Resolving dependencies... Starting base16-bytestring-1.0.0.0 Starting cabal-doctest-1.0.8 Starting base-orphans-0.8.3 Starting base-compat-0.11.2 Building base16-bytestring-1.0.0.0 Building cabal-doctest-1.0.8 Building base-orphans-0.8.3 Building base-compat-0.11.2 Completed base16-bytestring-1.0.0.0 Starting dlist-1.0 Building dlist-1.0 Completed cabal-doctest-1.0.8 Starting hashable-1.3.0.0 Building hashable-1.3.0.0 Completed base-orphans-0.8.3 Starting integer-logarithms-1.0.3 Building integer-logarithms-1.0.3 Completed dlist-1.0 Starting primitive-0.7.1.0 Completed base-compat-0.11.2 Starting splitmix-0.1.0.3 Building primitive-0.7.1.0 Building splitmix-0.1.0.3 Completed hashable-1.3.0.0 Starting syb-0.7.1 Building syb-0.7.1 Completed integer-logarithms-1.0.3 Starting tagged-0.8.6 Building tagged-0.8.6 Completed splitmix-0.1.0.3 Starting th-abstraction-0.4.0.0 Building th-abstraction-0.4.0.0 Completed tagged-0.8.6 Starting transformers-compat-0.6.6 Completed syb-0.7.1 Starting utf8-string-1.0.1.1 Building transformers-compat-0.6.6 Building utf8-string-1.0.1.1 Completed th-abstraction-0.4.0.0 Starting time-compat-1.9.3 Completed transformers-compat-0.6.6 Starting base-compat-batteries-0.11.2 Building time-compat-1.9.3 Building base-compat-batteries-0.11.2 Completed utf8-string-1.0.1.1 Starting unordered-containers-0.2.13.0 Building unordered-containers-0.2.13.0 Completed time-compat-1.9.3 Starting data-fix-0.3.0 Building data-fix-0.3.0 Completed primitive-0.7.1.0 Starting random-1.2.0 Building random-1.2.0 Completed base-compat-batteries-0.11.2 Starting distributive-0.6.2 Completed data-fix-0.3.0 Starting vector-0.12.1.2 Building vector-0.12.1.2 Building distributive-0.6.2 Completed distributive-0.6.2 Starting scientific-0.3.6.2 Completed random-1.2.0 Starting comonad-5.0.6 Building scientific-0.3.6.2 Completed unordered-containers-0.2.13.0 Starting uuid-types-1.0.3 Building uuid-types-1.0.3 Building comonad-5.0.6 Completed uuid-types-1.0.3 Completed scientific-0.3.6.2 Starting attoparsec-0.13.2.4 Building attoparsec-0.13.2.4 Completed comonad-5.0.6 Starting bifunctors-5.5.8 Building bifunctors-5.5.8 Completed attoparsec-0.13.2.4 Completed bifunctors-5.5.8 Starting assoc-1.0.2 Building assoc-1.0.2 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 Building strict-0.4 Completed vector-0.12.1.2 Completed strict-0.4 Starting aeson-1.5.4.1 Building aeson-1.5.4.1 Completed aeson-1.5.4.1 Starting protocol-buffers-2.4.14 Building protocol-buffers-2.4.14 Failed to install protocol-buffers-2.4.14 Build log ( /home/builder/.cabal/logs/ghc-8.10.2/protocol-buffers-2.4.14-Dh7e2acTBZJDWChrfIwfKq.log ): cabal: Entering directory '/tmp/cabal-tmp-23000/protocol-buffers-2.4.14' Configuring protocol-buffers-2.4.14... Preprocessing library for protocol-buffers-2.4.14.. Building library for protocol-buffers-2.4.14.. [ 1 of 11] Compiling Text.ProtocolBuffers.Basic ( Text/ProtocolBuffers/Basic.hs, dist/build/Text/ProtocolBuffers/Basic.o, dist/build/Text/ProtocolBuffers/Basic.dyn_o ) Text/ProtocolBuffers/Basic.hs:23:1: warning: [-Wunused-imports] The import of ‘Data.Semigroup’ is redundant except perhaps to import instances from ‘Data.Semigroup’ To import instances alone, use: import Data.Semigroup() | 23 | import Data.Semigroup (Semigroup(..)) | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [ 2 of 11] Compiling Text.ProtocolBuffers.Get ( Text/ProtocolBuffers/Get.hs, dist/build/Text/ProtocolBuffers/Get.o, dist/build/Text/ProtocolBuffers/Get.dyn_o ) [ 3 of 11] Compiling Text.ProtocolBuffers.Identifiers ( Text/ProtocolBuffers/Identifiers.hs, dist/build/Text/ProtocolBuffers/Identifiers.o, dist/build/Text/ProtocolBuffers/Identifiers.dyn_o ) [ 4 of 11] Compiling Text.ProtocolBuffers.ProtoJSON ( Text/ProtocolBuffers/ProtoJSON.hs, dist/build/Text/ProtocolBuffers/ProtoJSON.o, dist/build/Text/ProtocolBuffers/ProtoJSON.dyn_o ) Text/ProtocolBuffers/ProtoJSON.hs:44:7: error: • Couldn't match expected type ‘Either String Data.ByteString.Internal.ByteString’ with actual type ‘(Data.ByteString.Internal.ByteString, a0)’ • In the pattern: (bs, "") In a case alternative: (bs, "") -> return (BL.fromStrict bs) In a stmt of a 'do' block: case B16.decode (T.encodeUtf8 t) of (bs, "") -> return (BL.fromStrict bs) _ -> fail "Failed to parse base16." | 44 | (bs, "") -> return (BL.fromStrict bs) | ^^^^^^^^ cabal: Leaving directory '/tmp/cabal-tmp-23000/protocol-buffers-2.4.14' cabal: Error: some packages failed to install: protocol-buffers-2.4.14-Dh7e2acTBZJDWChrfIwfKq failed during the building phase. The exception was: ExitFailure 1 protocol-buffers-descriptor-2.4.14-I34mfl1SmG9Lip3Q840WzE depends on protocol-buffers-descriptor-2.4.14 which failed to install.