Resolving dependencies... Configuring colour-2.3.4... Configuring base-orphans-0.6... Building colour-2.3.4... Building base-orphans-0.6... Installed base-orphans-0.6 Configuring monads-tf-0.1.0.3... Building monads-tf-0.1.0.3... Installed monads-tf-0.1.0.3 Configuring semigroups-0.18.4... Building semigroups-0.18.4... Installed colour-2.3.4 Configuring options-1.2.1.1... Building options-1.2.1.1... Installed semigroups-0.18.4 Configuring ansi-terminal-0.8.0.1... Building ansi-terminal-0.8.0.1... Installed options-1.2.1.1 Configuring charset-0.3.7.1... Installed ansi-terminal-0.8.0.1 Configuring ansi-wl-pprint-0.6.8.2... Building charset-0.3.7.1... Building ansi-wl-pprint-0.6.8.2... Installed ansi-wl-pprint-0.6.8.2 Installed charset-0.3.7.1 Configuring parsers-0.12.8... Building parsers-0.12.8... Installed parsers-0.12.8 Configuring inline-c-0.6.0.5... Building inline-c-0.6.0.5... Installed inline-c-0.6.0.5 Configuring c-mosquitto-0.1.3.0... Failed to install c-mosquitto-0.1.3.0 Build log ( /home/builder/.cabal/logs/ghc-8.2.2/c-mosquitto-0.1.3.0-6GucYnonN417njviyggAIt.log ): cabal: Entering directory '/tmp/cabal-tmp-10084/c-mosquitto-0.1.3.0' Configuring c-mosquitto-0.1.3.0... cabal: Missing dependency on a foreign library: * Missing C library: mosquitto This problem can usually be solved by installing the system package that provides this library (you may need the "-dev" version). If the library is already installed but in a non-standard location then you can use the flags --extra-include-dirs= and --extra-lib-dirs= to specify where it is. cabal: Leaving directory '/tmp/cabal-tmp-10084/c-mosquitto-0.1.3.0' cabal: Error: some packages failed to install: c-mosquitto-0.1.3.0-6GucYnonN417njviyggAIt failed during the configure step. The exception was: ExitFailure 1