Resolving dependencies... Configuring SHA-1.6.4.2... Configuring base-compat-0.9.3... Building SHA-1.6.4.2... Building base-compat-0.9.3... Configuring base64-bytestring-1.0.0.1... Installed base-compat-0.9.3 Building base64-bytestring-1.0.0.1... Configuring cabal-doctest-1.0.2... Installed base64-bytestring-1.0.0.1 Building cabal-doctest-1.0.2... Configuring base-orphans-0.6... Installed cabal-doctest-1.0.2 Configuring dlist-0.8.0.3... Installed SHA-1.6.4.2 Building base-orphans-0.6... Building dlist-0.8.0.3... Configuring entropy-0.3.8... Installed base-orphans-0.6 Configuring fail-4.9.0.0... Installed dlist-0.8.0.3 Building fail-4.9.0.0... Configuring integer-logarithms-1.0.2... Installed fail-4.9.0.0 Building integer-logarithms-1.0.2... Building entropy-0.3.8... Configuring monad-loops-0.4.3... Installed integer-logarithms-1.0.2 Building monad-loops-0.4.3... Warning: /tmp/pkgConf-entropy-0.3114161612484353895.8: Unrecognized field dynamic-library-dirs on line 26 Configuring mtl-2.2.1... Installed entropy-0.3.8 Configuring prelude-extras-0.4.0.3... Installed monad-loops-0.4.3 Building mtl-2.2.1... Building prelude-extras-0.4.0.3... Configuring network-2.6.3.2... Installed mtl-2.2.1 Configuring primitive-0.6.2.0... Installed prelude-extras-0.4.0.3 Building primitive-0.6.2.0... Building network-2.6.3.2... Configuring random-1.1... Installed primitive-0.6.2.0 Building random-1.1... Configuring semigroups-0.18.3... Installed network-2.6.3.2 Building semigroups-0.18.3... Configuring stm-2.4.4.1... Installed random-1.1 Building stm-2.4.4.1... Configuring time-locale-compat-0.1.1.3... Installed semigroups-0.18.3 Building time-locale-compat-0.1.1.3... Configuring transformers-compat-0.5.1.4... Installed time-locale-compat-0.1.1.3 Configuring void-0.7.2... Installed stm-2.4.4.1 Building transformers-compat-0.5.1.4... Building void-0.7.2... Configuring text-1.2.2.2... Installed void-0.7.2 Configuring zlib-0.6.1.2... Installed transformers-compat-0.5.1.4 Building text-1.2.2.2... Building zlib-0.6.1.2... Installed zlib-0.6.1.2 Configuring StateVar-1.1.0.4... Building StateVar-1.1.0.4... Configuring async-2.1.1.1... Installed StateVar-1.1.0.4 Building async-2.1.1.1... Configuring stm-delay-0.1.1.1... Installed async-2.1.1.1 Building stm-delay-0.1.1.1... Configuring MonadRandom-0.5.1... Installed stm-delay-0.1.1.1 Building MonadRandom-0.5.1... Configuring vector-0.12.0.1... Installed text-1.2.2.2 Configuring mmorph-1.1.0... Installed MonadRandom-0.5.1 Building vector-0.12.0.1... Building mmorph-1.1.0... Configuring transformers-base-0.4.4... Installed mmorph-1.1.0 Building transformers-base-0.4.4... Configuring tagged-0.8.5... Installed transformers-base-0.4.4 Building tagged-0.8.5... Configuring exceptions-0.8.3... Installed tagged-0.8.5 Building exceptions-0.8.3... Installed exceptions-0.8.3 Configuring contravariant-1.4... Building contravariant-1.4... Configuring blaze-builder-0.4.0.2... Installed contravariant-1.4 Building blaze-builder-0.4.0.2... Configuring hashable-1.2.6.1... Installed blaze-builder-0.4.0.2 Building hashable-1.2.6.1... Configuring monad-control-1.0.2.1... Installed vector-0.12.0.1 Configuring distributive-0.5.2... Installed hashable-1.2.6.1 Building monad-control-1.0.2.1... Installed monad-control-1.0.2.1 Configuring vector-th-unbox-0.2.1.6... Building distributive-0.5.2... Building vector-th-unbox-0.2.1.6... Configuring case-insensitive-1.2.0.10... Installed vector-th-unbox-0.2.1.6 Warning: /tmp/pkgConf-distributive-0.51869470124155324914.2: Unrecognized field dynamic-library-dirs on line 22 Configuring streaming-commons-0.1.18... Installed distributive-0.5.2 Building case-insensitive-1.2.0.10... Building streaming-commons-0.1.18... Configuring scientific-0.3.5.1... Installed case-insensitive-1.2.0.10 Building scientific-0.3.5.1... Configuring unordered-containers-0.2.8.0... Installed scientific-0.3.5.1 Building unordered-containers-0.2.8.0... Configuring uuid-types-1.0.3... Installed streaming-commons-0.1.18 Building uuid-types-1.0.3... Installed uuid-types-1.0.3 Configuring math-functions-0.2.1.0... Building math-functions-0.2.1.0... Configuring comonad-5.0.1... Installed unordered-containers-0.2.8.0 Building comonad-5.0.1... Warning: /tmp/pkgConf-comonad-5.016059082351350573793.1: Unrecognized field dynamic-library-dirs on line 29 Configuring attoparsec-0.13.1.0... Installed comonad-5.0.1 Building attoparsec-0.13.1.0... Installed math-functions-0.2.1.0 Configuring mwc-random-0.13.6.0... Building mwc-random-0.13.6.0... Configuring bifunctors-5.4.2... Installed attoparsec-0.13.1.0 Building bifunctors-5.4.2... Installed mwc-random-0.13.6.0 Configuring websockets-0.12.1.0... Building websockets-0.12.1.0... Configuring aeson-1.2.1.0... Installed websockets-0.12.1.0 Building aeson-1.2.1.0... Installed bifunctors-5.4.2 Configuring profunctors-5.2... Building profunctors-5.2... Configuring semigroupoids-5.2... Installed profunctors-5.2 Building semigroupoids-5.2... Installed aeson-1.2.1.0 Warning: /tmp/pkgConf-semigroupoids-56013856441172755590.2: Unrecognized field dynamic-library-dirs on line 60 Installed semigroupoids-5.2 Configuring free-4.12.4... Building free-4.12.4... Installed free-4.12.4 Configuring either-4.4.1.1... Building either-4.4.1.1... Installed either-4.4.1.1 Configuring engine-io-1.2.17... Building engine-io-1.2.17... Failed to install engine-io-1.2.17 Build log ( /home/builder/.cabal/logs/engine-io-1.2.17.log ): cabal: Entering directory '/tmp/cabal-tmp-8409/engine-io-1.2.17' Configuring engine-io-1.2.17... Building engine-io-1.2.17... Preprocessing library engine-io-1.2.17... [1 of 1] Compiling Network.EngineIO ( src/Network/EngineIO.hs, dist/build/Network/EngineIO.o ) src/Network/EngineIO.hs:603:7: error: • The constructor ‘WebSockets.Text’ should have 2 arguments, but has been given 1 • In the pattern: WebSockets.Text bytes In a case alternative: WebSockets.Text bytes -> case AttoparsecC8.parseOnly parsePacket (LBS.toStrict bytes) of { Left ex -> do { putStrLn $ "Malformed packet received: " ++ show bytes ++ " (" ++ show ex ++ ")"; .... } Right p -> return p } In a stmt of a 'do' block: case msg of { WebSockets.Text bytes -> case AttoparsecC8.parseOnly parsePacket (LBS.toStrict bytes) of { Left ex -> do { ... } Right p -> return p } other -> do { putStrLn $ "Unknown WebSocket message: " ++ show other; receivePacket conn } } cabal: Leaving directory '/tmp/cabal-tmp-8409/engine-io-1.2.17' cabal: Error: some packages failed to install: engine-io-1.2.17 failed during the building phase. The exception was: ExitFailure 1 socket-io-1.3.8 depends on engine-io-1.2.17 which failed to install.