Resolving dependencies... Configuring base-prelude-1.0.1.1... Configuring base-orphans-0.5.4... Building base-orphans-0.5.4... Building base-prelude-1.0.1.1... Installed base-orphans-0.5.4 Configuring base64-bytestring-1.0.0.1... Building base64-bytestring-1.0.0.1... Configuring data-default-class-0.1.2.0... Installed base-prelude-1.0.1.1 Building data-default-class-0.1.2.0... Configuring mtl-2.2.1... Installed base64-bytestring-1.0.0.1 Configuring old-locale-1.0.0.7... Installed data-default-class-0.1.2.0 Building mtl-2.2.1... Building old-locale-1.0.0.7... Configuring network-2.6.3.1... Installed old-locale-1.0.0.7 Configuring semigroups-0.18.2... Installed mtl-2.2.1 Building network-2.6.3.1... Building semigroups-0.18.2... Configuring random-1.1... Installed semigroups-0.18.2 Building random-1.1... Configuring stm-2.4.4.1... Installed random-1.1 Building stm-2.4.4.1... Configuring transformers-compat-0.5.1.4... Installed network-2.6.3.1 Building transformers-compat-0.5.1.4... Configuring text-1.2.2.1... Installed stm-2.4.4.1 Building text-1.2.2.1... 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 StateVar-1.1.0.4... Building StateVar-1.1.0.4... Configuring async-2.1.1... Installed StateVar-1.1.0.4 Building async-2.1.1... Configuring tagged-0.8.5... Installed async-2.1.1 Building tagged-0.8.5... Configuring exceptions-0.8.3... Installed tagged-0.8.5 Building exceptions-0.8.3... Configuring transformers-base-0.4.4... Installed text-1.2.2.1 Building transformers-base-0.4.4... Installed transformers-base-0.4.4 Configuring distributive-0.5.0.2... Configuring bytestring-tree-builder-0.2.7.1... Installed exceptions-0.8.3 Building bytestring-tree-builder-0.2.7.1... Configuring blaze-builder-0.4.0.2... Installed bytestring-tree-builder-0.2.7.1 Building blaze-builder-0.4.0.2... Building distributive-0.5.0.2... Configuring mime-types-0.1.0.7... Installed distributive-0.5.0.2 Building mime-types-0.1.0.7... Configuring hashable-1.2.4.0... Installed blaze-builder-0.4.0.2 Building hashable-1.2.4.0... Configuring monad-control-1.0.1.0... Installed hashable-1.2.4.0 Building monad-control-1.0.1.0... Configuring parsec-3.1.11... Installed mime-types-0.1.0.7 Building parsec-3.1.11... Installed monad-control-1.0.1.0 Configuring cookie-0.4.2.1... 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 case-insensitive-1.2.0.7... Installed parsec-3.1.11 Building case-insensitive-1.2.0.7... Configuring void-0.7.1... Installed case-insensitive-1.2.0.7 Building void-0.7.1... Configuring unordered-containers-0.2.7.1... Installed streaming-commons-0.1.16 Configuring success-0.2.6... Installed void-0.7.1 Building unordered-containers-0.2.7.1... Building success-0.2.6... Installed success-0.2.6 Configuring network-uri-2.6.1.0... Building network-uri-2.6.1.0... Configuring contravariant-1.4... Installed network-uri-2.6.1.0 Building contravariant-1.4... Configuring http-types-0.9.1... Installed unordered-containers-0.2.7.1 Building http-types-0.9.1... Installed contravariant-1.4 Configuring comonad-5... Installed http-types-0.9.1 Configuring http-client-0.4.31.2... Building http-client-0.4.31.2... Building comonad-5... Installed comonad-5 Configuring bifunctors-5.4.1... Building bifunctors-5.4.1... Installed http-client-0.4.31.2 Installed bifunctors-5.4.1 Configuring profunctors-5.2... Building profunctors-5.2... Installed profunctors-5.2 Configuring matcher-0.1.1.3... Building matcher-0.1.1.3... Installed matcher-0.1.1.3 Configuring http-response-decoder-0.2.1.1... Building http-response-decoder-0.2.1.1... Failed to install http-response-decoder-0.2.1.1 Build log ( /home/builder/.cabal/logs/http-response-decoder-0.2.1.1.log ): cabal: Entering directory '/tmp/cabal-tmp-30605/http-response-decoder-0.2.1.1' Configuring http-response-decoder-0.2.1.1... Building http-response-decoder-0.2.1.1... Preprocessing library http-response-decoder-0.2.1.1... [1 of 3] Compiling HTTPResponseDecoder.Prelude ( library/HTTPResponseDecoder/Prelude.hs, dist/build/HTTPResponseDecoder/Prelude.o ) library/HTTPResponseDecoder/Prelude.hs:13:1: error: Failed to load interface for ‘Control.Monad.IO.Class’ It is a member of the hidden package ‘base-4.9.0.0’. Perhaps you need to add ‘base’ to the build-depends in your .cabal file. Use -v to see a list of the files searched for. cabal: Leaving directory '/tmp/cabal-tmp-30605/http-response-decoder-0.2.1.1' cabal: Error: some packages failed to install: http-response-decoder-0.2.1.1 failed during the building phase. The exception was: ExitFailure 1