Resolving dependencies... Configuring async-2.2.1... Configuring base-orphans-0.7... Building base-orphans-0.7... Building async-2.2.1... Installed base-orphans-0.7 Configuring colour-2.3.4... Installed async-2.2.1 Configuring semigroups-0.18.4... Building colour-2.3.4... Building semigroups-0.18.4... Installed semigroups-0.18.4 Configuring system-filepath-0.4.14... Building system-filepath-0.4.14... Installed colour-2.3.4 Configuring transformers-compat-0.6.2... Building transformers-compat-0.6.2... Installed system-filepath-0.4.14 Configuring unix-compat-0.5.0.1... Building unix-compat-0.5.0.1... Installed unix-compat-0.5.0.1 Configuring hinotify-0.3.10... Installed transformers-compat-0.6.2 Configuring ansi-terminal-0.8.0.4... Building hinotify-0.3.10... Building ansi-terminal-0.8.0.4... Installed hinotify-0.3.10 Configuring system-fileio-0.3.16.3... Installed ansi-terminal-0.8.0.4 Configuring transformers-base-0.4.5.2... Building system-fileio-0.3.16.3... Building transformers-base-0.4.5.2... Installed transformers-base-0.4.5.2 Configuring exceptions-0.10.0... Installed system-fileio-0.3.16.3 Configuring constraints-0.10... Building exceptions-0.10.0... Building constraints-0.10... Installed exceptions-0.10.0 Configuring ansi-wl-pprint-0.6.8.2... Building ansi-wl-pprint-0.6.8.2... Installed constraints-0.10 Configuring monad-control-1.0.2.3... Installed ansi-wl-pprint-0.6.8.2 Configuring optparse-applicative-0.14.2.0... Building monad-control-1.0.2.3... Building optparse-applicative-0.14.2.0... Installed monad-control-1.0.2.3 Configuring lifted-base-0.2.3.12... Building lifted-base-0.2.3.12... Installed lifted-base-0.2.3.12 Configuring lifted-async-0.10.0.2... Building lifted-async-0.10.0.2... Installed optparse-applicative-0.14.2.0 Configuring enclosed-exceptions-1.0.2... Building enclosed-exceptions-1.0.2... Installed enclosed-exceptions-1.0.2 Installed lifted-async-0.10.0.2 Configuring shelly-1.8.1... Building shelly-1.8.1... Installed shelly-1.8.1 Configuring fsnotify-0.3.0.1... Building fsnotify-0.3.0.1... Installed fsnotify-0.3.0.1 Configuring fswatch-0.1.0.3... Building fswatch-0.1.0.3... Failed to install fswatch-0.1.0.3 Build log ( /home/builder/.cabal/logs/ghc-8.2.2/fswatch-0.1.0.3-1uFE6KvUfQ625NQAoEG2CY.log ): cabal: Entering directory '/tmp/cabal-tmp-30750/fswatch-0.1.0.3' Configuring fswatch-0.1.0.3... Preprocessing library for fswatch-0.1.0.3.. Building library for fswatch-0.1.0.3.. [1 of 3] Compiling System.FSWatch.Repr ( src/System/FSWatch/Repr.hs, dist/build/System/FSWatch/Repr.o ) [2 of 3] Compiling System.FSWatch ( src/System/FSWatch.hs, dist/build/System/FSWatch.o ) src/System/FSWatch.hs:166:11: error: • The constructor ‘Added’ should have 3 arguments, but has been given 2 • In the pattern: Added str _ In an equation for ‘event2PE’: event2PE (Added str _) = Add str | 166 | event2PE (Added str _) = Add str | ^^^^^^^^^^^ cabal: Leaving directory '/tmp/cabal-tmp-30750/fswatch-0.1.0.3' cabal: Error: some packages failed to install: fswatch-0.1.0.3-1uFE6KvUfQ625NQAoEG2CY failed during the building phase. The exception was: ExitFailure 1