0.5.log ): cabal: Entering directory '/tmp/cabal-tmp-11874/tokyocabinet-haskell-0.0.5' Configuring tokyocabinet-haskell-0.0.5... Building tokyocabinet-haskell-0.0.5... Preprocessing library tokyocabinet-haskell-0.0.5... Database/TokyoCabinet/Map/C.hs:1:12: warning: -#include and INCLUDE pragmas are deprecated: They no longer have any effect Database/TokyoCabinet/List/C.hs:1:12: warning: -#include and INCLUDE pragmas are deprecated: They no longer have any effect [ 1 of 25] Compiling Database.TokyoCabinet.Storable ( Database/TokyoCabinet/Storable.hs, dist/build/Database/TokyoCabinet/Storable.o ) [ 2 of 25] Compiling Database.TokyoCabinet.List.C ( Database/TokyoCabinet/List/C.hs, dist/build/Database/TokyoCabinet/List/C.o ) [ 3 of 25] Compiling Database.TokyoCabinet.Map.C ( Database/TokyoCabinet/Map/C.hs, dist/build/Database/TokyoCabinet/Map/C.o ) [ 4 of 25] Compiling Database.TokyoCabinet.Sequence ( Database/TokyoCabinet/Sequence.hs, dist/build/Database/TokyoCabinet/Sequence.o ) [ 5 of 25] Compiling Database.TokyoCabinet.TDB.C ( dist/build/Database/TokyoCabinet/TDB/C.hs, dist/build/Database/TokyoCabinet/TDB/C.o ) [ 6 of 25] Compiling Database.TokyoCabinet.TDB.Query.C ( dist/build/Database/TokyoCabinet/TDB/Query/C.hs, dist/build/Database/TokyoCabinet/TDB/Query/C.o ) [ 7 of 25] Compiling Database.TokyoCabinet.List ( Database/TokyoCabinet/List.hs, dist/build/Database/TokyoCabinet/List.o ) [ 8 of 25] Compiling Database.TokyoCabinet.Internal ( Database/TokyoCabinet/Internal.hs, dist/build/Database/TokyoCabinet/Internal.o ) [ 9 of 25] Compiling Database.TokyoCabinet.HDB.C ( dist/build/Database/TokyoCabinet/HDB/C.hs, dist/build/Database/TokyoCabinet/HDB/C.o ) [10 of 25] Compiling Database.TokyoCabinet.FDB.C ( dist/build/Database/TokyoCabinet/FDB/C.hs, dist/build/Database/TokyoCabinet/FDB/C.o ) [11 of 25] Compiling Database.TokyoCabinet.FDB.Key ( Database/TokyoCabinet/FDB/Key.hs, dist/build/Database/TokyoCabinet/FDB/Key.o ) Database/TokyoCabinet/FDB/Key.hs:53:10: error: • Illegal instance declaration for ‘Key String’ (All instance types must be of the form (T a1 ... an) where a1 ... an are *distinct type variables*, and each type variable appears at most once in the instance head. Use FlexibleInstances if you want to disable this.) • In the instance declaration for ‘Key String’ cabal: Leaving directory '/tmp/cabal-tmp-11874/tokyocabinet-haskell-0.0.5' Building errors-2.1.3... Installed text-1.2.2.1 Configuring hashable-1.2.4.0... Building hashable-1.2.4.0... Configuring blaze-builder-0.4.0.2... Installed errors-2.1.3 Building blaze-builder-0.4.0.2... Installed hashable-1.2.4.0 Configuring case-insensitive-1.2.0.7... Building case-insensitive-1.2.0.7... Configuring unordered-containers-0.2.7.2... Installed blaze-builder-0.4.0.2 Configuring cookie-0.4.2.1... Installed case-insensitive-1.2.0.7 Building unordered-containers-0.2.7.2... Building cookie-0.4.2.1... Installed cookie-0.4.2.1 Configuring http-types-0.9.1... Building http-types-0.9.1... Installed http-types-0.9.1 Installed unordered-containers-0.2.7.2 Configuring vault-0.3.0.6... Building vault-0.3.0.6... Installed vault-0.3.0.6 Configuring wai-3.2.1.1... Building wai-3.2.1.1... Installed wai-3.2.1.1 Configuring wai-session-0.3.2... Building wai-session-0.3.2... Installed wai-session-0.3.2 cabal: Error: some packages failed to install: tokyocabinet-haskell-0.0.5 failed during the building phase. The exception was: ExitFailure 1 wai-session-tokyocabinet-0.1 depends on tokyocabinet-haskell-0.0.5 which failed to install.