Resolving dependencies... Configuring ParsecTools-0.0.2.0... Configuring base-compat-0.9.3... Building base-compat-0.9.3... Building ParsecTools-0.0.2.0... Installed ParsecTools-0.0.2.0 Configuring base-prelude-1.2.0.1... Building base-prelude-1.2.0.1... Installed base-compat-0.9.3 Configuring blaze-builder-0.4.0.2... Installed base-prelude-1.2.0.1 Configuring dlist-0.8.0.3... Building blaze-builder-0.4.0.2... Building dlist-0.8.0.3... Installed blaze-builder-0.4.0.2 Configuring old-locale-1.0.0.7... Installed dlist-0.8.0.3 Configuring parser-combinators-0.4.0... Building old-locale-1.0.0.7... Building parser-combinators-0.4.0... Installed old-locale-1.0.0.7 Configuring polyparse-1.12... Building polyparse-1.12... Installed parser-combinators-0.4.0 Configuring th-abstraction-0.2.6.0... Building th-abstraction-0.2.6.0... Installed th-abstraction-0.2.6.0 Configuring time-locale-compat-0.1.1.3... Building time-locale-compat-0.1.1.3... Installed time-locale-compat-0.1.1.3 Configuring transformers-compat-0.5.1.4... Installed polyparse-1.12 Configuring utf8-string-1.0.1.1... Building transformers-compat-0.5.1.4... Building utf8-string-1.0.1.1... Installed transformers-compat-0.5.1.4 Configuring uuid-types-1.0.3... Building uuid-types-1.0.3... Installed utf8-string-1.0.1.1 Configuring neat-interpolation-0.3.2.1... Building neat-interpolation-0.3.2.1... Installed uuid-types-1.0.3 Configuring old-time-1.1.0.3... Building old-time-1.1.0.3... Installed neat-interpolation-0.3.2.1 Configuring megaparsec-6.4.0... Building megaparsec-6.4.0... Installed old-time-1.1.0.3 Configuring tagged-0.8.5... Building tagged-0.8.5... Installed tagged-0.8.5 Configuring exceptions-0.8.3... Building exceptions-0.8.3... Installed exceptions-0.8.3 Configuring language-javascript-0.6.0.10... Installed megaparsec-6.4.0 Configuring cpphs-1.20.8... Building language-javascript-0.6.0.10... Building cpphs-1.20.8... Installed cpphs-1.20.8 Configuring aeson-1.2.3.0... Building aeson-1.2.3.0... Installed language-javascript-0.6.0.10 Configuring inflections-0.4.0.0... Building inflections-0.4.0.0... Failed to install inflections-0.4.0.0 Build log ( /home/builder/.cabal/logs/ghc-8.2.2/inflections-0.4.0.0-5SbPrG8q2WhIqzpgNlphnq.log ): cabal: Entering directory '/tmp/cabal-tmp-13062/inflections-0.4.0.0' Configuring inflections-0.4.0.0... Preprocessing library for inflections-0.4.0.0.. Building library for inflections-0.4.0.0.. [ 1 of 13] Compiling Text.Inflections.Data ( Text/Inflections/Data.hs, dist/build/Text/Inflections/Data.o ) [ 2 of 13] Compiling Text.Inflections.Ordinal ( Text/Inflections/Ordinal.hs, dist/build/Text/Inflections/Ordinal.o ) [ 3 of 13] Compiling Text.Inflections.Parameterize ( Text/Inflections/Parameterize.hs, dist/build/Text/Inflections/Parameterize.o ) [ 4 of 13] Compiling Text.Inflections.Transliterate ( Text/Inflections/Transliterate.hs, dist/build/Text/Inflections/Transliterate.o ) [ 5 of 13] Compiling Text.Inflections.Types ( Text/Inflections/Types.hs, dist/build/Text/Inflections/Types.o ) [ 6 of 13] Compiling Text.Inflections.Titleize ( Text/Inflections/Titleize.hs, dist/build/Text/Inflections/Titleize.o ) [ 7 of 13] Compiling Text.Inflections.Parse.SnakeCase ( Text/Inflections/Parse/SnakeCase.hs, dist/build/Text/Inflections/Parse/SnakeCase.o ) Text/Inflections/Parse/SnakeCase.hs:62:19: error: Ambiguous occurrence ‘some’ It could refer to either ‘Control.Applicative.some’, imported from ‘Control.Applicative’ at Text/Inflections/Parse/SnakeCase.hs:19:1-26 (and originally defined in ‘GHC.Base’) or ‘Text.Megaparsec.some’, imported from ‘Text.Megaparsec’ at Text/Inflections/Parse/SnakeCase.hs:23:1-22 (and originally defined in ‘parser-combinators-0.4.0:Control.Monad.Combinators’) | 62 | r <- T.pack <$> some alphaNumChar | ^^^^ cabal: Leaving directory '/tmp/cabal-tmp-13062/inflections-0.4.0.0' Configuring language-java-0.2.8... Building language-java-0.2.8... Installed aeson-1.2.3.0 Installed language-java-0.2.8 cabal: Error: some packages failed to install: inflections-0.4.0.0-5SbPrG8q2WhIqzpgNlphnq failed during the building phase. The exception was: ExitFailure 1 mulang-3.6.0-IaNsGJxsf5VHz1QH518htW depends on mulang-3.6.0 which failed to install.