Resolving dependencies... Configuring base64-bytestring-1.0.0.1... Configuring base-compat-0.9.1... Building base64-bytestring-1.0.0.1... Building base-compat-0.9.1... Configuring dlist-0.8.0.2... Installed base64-bytestring-1.0.0.1 Building dlist-0.8.0.2... Configuring data-default-class-0.1.2.0... Installed base-compat-0.9.1 Building data-default-class-0.1.2.0... Configuring mtl-2.2.1... Installed dlist-0.8.0.2 Configuring network-2.6.3.1... Installed data-default-class-0.1.2.0 Building mtl-2.2.1... Building network-2.6.3.1... Configuring primitive-0.6.1.0... Installed mtl-2.2.1 Building primitive-0.6.1.0... Configuring old-locale-1.0.0.7... Installed primitive-0.6.1.0 Building old-locale-1.0.0.7... Configuring random-1.1... Installed network-2.6.3.1 Configuring stm-2.4.4.1... Installed old-locale-1.0.0.7 Building random-1.1... Building stm-2.4.4.1... Configuring text-1.2.2.1... Installed stm-2.4.4.1 Configuring time-locale-compat-0.1.1.3... Installed random-1.1 Building text-1.2.2.1... Building time-locale-compat-0.1.1.3... Configuring transformers-compat-0.5.1.4... Installed time-locale-compat-0.1.1.3 Building transformers-compat-0.5.1.4... Configuring zlib-0.6.1.2... Installed transformers-compat-0.5.1.4 Building zlib-0.6.1.2... Installed zlib-0.6.1.2 Configuring async-2.1.1... Building async-2.1.1... Configuring vector-0.11.0.0... Installed async-2.1.1 Building vector-0.11.0.0... Configuring exceptions-0.8.3... Installed text-1.2.2.1 Building exceptions-0.8.3... Configuring tagged-0.8.5... Installed exceptions-0.8.3 Building tagged-0.8.5... Configuring transformers-base-0.4.4... Installed tagged-0.8.5 Building transformers-base-0.4.4... Installed transformers-base-0.4.4 Configuring hashable-1.2.4.0... Building hashable-1.2.4.0... Configuring blaze-builder-0.4.0.2... Installed hashable-1.2.4.0 Building blaze-builder-0.4.0.2... Configuring mime-types-0.1.0.7... Installed blaze-builder-0.4.0.2 Building mime-types-0.1.0.7... Configuring monad-control-1.0.1.0... Installed vector-0.11.0.0 Building monad-control-1.0.1.0... Configuring parsec-3.1.11... Installed monad-control-1.0.1.0 Installed mime-types-0.1.0.7 Configuring case-insensitive-1.2.0.7... Building parsec-3.1.11... Building case-insensitive-1.2.0.7... Configuring constraints-0.8... Installed case-insensitive-1.2.0.7 Building constraints-0.8... Configuring unordered-containers-0.2.7.1... Installed parsec-3.1.11 Building unordered-containers-0.2.7.1... Configuring cookie-0.4.2.1... Installed constraints-0.8 Building cookie-0.4.2.1... Configuring streaming-commons-0.1.16... Installed cookie-0.4.2.1 Building streaming-commons-0.1.16... Configuring scientific-0.3.4.9... Installed unordered-containers-0.2.7.1 Building scientific-0.3.4.9... Configuring lifted-base-0.2.3.8... Installed streaming-commons-0.1.16 Building lifted-base-0.2.3.8... Installed scientific-0.3.4.9 Configuring http-types-0.9.1... Building http-types-0.9.1... Installed lifted-base-0.2.3.8 Configuring network-uri-2.6.1.0... Building network-uri-2.6.1.0... Installed http-types-0.9.1 Configuring attoparsec-0.13.1.0... Building attoparsec-0.13.1.0... Configuring lifted-async-0.9.0... Installed network-uri-2.6.1.0 Building lifted-async-0.9.0... Installed lifted-async-0.9.0 Configuring http-client-0.5.4... Building http-client-0.5.4... Installed attoparsec-0.13.1.0 Configuring aeson-1.0.2.1... Building aeson-1.0.2.1... Installed http-client-0.5.4 Installed aeson-1.0.2.1 Configuring consul-haskell-0.2... Building consul-haskell-0.2... Failed to install consul-haskell-0.2 Build log ( /home/builder/.cabal/logs/consul-haskell-0.2.log ): cabal: Entering directory '/tmp/cabal-tmp-27949/consul-haskell-0.2' Configuring consul-haskell-0.2... Building consul-haskell-0.2... Preprocessing library consul-haskell-0.2... [1 of 3] Compiling Network.Consul.Types ( src/Network/Consul/Types.hs, dist/build/Network/Consul/Types.o ) src/Network/Consul/Types.hs:210:19: error: Ambiguous occurrence ‘KeyValue’ It could refer to either ‘Data.Aeson.KeyValue’, imported from ‘Data.Aeson’ at src/Network/Consul/Types.hs:29:1-17 (and originally defined in ‘aeson-1.0.2.1:Data.Aeson.Types.ToJSON’) or ‘Network.Consul.Types.KeyValue’, defined at src/Network/Consul/Types.hs:57:1 cabal: Leaving directory '/tmp/cabal-tmp-27949/consul-haskell-0.2' cabal: Error: some packages failed to install: consul-haskell-0.2 failed during the building phase. The exception was: ExitFailure 1