Resolving dependencies... Configuring extensible-exceptions-0.1.1.4... Configuring data-accessor-0.2.2.7... Building extensible-exceptions-0.1.1.4... Building data-accessor-0.2.2.7... Installed extensible-exceptions-0.1.1.4 Configuring pqueue-1.3.2.3... Building pqueue-1.3.2.3... Installed data-accessor-0.2.2.7 Configuring semigroups-0.18.4... Building semigroups-0.18.4... Installed semigroups-0.18.4 Configuring utility-ht-0.0.14... Building utility-ht-0.0.14... Installed pqueue-1.3.2.3 Configuring vault-0.3.0.7... Building vault-0.3.0.7... Installed utility-ht-0.0.14 Configuring data-accessor-transformers-0.2.1.7... Installed vault-0.3.0.7 Configuring monoid-transformer-0.0.4... Building data-accessor-transformers-0.2.1.7... Building monoid-transformer-0.0.4... Installed data-accessor-transformers-0.2.1.7 Configuring explicit-exception-0.1.9.2... Installed monoid-transformer-0.0.4 Configuring storable-record-0.0.3.1... Building explicit-exception-0.1.9.2... Building storable-record-0.0.3.1... Installed storable-record-0.0.3.1 Configuring non-negative-0.1.2... Building non-negative-0.1.2... Installed explicit-exception-0.1.9.2 Configuring non-empty-0.3... Building non-empty-0.3... Installed non-negative-0.1.2 Configuring reactive-banana-1.1.0.1... Building reactive-banana-1.1.0.1... Installed non-empty-0.3 Configuring enumset-0.0.4.1... Building enumset-0.0.4.1... Installed enumset-0.0.4.1 Configuring event-list-0.1.2... Installed reactive-banana-1.1.0.1 Configuring reactive-banana-bunch-1.0... Building event-list-0.1.2... Building reactive-banana-bunch-1.0... Installed reactive-banana-bunch-1.0 Installed event-list-0.1.2 Configuring midi-0.2.2.2... Building midi-0.2.2.2... Installed midi-0.2.2.2 Configuring jack-0.7.1.3... Configuring reactive-midyim-0.4.0.1... Building reactive-midyim-0.4.0.1... Failed to install jack-0.7.1.3 Build log ( /home/builder/.cabal/logs/ghc-8.2.2/jack-0.7.1.3-L03WeAZGCCOE0FVuxc9JcW.log ): cabal: Entering directory '/tmp/cabal-tmp-27512/jack-0.7.1.3' Configuring jack-0.7.1.3... cabal: Missing dependency on a foreign library: * Missing (or bad) header file: jack/jack.h * Missing C library: jack 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. If the header file does exist, it may contain errors that are caught by the C compiler at the preprocessing stage. In this case you can re-run configure with the verbosity flag -v3 to see the error messages. cabal: Leaving directory '/tmp/cabal-tmp-27512/jack-0.7.1.3' Installed reactive-midyim-0.4.0.1 cabal: Error: some packages failed to install: jack-0.7.1.3-L03WeAZGCCOE0FVuxc9JcW failed during the configure step. The exception was: ExitFailure 1 reactive-jack-0.4.1-HjjAfZY8ZmlIKJUrxZf3tX depends on reactive-jack-0.4.1 which failed to install.