Resolving dependencies... Configuring cabal-doctest-1.0.2... Configuring base-compat-0.9.3... Building cabal-doctest-1.0.2... Building base-compat-0.9.3... Installed cabal-doctest-1.0.2 Configuring dlist-0.8.0.3... Building dlist-0.8.0.3... Configuring integer-logarithms-1.0.2... Installed base-compat-0.9.3 Building integer-logarithms-1.0.2... Configuring mtl-2.2.1... Installed dlist-0.8.0.3 Configuring natural-transformation-0.4... Installed integer-logarithms-1.0.2 Building mtl-2.2.1... Building natural-transformation-0.4... Configuring primitive-0.6.2.0... Installed natural-transformation-0.4 Building primitive-0.6.2.0... Configuring random-1.1... Installed mtl-2.2.1 Building random-1.1... Configuring text-1.2.2.2... Installed random-1.1 Building text-1.2.2.2... Configuring th-abstraction-0.2.6.0... Installed primitive-0.6.2.0 Building th-abstraction-0.2.6.0... Configuring time-locale-compat-0.1.1.3... Installed th-abstraction-0.2.6.0 Building time-locale-compat-0.1.1.3... Configuring th-lift-0.7.7... Installed time-locale-compat-0.1.1.3 Building th-lift-0.7.7... Configuring transformers-compat-0.5.1.4... Installed th-lift-0.7.7 Building transformers-compat-0.5.1.4... Configuring utf8-string-1.0.1.1... Installed transformers-compat-0.5.1.4 Building utf8-string-1.0.1.1... Installed text-1.2.2.2 Configuring mmorph-1.1.0... Building mmorph-1.1.0... Configuring vector-0.12.0.1... Installed utf8-string-1.0.1.1 Building vector-0.12.0.1... Configuring blaze-builder-0.4.0.2... Installed mmorph-1.1.0 Building blaze-builder-0.4.0.2... Configuring tagged-0.8.5... Installed blaze-builder-0.4.0.2 Building tagged-0.8.5... Configuring hashable-1.2.6.1... Installed tagged-0.8.5 Building hashable-1.2.6.1... Configuring parsec-3.1.11... Installed hashable-1.2.6.1 Building parsec-3.1.11... Installed parsec-3.1.11 Configuring string-conversions-0.4.0.1... Building string-conversions-0.4.0.1... Configuring scientific-0.3.5.2... Installed string-conversions-0.4.0.1 Building scientific-0.3.5.2... Configuring case-insensitive-1.2.0.10... Installed vector-0.12.0.1 Building case-insensitive-1.2.0.10... Configuring unordered-containers-0.2.8.0... Installed scientific-0.3.5.2 Building unordered-containers-0.2.8.0... Configuring uuid-types-1.0.3... Installed case-insensitive-1.2.0.10 Building uuid-types-1.0.3... Configuring network-uri-2.6.1.0... Installed uuid-types-1.0.3 Building network-uri-2.6.1.0... Installed unordered-containers-0.2.8.0 Configuring th-lift-instances-0.1.11... Installed network-uri-2.6.1.0 Configuring http-media-0.7.1.1... Building th-lift-instances-0.1.11... Building http-media-0.7.1.1... Configuring attoparsec-0.13.2.0... Installed th-lift-instances-0.1.11 Building attoparsec-0.13.2.0... Configuring http-types-0.9.1... Installed http-media-0.7.1.1 Building http-types-0.9.1... Configuring lucid-2.9.8.1... Installed http-types-0.9.1 Building lucid-2.9.8.1... Configuring vault-0.3.0.7... Installed attoparsec-0.13.2.0 Building vault-0.3.0.7... Installed lucid-2.9.8.1 Configuring attoparsec-iso8601-1.0.0.0... Building attoparsec-iso8601-1.0.0.0... Configuring aeson-1.2.2.0... Installed vault-0.3.0.7 Building aeson-1.2.2.0... Configuring uri-bytestring-0.2.3.3... Installed attoparsec-iso8601-1.0.0.0 Building uri-bytestring-0.2.3.3... Installed uri-bytestring-0.2.3.3 Configuring http-api-data-0.3.7.1... Building http-api-data-0.3.7.1... Warning: /tmp/pkgConf-http-api-data-0.3.713732263401631518149.1: Unrecognized field dynamic-library-dirs on line 22 Installed http-api-data-0.3.7.1 Installed aeson-1.2.2.0 Configuring servant-0.11... Building servant-0.11... Warning: /tmp/pkgConf-servant-012311923791622597488.11: Unrecognized field dynamic-library-dirs on line 33 Installed servant-0.11 Configuring servant-lucid-0.7.1... Building servant-lucid-0.7.1... Installed servant-lucid-0.7.1 Configuring miso-0.7.7.0... Building miso-0.7.7.0... Failed to install miso-0.7.7.0 Build log ( /home/builder/.cabal/logs/miso-0.7.7.0.log ): cabal: Entering directory '/tmp/cabal-tmp-30900/miso-0.7.7.0' Configuring miso-0.7.7.0... Building miso-0.7.7.0... Preprocessing library miso-0.7.7.0... [ 1 of 17] Compiling Miso.String ( ghc-src/Miso/String.hs, dist/build/Miso/String.o ) [ 2 of 17] Compiling Miso.Lens ( src/Miso/Lens.hs, dist/build/Miso/Lens.o ) [ 3 of 17] Compiling Miso.Event.Types ( src/Miso/Event/Types.hs, dist/build/Miso/Event/Types.o ) [ 4 of 17] Compiling Miso.Event.Decoder ( src/Miso/Event/Decoder.hs, dist/build/Miso/Event/Decoder.o ) [ 5 of 17] Compiling Miso.Event ( src/Miso/Event.hs, dist/build/Miso/Event.o ) [ 6 of 17] Compiling Miso.Html.Internal ( ghc-src/Miso/Html/Internal.hs, dist/build/Miso/Html/Internal.o ) ghc-src/Miso/Html/Internal.hs:202:7: error: Ambiguous occurrence ‘Options’ It could refer to either ‘Data.Aeson.Options’, imported from ‘Data.Aeson’ at ghc-src/Miso/Html/Internal.hs:45:1-27 (and originally defined in ‘aeson-1.2.2.0:Data.Aeson.Types.Internal’) or ‘Miso.Event.Options’, imported from ‘Miso.Event’ at ghc-src/Miso/Html/Internal.hs:56:1-27 (and originally defined in ‘Miso.Event.Types’ at src/Miso/Event/Types.hs:(31,1)-(34,32)) cabal: Leaving directory '/tmp/cabal-tmp-30900/miso-0.7.7.0' cabal: Error: some packages failed to install: miso-0.7.7.0 failed during the building phase. The exception was: ExitFailure 1