Resolving dependencies... Configuring dlist-0.8.0.4... Configuring blaze-builder-0.4.1.0... Building blaze-builder-0.4.1.0... Building dlist-0.8.0.4... Installed dlist-0.8.0.4 Configuring fail-4.9.0.0... Building fail-4.9.0.0... Installed blaze-builder-0.4.1.0 Configuring monad-loops-0.4.3... Installed fail-4.9.0.0 Configuring parser-combinators-1.0.0... Building monad-loops-0.4.3... Building parser-combinators-1.0.0... Installed monad-loops-0.4.3 Configuring process-1.4.3.0... Installed parser-combinators-1.0.0 Configuring transformers-compat-0.6.2... Building transformers-compat-0.6.2... Building process-1.4.3.0... Installed process-1.4.3.0 Configuring blaze-markup-0.8.2.1... Installed transformers-compat-0.6.2 Configuring megaparsec-6.5.0... Building blaze-markup-0.8.2.1... Building megaparsec-6.5.0... Installed blaze-markup-0.8.2.1 Configuring cmdargs-0.10.20... Building cmdargs-0.10.20... Installed megaparsec-6.5.0 Configuring tagged-0.8.5... Building tagged-0.8.5... Installed tagged-0.8.5 Configuring exceptions-0.10.0... Building exceptions-0.10.0... Installed exceptions-0.10.0 Configuring blaze-html-0.9.0.1... Building blaze-html-0.9.0.1... Installed cmdargs-0.10.20 Configuring aeson-0.11.3.0... Building aeson-0.11.3.0... Installed aeson-0.11.3.0 Installed blaze-html-0.9.0.1 Configuring shakespeare-2.0.15... Building shakespeare-2.0.15... Installed shakespeare-2.0.15 Configuring bond-0.11.0.1... Building bond-0.11.0.1... Failed to install bond-0.11.0.1 Build log ( /home/builder/.cabal/logs/ghc-8.2.2/bond-0.11.0.1-60ctjAWmLGO6jlVSJuajWL.log ): cabal: Entering directory '/tmp/cabal-tmp-1589/bond-0.11.0.1' Configuring bond-0.11.0.1... Preprocessing library for bond-0.11.0.1.. Building library for bond-0.11.0.1.. [ 1 of 29] Compiling Language.Bond.Syntax.Types ( src/Language/Bond/Syntax/Types.hs, dist/build/Language/Bond/Syntax/Types.o ) [ 2 of 29] Compiling Language.Bond.Syntax.JSON ( src/Language/Bond/Syntax/JSON.hs, dist/build/Language/Bond/Syntax/JSON.o ) [ 3 of 29] Compiling Language.Bond.Lexer ( src/Language/Bond/Lexer.hs, dist/build/Language/Bond/Lexer.o ) [ 4 of 29] Compiling Language.Bond.Codegen.CustomMapping ( src/Language/Bond/Codegen/CustomMapping.hs, dist/build/Language/Bond/Codegen/CustomMapping.o ) [ 5 of 29] Compiling Language.Bond.Util ( src/Language/Bond/Util.hs, dist/build/Language/Bond/Util.o ) [ 6 of 29] Compiling Language.Bond.Syntax.Util ( src/Language/Bond/Syntax/Util.hs, dist/build/Language/Bond/Syntax/Util.o ) [ 7 of 29] Compiling Language.Bond.Syntax.Internal ( src/Language/Bond/Syntax/Internal.hs, dist/build/Language/Bond/Syntax/Internal.o ) [ 8 of 29] Compiling Language.Bond.Parser ( src/Language/Bond/Parser.hs, dist/build/Language/Bond/Parser.o ) src/Language/Bond/Parser.hs:57:19: error: Ambiguous occurrence ‘some’ It could refer to either ‘Control.Applicative.some’, imported from ‘Control.Applicative’ at src/Language/Bond/Parser.hs:24:1-26 (and originally defined in ‘GHC.Base’) or ‘Text.Megaparsec.some’, imported from ‘Text.Megaparsec’ at src/Language/Bond/Parser.hs:39:1-53 (and originally defined in ‘parser-combinators-1.0.0:Control.Monad.Combinators’) | 57 | namespaces <- some namespace | ^^^^ cabal: Leaving directory '/tmp/cabal-tmp-1589/bond-0.11.0.1' cabal: Error: some packages failed to install: bond-0.11.0.1-60ctjAWmLGO6jlVSJuajWL failed during the building phase. The exception was: ExitFailure 1