Resolving dependencies... Configuring data-accessor-0.2.2.7... Configuring explicit-exception-0.1.9... Building data-accessor-0.2.2.7... Building explicit-exception-0.1.9... Installed data-accessor-0.2.2.7 Configuring extensible-exceptions-0.1.1.4... Building extensible-exceptions-0.1.1.4... Configuring monoid-transformer-0.0.3... Installed explicit-exception-0.1.9 Configuring primitive-0.6.2.0... Installed extensible-exceptions-0.1.1.4 Building monoid-transformer-0.0.3... Building primitive-0.6.2.0... Configuring pqueue-1.3.2.3... Installed monoid-transformer-0.0.3 Building pqueue-1.3.2.3... Configuring random-1.1... Installed primitive-0.6.2.0 Configuring utility-ht-0.0.14... Installed pqueue-1.3.2.3 Building random-1.1... Building utility-ht-0.0.14... Configuring text-1.2.2.2... Installed random-1.1 Building text-1.2.2.2... Configuring data-accessor-transformers-0.2.1.7... Installed utility-ht-0.0.14 Building data-accessor-transformers-0.2.1.7... Installed data-accessor-transformers-0.2.1.7 Configuring tf-random-0.5... Building tf-random-0.5... Configuring storable-record-0.0.3.1... Installed tf-random-0.5 Building storable-record-0.0.3.1... Installed storable-record-0.0.3.1 Configuring enumset-0.0.4... Building enumset-0.0.4... Configuring QuickCheck-2.10.1... Installed enumset-0.0.4 Building QuickCheck-2.10.1... Installed text-1.2.2.2 Configuring hashable-1.2.6.1... Building hashable-1.2.6.1... Installed hashable-1.2.6.1 Configuring unordered-containers-0.2.8.0... Building unordered-containers-0.2.8.0... Installed unordered-containers-0.2.8.0 Configuring vault-0.3.0.7... Building vault-0.3.0.7... Installed vault-0.3.0.7 Configuring reactive-banana-1.1.0.1... Building reactive-banana-1.1.0.1... Installed QuickCheck-2.10.1 Configuring non-negative-0.1.1.2... Building non-negative-0.1.1.2... Configuring non-empty-0.3... Installed non-negative-0.1.1.2 Building non-empty-0.3... Installed reactive-banana-1.1.0.1 Configuring event-list-0.1.1.3... Building event-list-0.1.1.3... Installed non-empty-0.3 Configuring reactive-banana-bunch-1.0... Building reactive-banana-bunch-1.0... Installed reactive-banana-bunch-1.0 Installed event-list-0.1.1.3 Configuring midi-0.2.2.1... Building midi-0.2.2.1... Installed midi-0.2.2.1 Configuring reactive-midyim-0.4... Configuring jack-0.7.1.1... Building reactive-midyim-0.4... Failed to install jack-0.7.1.1 Build log ( /home/builder/.cabal/logs/jack-0.7.1.1.log ): cabal: Entering directory '/tmp/cabal-tmp-8450/jack-0.7.1.1' Configuring jack-0.7.1.1... 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-8450/jack-0.7.1.1' Installed reactive-midyim-0.4 cabal: Error: some packages failed to install: jack-0.7.1.1 failed during the configure step. The exception was: ExitFailure 1 reactive-jack-0.4 depends on jack-0.7.1.1 which failed to install.