Resolving dependencies... Starting base-orphans-0.8.6 Starting conduit-combinators-1.3.0 Starting bindings-DSL-1.0.25 Starting cereal-0.5.8.2 Building conduit-combinators-1.3.0 Building bindings-DSL-1.0.25 Building cereal-0.5.8.2 Building base-orphans-0.8.6 Completed conduit-combinators-1.3.0 Starting data-default-class-0.1.2.0 Completed bindings-DSL-1.0.25 Starting fingertree-0.1.5.0 Building data-default-class-0.1.2.0 Building fingertree-0.1.5.0 Completed data-default-class-0.1.2.0 Starting integer-logarithms-1.0.3.1 Building integer-logarithms-1.0.3.1 Completed integer-logarithms-1.0.3.1 Starting lzma-0.0.0.3 Completed base-orphans-0.8.6 Starting monad-loops-0.4.3 Building lzma-0.0.0.3 Building monad-loops-0.4.3 Completed cereal-0.5.8.2 Starting network-3.1.2.7 Completed monad-loops-0.4.3 Starting primitive-0.7.3.0 Building primitive-0.7.3.0 Completed lzma-0.0.0.3 Starting split-0.2.3.4 Completed fingertree-0.1.5.0 Starting splitmix-0.1.0.4 Building split-0.2.3.4 Building splitmix-0.1.0.4 Building network-3.1.2.7 Completed split-0.2.3.4 Starting stm-chans-3.0.0.6 Building stm-chans-3.0.0.6 Completed splitmix-0.1.0.4 Starting transformers-compat-0.7.1 Building transformers-compat-0.7.1 Completed stm-chans-3.0.0.6 Starting unliftio-core-0.2.0.1 Building unliftio-core-0.2.0.1 Completed unliftio-core-0.2.0.1 Starting zlib-0.6.2.3 Completed transformers-compat-0.7.1 Starting zstd-0.1.3.0 Building zlib-0.6.2.3 Building zstd-0.1.3.0 Completed network-3.1.2.7 Starting hashable-1.4.0.2 Building hashable-1.4.0.2 Completed primitive-0.7.3.0 Starting random-1.2.1 Completed zlib-0.6.2.3 Starting transformers-base-0.4.6 Building random-1.2.1 Building transformers-base-0.4.6 Completed transformers-base-0.4.6 Starting vector-0.12.3.1 Building vector-0.12.3.1 Completed hashable-1.4.0.2 Starting resourcet-1.2.4.3 Building resourcet-1.2.4.3 Completed resourcet-1.2.4.3 Starting monad-control-1.0.3.1 Building monad-control-1.0.3.1 Completed random-1.2.1 Starting unordered-containers-0.2.17.0 Building unordered-containers-0.2.17.0 Completed monad-control-1.0.3.1 Starting scientific-0.3.7.0 Building scientific-0.3.7.0 Completed scientific-0.3.7.0 Starting async-2.2.4 Completed zstd-0.1.3.0 Starting attoparsec-0.14.4 Building async-2.2.4 Building attoparsec-0.14.4 Completed async-2.2.4 Starting unliftio-0.2.21.0 Building unliftio-0.2.21.0 Completed unordered-containers-0.2.17.0 Starting typed-process-0.2.8.0 Building typed-process-0.2.8.0 Completed typed-process-0.2.8.0 Starting streaming-commons-0.2.2.4 Building streaming-commons-0.2.2.4 Completed attoparsec-0.14.4 Completed unliftio-0.2.21.0 Completed streaming-commons-0.2.2.4 Completed vector-0.12.3.1 Starting vector-algorithms-0.8.0.4 Building vector-algorithms-0.8.0.4 Completed vector-algorithms-0.8.0.4 Starting mono-traversable-1.0.15.3 Building mono-traversable-1.0.15.3 Completed mono-traversable-1.0.15.3 Starting conduit-1.3.4.2 Building conduit-1.3.4.2 Completed conduit-1.3.4.2 Starting lzma-conduit-1.2.2 Starting conduit-zstd-0.0.2.0 Starting cereal-conduit-0.8.0 Starting conduit-extra-1.3.5 Building lzma-conduit-1.2.2 Building conduit-zstd-0.0.2.0 Building cereal-conduit-0.8.0 Building conduit-extra-1.3.5 Completed conduit-zstd-0.0.2.0 Starting bzlib-conduit-0.3.0.2 Completed lzma-conduit-1.2.2 Failed to install bzlib-conduit-0.3.0.2 Build log ( /home/builder/.cabal/logs/ghc-8.10.2/bzlib-conduit-0.3.0.2-Dvt0Sfpss5a9sRPUOBHVjG.log ): cabal: Entering directory '/tmp/cabal-tmp-8798/bzlib-conduit-0.3.0.2' Configuring bzlib-conduit-0.3.0.2... cabal: Missing dependency on a foreign library: * Missing (or bad) C library: bz2 This problem can usually be solved by installing the system package that provides this library (you may need the "-dev" version). If the library is already installed but in a non-standard location then you can use the flags --extra-include-dirs= and --extra-lib-dirs= to specify where it is.If the library file does exist, it may contain errors that are caught by the C compiler at the preprocessing stage. In this case you can re-run configure with the verbosity flag -v3 to see the error messages. cabal: Leaving directory '/tmp/cabal-tmp-8798/bzlib-conduit-0.3.0.2' Completed cereal-conduit-0.8.0 Completed conduit-extra-1.3.5 cabal: Error: some packages failed to install: bzlib-conduit-0.3.0.2-Dvt0Sfpss5a9sRPUOBHVjG failed during the configure step. The exception was: ExitFailure 1 conduit-algorithms-0.0.12.0-25Fd2KOFQ9EHLMesOrLnFS depends on conduit-algorithms-0.0.12.0 which failed to install.