[INFO] fetching crate bytecodec 0.4.15...
[INFO] testing bytecodec-0.4.15 against 1.55.0 for beta-1.56-1
[INFO] extracting crate bytecodec 0.4.15 into /workspace/builds/worker-71/source
[INFO] validating manifest of crates.io crate bytecodec 0.4.15 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bytecodec 0.4.15
[INFO] finished tweaking crates.io crate bytecodec 0.4.15
[INFO] tweaked toml for crates.io crate bytecodec 0.4.15 written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2df536301c94bc3215748344027462f553db9a086cb45a60f58953ef3bfa8557
[INFO] running `Command { std: "docker" "start" "-a" "2df536301c94bc3215748344027462f553db9a086cb45a60f58953ef3bfa8557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2df536301c94bc3215748344027462f553db9a086cb45a60f58953ef3bfa8557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2df536301c94bc3215748344027462f553db9a086cb45a60f58953ef3bfa8557", kill_on_drop: false }`
[INFO] [stdout] 2df536301c94bc3215748344027462f553db9a086cb45a60f58953ef3bfa8557
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd7ea5e1decdcb7b2f0429795a84c4ab49754b12e0c3eff495e06eef36acf0d7
[INFO] running `Command { std: "docker" "start" "-a" "dd7ea5e1decdcb7b2f0429795a84c4ab49754b12e0c3eff495e06eef36acf0d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling trackable_derive v1.0.0
[INFO] [stderr]    Compiling trackable v1.2.0
[INFO] [stderr]    Compiling trackable v0.2.24
[INFO] [stderr]    Compiling bytecodec v0.4.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.80s
[INFO] running `Command { std: "docker" "inspect" "dd7ea5e1decdcb7b2f0429795a84c4ab49754b12e0c3eff495e06eef36acf0d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7ea5e1decdcb7b2f0429795a84c4ab49754b12e0c3eff495e06eef36acf0d7", kill_on_drop: false }`
[INFO] [stdout] dd7ea5e1decdcb7b2f0429795a84c4ab49754b12e0c3eff495e06eef36acf0d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba56e6c64dd0e384e67e7417897349f7530c1bddd8aaaa18bd088cbf209bc17f
[INFO] running `Command { std: "docker" "start" "-a" "ba56e6c64dd0e384e67e7417897349f7530c1bddd8aaaa18bd088cbf209bc17f", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytecodec v0.4.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `Command { std: "docker" "inspect" "ba56e6c64dd0e384e67e7417897349f7530c1bddd8aaaa18bd088cbf209bc17f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba56e6c64dd0e384e67e7417897349f7530c1bddd8aaaa18bd088cbf209bc17f", kill_on_drop: false }`
[INFO] [stdout] ba56e6c64dd0e384e67e7417897349f7530c1bddd8aaaa18bd088cbf209bc17f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 352d0b9c34215d2c575c7ca52acd93d9e486f117de9ec09a5b9e9add0e63b9b5
[INFO] running `Command { std: "docker" "start" "-a" "352d0b9c34215d2c575c7ca52acd93d9e486f117de9ec09a5b9e9add0e63b9b5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bytecodec-71fefbf19cb98a14)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test byte_count::test::it_works ... ok
[INFO] [stdout] test bytes::test::bytes_decoder_works ... ok
[INFO] [stdout] test combinator::test::collect_works ... ok
[INFO] [stdout] test combinator::test::and_then_works ... ok
[INFO] [stdout] test bytes::test::utf8_encoder_works ... ok
[INFO] [stdout] test combinator::test::decoder_length_works ... ok
[INFO] [stdout] test combinator::test::collectn_works ... ok
[INFO] [stdout] test combinator::test::decoder_slice_works ... ok
[INFO] [stdout] test combinator::test::encoder_length_works ... ok
[INFO] [stdout] test combinator::test::decoder_max_bytes_works ... ok
[INFO] [stdout] test combinator::test::encoder_max_bytes_works ... ok
[INFO] [stdout] test combinator::test::encoder_slice_works ... ok
[INFO] [stdout] test combinator::test::maybe_eos_works ... ok
[INFO] [stdout] test combinator::test::peekable_works ... ok
[INFO] [stdout] test combinator::test::repeat_works ... ok
[INFO] [stdout] test decode::test::decode_from_bytes_works ... ok
[INFO] [stdout] test encode::test::encode_into_bytes_works ... ok
[INFO] [stdout] test io::test::decode_from_read_buf_works ... ok
[INFO] [stdout] test io::test::encode_to_write_buf_works ... ok
[INFO] [stdout] test io::test::read_from_read_buf_works ... ok
[INFO] [stdout] test fixnum::test::fixnum_works ... ok
[INFO] [stdout] test io::test::write_to_write_buf_works ... ok
[INFO] [stdout] test null::test::null_decoder_works ... ok
[INFO] [stdout] test null::test::null_encoder_works ... ok
[INFO] [stdout] test padding::test::padding_decoder_works ... ok
[INFO] [stdout] test padding::test::padding_encoder_works ... ok
[INFO] [stdout] test slice::tests::owned_slice_works ... ok
[INFO] [stdout] test tuple::test::tuple_decoder_works ... ok
[INFO] [stdout] test tuple::test::tuple_encoder_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bytecodec
[INFO] [stdout] 
[INFO] [stdout] running 86 tests
[INFO] [stdout] test src/encode.rs - encode::EncodeExt::pre_encode (line 356) ... ignored
[INFO] [stdout] test src/macros.rs - bytecodec_try_decode (line 45) ... ignored
[INFO] [stdout] test src/macros.rs - bytecodec_try_encode (line 5) ... ignored
[INFO] [stdout] test src/encode.rs - encode::EncodeExt::try_map_from (line 215) ... FAILED
[INFO] [stdout] test src/fixnum.rs - fixnum::F64beEncoder (line 1525) ... FAILED
[INFO] [stdout] test src/fixnum.rs - fixnum::U24leDecoder (line 438) ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name bytecodec --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytecodec=/opt/rustwide/target/debug/deps/libbytecodec-28bec0f8dd31c691.rlib --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-f387c8e731df044c.rlib --extern trackable=/opt/rustwide/target/debug/deps/libtrackable-4b3e72b21e26ba0f.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "352d0b9c34215d2c575c7ca52acd93d9e486f117de9ec09a5b9e9add0e63b9b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "352d0b9c34215d2c575c7ca52acd93d9e486f117de9ec09a5b9e9add0e63b9b5", kill_on_drop: false }`
[INFO] [stdout] 352d0b9c34215d2c575c7ca52acd93d9e486f117de9ec09a5b9e9add0e63b9b5