Resolving dependencies... Starting StateVar-1.2.2 Starting base-orphans-0.8.6 Starting colour-2.3.6 Starting base-compat-0.12.1 Building StateVar-1.2.2 Building base-orphans-0.8.6 Building colour-2.3.6 Building base-compat-0.12.1 Completed StateVar-1.2.2 Starting dlist-1.0 Building dlist-1.0 Completed base-orphans-0.8.6 Starting indexed-traversable-0.1.2 Completed dlist-1.0 Starting integer-logarithms-1.0.3.1 Building indexed-traversable-0.1.2 Completed base-compat-0.12.1 Starting primitive-0.7.3.0 Building integer-logarithms-1.0.3.1 Building primitive-0.7.3.0 Completed colour-2.3.6 Starting splitmix-0.1.0.4 Building splitmix-0.1.0.4 Completed integer-logarithms-1.0.3.1 Starting tagged-0.8.6.1 Building tagged-0.8.6.1 Completed splitmix-0.1.0.4 Starting th-abstraction-0.4.3.0 Building th-abstraction-0.4.3.0 Completed indexed-traversable-0.1.2 Starting transformers-compat-0.7.1 Building transformers-compat-0.7.1 Completed tagged-0.8.6.1 Starting contravariant-1.5.5 Building contravariant-1.5.5 Completed transformers-compat-0.7.1 Starting hashable-1.4.0.2 Building hashable-1.4.0.2 Completed th-abstraction-0.4.3.0 Starting ansi-terminal-0.11.1 Completed contravariant-1.5.5 Starting random-1.2.1 Building ansi-terminal-0.11.1 Building random-1.2.1 Completed hashable-1.4.0.2 Starting distributive-0.6.2.1 Completed ansi-terminal-0.11.1 Starting unordered-containers-0.2.16.0 Building distributive-0.6.2.1 Completed primitive-0.7.3.0 Starting time-compat-1.9.6.1 Building unordered-containers-0.2.16.0 Building time-compat-1.9.6.1 Completed distributive-0.6.2.1 Starting text-short-0.1.5 Building text-short-0.1.5 Completed time-compat-1.9.6.1 Starting data-fix-0.3.2 Building data-fix-0.3.2 Completed random-1.2.1 Starting OneTuple-0.3.1 Building OneTuple-0.3.1 Completed text-short-0.1.5 Starting ansi-wl-pprint-0.6.9 Building ansi-wl-pprint-0.6.9 Completed data-fix-0.3.2 Starting vector-0.12.3.1 Building vector-0.12.3.1 Completed OneTuple-0.3.1 Starting scientific-0.3.7.0 Building scientific-0.3.7.0 Completed ansi-wl-pprint-0.6.9 Starting comonad-5.0.8 Building comonad-5.0.8 Completed unordered-containers-0.2.16.0 Starting uuid-types-1.0.5 Building uuid-types-1.0.5 Completed scientific-0.3.7.0 Starting QuickCheck-2.14.2 Building QuickCheck-2.14.2 Completed comonad-5.0.8 Starting base-compat-batteries-0.12.1 Completed uuid-types-1.0.5 Starting optparse-applicative-0.17.0.0 Building base-compat-batteries-0.12.1 Building optparse-applicative-0.17.0.0 Completed base-compat-batteries-0.12.1 Starting attoparsec-0.14.4 Building attoparsec-0.14.4 Completed optparse-applicative-0.17.0.0 Starting bifunctors-5.5.11 Building bifunctors-5.5.11 Completed attoparsec-0.14.4 Completed QuickCheck-2.14.2 Completed bifunctors-5.5.11 Starting assoc-1.0.2 Starting semigroupoids-5.3.7 Building assoc-1.0.2 Building semigroupoids-5.3.7 Completed assoc-1.0.2 Starting these-1.1.1.1 Building these-1.1.1.1 Completed these-1.1.1.1 Starting strict-0.4.0.1 Building strict-0.4.0.1 Completed vector-0.12.3.1 Starting edit-distance-vector-1.0.0.4 Starting indexed-traversable-instances-0.1.1 Building edit-distance-vector-1.0.0.4 Building indexed-traversable-instances-0.1.1 Completed indexed-traversable-instances-0.1.1 Starting witherable-0.4.2 Completed edit-distance-vector-1.0.0.4 Completed strict-0.4.0.1 Building witherable-0.4.2 Completed semigroupoids-5.3.7 Starting semialign-1.2.0.1 Building semialign-1.2.0.1 Completed witherable-0.4.2 Completed semialign-1.2.0.1 Starting aeson-2.0.3.0 Building aeson-2.0.3.0 Completed aeson-2.0.3.0 Starting aeson-diff-1.1.0.10 Building aeson-diff-1.1.0.10 Failed to install aeson-diff-1.1.0.10 Build log ( /home/builder/.cabal/logs/ghc-8.10.2/aeson-diff-1.1.0.10-CesIBYNS4aK8Ibddw5Ix2a.log ): cabal: Entering directory '/tmp/cabal-tmp-31235/aeson-diff-1.1.0.10' Configuring aeson-diff-1.1.0.10... Preprocessing library for aeson-diff-1.1.0.10.. Building library for aeson-diff-1.1.0.10.. [1 of 3] Compiling Data.Aeson.Pointer ( lib/Data/Aeson/Pointer.hs, dist/build/Data/Aeson/Pointer.o, dist/build/Data/Aeson/Pointer.dyn_o ) lib/Data/Aeson/Pointer.hs:39:17: error: Ambiguous occurrence Key It could refer to either Data.Aeson.Types.Key, imported from Data.Aeson.Types at lib/Data/Aeson/Pointer.hs:19:1-33 (and originally defined in Data.Aeson.Key) or Data.Aeson.Pointer.Key, defined at lib/Data/Aeson/Pointer.hs:34:1 | 39 | instance ToJSON Key where | ^^^ lib/Data/Aeson/Pointer.hs:43:19: error: Ambiguous occurrence Key It could refer to either Data.Aeson.Types.Key, imported from Data.Aeson.Types at lib/Data/Aeson/Pointer.hs:19:1-33 (and originally defined in Data.Aeson.Key) or Data.Aeson.Pointer.Key, defined at lib/Data/Aeson/Pointer.hs:34:1 | 43 | instance FromJSON Key where | ^^^ lib/Data/Aeson/Pointer.hs:51:14: error: Ambiguous occurrence Key It could refer to either Data.Aeson.Types.Key, imported from Data.Aeson.Types at lib/Data/Aeson/Pointer.hs:19:1-33 (and originally defined in Data.Aeson.Key) or Data.Aeson.Pointer.Key, defined at lib/Data/Aeson/Pointer.hs:34:1 | 51 | formatKey :: Key -> Text | ^^^ lib/Data/Aeson/Pointer.hs:63:14: error: Ambiguous occurrence Key It could refer to either Data.Aeson.Types.Key, imported from Data.Aeson.Types at lib/Data/Aeson/Pointer.hs:19:1-33 (and originally defined in Data.Aeson.Key) or Data.Aeson.Pointer.Key, defined at lib/Data/Aeson/Pointer.hs:34:1 | 63 | type Path = [Key] | ^^^ cabal: Leaving directory '/tmp/cabal-tmp-31235/aeson-diff-1.1.0.10' cabal: Error: some packages failed to install: aeson-diff-1.1.0.10-CesIBYNS4aK8Ibddw5Ix2a failed during the building phase. The exception was: ExitFailure 1