Resolving dependencies... Configuring cabal-doctest-1.0.2... Configuring base-orphans-0.6... Building cabal-doctest-1.0.2... Building base-orphans-0.6... Installed base-orphans-0.6 Configuring fail-4.9.0.0... Configuring integer-logarithms-1.0.2... Installed cabal-doctest-1.0.2 Building fail-4.9.0.0... Building integer-logarithms-1.0.2... Configuring prelude-extras-0.4.0.3... Installed fail-4.9.0.0 Building prelude-extras-0.4.0.3... Configuring mtl-2.2.1... Installed integer-logarithms-1.0.2 Building mtl-2.2.1... Configuring primitive-0.6.2.0... Installed prelude-extras-0.4.0.3 Building primitive-0.6.2.0... Configuring parser-combinators-0.2.0... Installed mtl-2.2.1 Building parser-combinators-0.2.0... Configuring random-1.1... Installed parser-combinators-0.2.0 Building random-1.1... Configuring semigroups-0.18.3... Installed primitive-0.6.2.0 Configuring safe-0.3.15... Installed random-1.1 Building semigroups-0.18.3... Building safe-0.3.15... Configuring stm-2.4.4.1... Installed semigroups-0.18.3 Building stm-2.4.4.1... Configuring transformers-compat-0.5.1.4... Installed safe-0.3.15 Building transformers-compat-0.5.1.4... Configuring text-1.2.2.2... Installed stm-2.4.4.1 Building text-1.2.2.2... Configuring void-0.7.2... Installed transformers-compat-0.5.1.4 Building void-0.7.2... Installed void-0.7.2 Configuring StateVar-1.1.0.4... Building StateVar-1.1.0.4... Configuring mtl-compat-0.2.1.3... Installed StateVar-1.1.0.4 Building mtl-compat-0.2.1.3... Configuring async-2.1.1.1... Installed mtl-compat-0.2.1.3 Building async-2.1.1.1... Configuring MonadRandom-0.5.1... Installed async-2.1.1.1 Building MonadRandom-0.5.1... Configuring exceptions-0.8.3... Installed MonadRandom-0.5.1 Building exceptions-0.8.3... Configuring mmorph-1.1.0... Installed text-1.2.2.2 Configuring tagged-0.8.5... Installed exceptions-0.8.3 Building mmorph-1.1.0... Building tagged-0.8.5... Configuring transformers-base-0.4.4... Installed mmorph-1.1.0 Building transformers-base-0.4.4... Installed tagged-0.8.5 Configuring contravariant-1.4... Building contravariant-1.4... Installed transformers-base-0.4.4 Configuring hashable-1.2.6.1... Building hashable-1.2.6.1... Installed contravariant-1.4 Configuring distributive-0.5.3... Configuring monad-control-1.0.2.2... Installed hashable-1.2.6.1 Building monad-control-1.0.2.2... Building distributive-0.5.3... Installed monad-control-1.0.2.2 Configuring case-insensitive-1.2.0.10... Building case-insensitive-1.2.0.10... Warning: /tmp/pkgConf-distributive-0.521147380972007905771.3: Unrecognized field dynamic-library-dirs on line 22 Configuring protolude-0.2... Installed distributive-0.5.3 Configuring scientific-0.3.5.2... Installed case-insensitive-1.2.0.10 Building protolude-0.2... Building scientific-0.3.5.2... Configuring unordered-containers-0.2.8.0... Installed protolude-0.2 Building unordered-containers-0.2.8.0... Installed scientific-0.3.5.2 Configuring comonad-5.0.2... Building comonad-5.0.2... Warning: /tmp/pkgConf-comonad-5.01600515282040332871.2: Unrecognized field dynamic-library-dirs on line 29 Configuring megaparsec-6.2.0... Installed comonad-5.0.2 Installed unordered-containers-0.2.8.0 Configuring bifunctors-5.4.2... Building megaparsec-6.2.0... Building bifunctors-5.4.2... Installed bifunctors-5.4.2 Configuring profunctors-5.2.1... Building profunctors-5.2.1... Configuring semigroupoids-5.2.1... Installed megaparsec-6.2.0 Building semigroupoids-5.2.1... Installed profunctors-5.2.1 Warning: /tmp/pkgConf-semigroupoids-5.212311923791622597488.1: Unrecognized field dynamic-library-dirs on line 60 Installed semigroupoids-5.2.1 Configuring free-4.12.4... Building free-4.12.4... Installed free-4.12.4 Configuring either-4.4.1.1... Building either-4.4.1.1... Installed either-4.4.1.1 Downloading yarn-lock-0.3.2... Configuring yarn-lock-0.3.2... Building yarn-lock-0.3.2... Failed to install yarn-lock-0.3.2 Build log ( /home/builder/.cabal/logs/yarn-lock-0.3.2.log ): cabal: Entering directory '/tmp/cabal-tmp-27554/yarn-lock-0.3.2' Configuring yarn-lock-0.3.2... Building yarn-lock-0.3.2... Preprocessing library yarn-lock-0.3.2... [1 of 7] Compiling Paths_yarn_lock ( dist/build/autogen/Paths_yarn_lock.hs, dist/build/Paths_yarn_lock.o ) [2 of 7] Compiling Data.MultiKeyedMap ( src/Data/MultiKeyedMap.hs, dist/build/Data/MultiKeyedMap.o ) [3 of 7] Compiling Yarn.Lock.Types ( src/Yarn/Lock/Types.hs, dist/build/Yarn/Lock/Types.o ) [4 of 7] Compiling Yarn.Lock.Helpers ( src/Yarn/Lock/Helpers.hs, dist/build/Yarn/Lock/Helpers.o ) [5 of 7] Compiling Yarn.Lock.Parse ( src/Yarn/Lock/Parse.hs, dist/build/Yarn/Lock/Parse.o ) src/Yarn/Lock/Parse.hs:30:1: error: Failed to load interface for ‘Text.Megaparsec.Text’ Perhaps you meant Text.Megaparsec.Perm (from megaparsec-6.2.0) Text.Megaparsec.Byte (from megaparsec-6.2.0) Text.Megaparsec.Char (from megaparsec-6.2.0) Use -v to see a list of the files searched for. src/Yarn/Lock/Parse.hs:31:1: error: Failed to load interface for ‘Text.Megaparsec.Lexer’ Perhaps you meant Text.Megaparsec.Expr (from megaparsec-6.2.0) Text.Megaparsec.Byte (from megaparsec-6.2.0) Text.Megaparsec.Char (from megaparsec-6.2.0) Use -v to see a list of the files searched for. cabal: Leaving directory '/tmp/cabal-tmp-27554/yarn-lock-0.3.2' cabal: Error: some packages failed to install: yarn-lock-0.3.2 failed during the building phase. The exception was: ExitFailure 1