Resolving dependencies... Configuring base64-bytestring-1.0.0.1... Configuring SHA-1.6.4.2... Building SHA-1.6.4.2... Building base64-bytestring-1.0.0.1... Installed base64-bytestring-1.0.0.1 Configuring basement-0.0.4... Building basement-0.0.4... Installed SHA-1.6.4.2 Configuring blaze-builder-0.4.0.2... Building blaze-builder-0.4.0.2... Installed blaze-builder-0.4.0.2 Configuring byteable-0.1.1... Building byteable-0.1.1... Installed byteable-0.1.1 Configuring cereal-0.5.4.0... Building cereal-0.5.4.0... Installed cereal-0.5.4.0 Configuring colour-2.3.4... Building colour-2.3.4... Installed colour-2.3.4 Configuring data-default-class-0.1.2.0... Building data-default-class-0.1.2.0... Installed data-default-class-0.1.2.0 Configuring entropy-0.3.8... Installed basement-0.0.4 Configuring hourglass-0.2.10... Building hourglass-0.2.10... Building entropy-0.3.8... Installed entropy-0.3.8 Configuring transformers-compat-0.5.1.4... Building transformers-compat-0.5.1.4... Installed transformers-compat-0.5.1.4 Configuring pem-0.2.2... Installed hourglass-0.2.10 Configuring streaming-commons-0.1.18... Building pem-0.2.2... Building streaming-commons-0.1.18... Installed pem-0.2.2 Configuring socks-0.5.5... Building socks-0.5.5... Installed socks-0.5.5 Configuring ansi-terminal-0.7.1.1... Building ansi-terminal-0.7.1.1... Installed streaming-commons-0.1.18 Configuring foundation-0.0.17... Building foundation-0.0.17... Installed ansi-terminal-0.7.1.1 Configuring exceptions-0.8.3... Building exceptions-0.8.3... Installed exceptions-0.8.3 Configuring websockets-0.12.2.0... Building websockets-0.12.2.0... Installed websockets-0.12.2.0 Configuring ansi-wl-pprint-0.6.8.1... Building ansi-wl-pprint-0.6.8.1... Installed ansi-wl-pprint-0.6.8.1 Configuring optparse-applicative-0.14.0.0... Building optparse-applicative-0.14.0.0... Installed optparse-applicative-0.14.0.0 Installed foundation-0.0.17 Configuring memory-0.14.11... Building memory-0.14.11... Installed memory-0.14.11 Configuring asn1-types-0.3.2... Configuring cryptonite-0.24... Building asn1-types-0.3.2... Building cryptonite-0.24... Installed asn1-types-0.3.2 Configuring asn1-encoding-0.9.5... Building asn1-encoding-0.9.5... Installed asn1-encoding-0.9.5 Configuring asn1-parse-0.9.4... Building asn1-parse-0.9.4... Installed asn1-parse-0.9.4 Installed cryptonite-0.24 Configuring x509-1.7.2... Building x509-1.7.2... Installed x509-1.7.2 Configuring x509-store-1.6.5... Building x509-store-1.6.5... Installed x509-store-1.6.5 Configuring x509-system-1.6.6... Configuring x509-validation-1.6.9... Building x509-validation-1.6.9... Building x509-system-1.6.6... Installed x509-system-1.6.6 Installed x509-validation-1.6.9 Configuring tls-1.4.0... Building tls-1.4.0... Installed tls-1.4.0 Configuring connection-0.2.8... Building connection-0.2.8... Installed connection-0.2.8 Configuring wuss-1.1.6... Building wuss-1.1.6... Installed wuss-1.1.6 Configuring ws-0.0.2... Building ws-0.0.2... Failed to install ws-0.0.2 Build log ( /home/builder/.cabal/logs/ghc-8.2.2/ws-0.0.2-4aMiVVd2kjmCvzbiQBVa7P.log ): cabal: Entering directory '/tmp/cabal-tmp-29449/ws-0.0.2' Configuring ws-0.0.2... Preprocessing library for ws-0.0.2.. Building library for ws-0.0.2.. [1 of 2] Compiling App.Types ( src/App/Types.hs, dist/build/App/Types.o ) [2 of 2] Compiling App ( src/App.hs, dist/build/App.o ) src/App.hs:65:23: error: • The constructor ‘Text’ should have 2 arguments, but has been given 1 • In the pattern: Text x In a case alternative: Text x -> x In the expression: case message of Text x -> x Binary x -> x | 65 | Text x -> x | ^^^^^^^^ cabal: Leaving directory '/tmp/cabal-tmp-29449/ws-0.0.2' cabal: Error: some packages failed to install: ws-0.0.2-4aMiVVd2kjmCvzbiQBVa7P failed during the building phase. The exception was: ExitFailure 1