[INFO] fetching crate bytestream 0.4.1...
[INFO] testing bytestream-0.4.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate bytestream 0.4.1 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate bytestream 0.4.1 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 bytestream 0.4.1
[INFO] finished tweaking crates.io crate bytestream 0.4.1
[INFO] tweaked toml for crates.io crate bytestream 0.4.1 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate crates.io crate bytestream 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] afd58df7baee9cfe2c9db99c3024926f43632a4ace79d8bd6e43813424becae0
[INFO] running `Command { std: "docker" "start" "-a" "afd58df7baee9cfe2c9db99c3024926f43632a4ace79d8bd6e43813424becae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afd58df7baee9cfe2c9db99c3024926f43632a4ace79d8bd6e43813424becae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afd58df7baee9cfe2c9db99c3024926f43632a4ace79d8bd6e43813424becae0", kill_on_drop: false }`
[INFO] [stdout] afd58df7baee9cfe2c9db99c3024926f43632a4ace79d8bd6e43813424becae0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] 14bd624ebb8d411d75099c9e41b578a676536205bda2b9518a1386440562ccfc
[INFO] running `Command { std: "docker" "start" "-a" "14bd624ebb8d411d75099c9e41b578a676536205bda2b9518a1386440562ccfc", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling bytestream v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "14bd624ebb8d411d75099c9e41b578a676536205bda2b9518a1386440562ccfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14bd624ebb8d411d75099c9e41b578a676536205bda2b9518a1386440562ccfc", kill_on_drop: false }`
[INFO] [stdout] 14bd624ebb8d411d75099c9e41b578a676536205bda2b9518a1386440562ccfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] e0a2b695c35d3f8fad5f0d55dc84603c8c0072e03f9f26e7963a178ac04e0eb2
[INFO] running `Command { std: "docker" "start" "-a" "e0a2b695c35d3f8fad5f0d55dc84603c8c0072e03f9f26e7963a178ac04e0eb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling test-case v1.1.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling bytestream v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.28s
[INFO] running `Command { std: "docker" "inspect" "e0a2b695c35d3f8fad5f0d55dc84603c8c0072e03f9f26e7963a178ac04e0eb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0a2b695c35d3f8fad5f0d55dc84603c8c0072e03f9f26e7963a178ac04e0eb2", kill_on_drop: false }`
[INFO] [stdout] e0a2b695c35d3f8fad5f0d55dc84603c8c0072e03f9f26e7963a178ac04e0eb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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] ec357239d7eb6f7e1dc2eaa425b28f344012309333866888f2f4ff3b365dba56
[INFO] running `Command { std: "docker" "start" "-a" "ec357239d7eb6f7e1dc2eaa425b28f344012309333866888f2f4ff3b365dba56", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bytestream-484e06d5862f22dd)
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test byteorder::tests::std_types::boolean::false_big_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::boolean::false_little_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::boolean::true_big_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::max_value::i16_big_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::boolean::true_little_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::max_value::i16_little_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::max_value::i32_big_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::max_value::i32_little_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::max_value::i64_big_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::max_value::i64_little_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::max_value::i8_big_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::max_value::i8_little_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::max_value::u16_big_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::max_value::u16_little_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::max_value::u32_big_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::max_value::u32_little_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::max_value::u64_big_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::max_value::u8_big_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::max_value::u64_little_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::max_value::u8_little_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::min_value::i16_big_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::min_value::i16_little_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::min_value::i32_big_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::min_value::i32_little_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::min_value::i64_big_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::min_value::i64_little_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::min_value::i8_big_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::min_value::i8_little_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::min_value::u16_big_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::min_value::u16_little_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::min_value::u32_big_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::min_value::u32_little_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::min_value::u64_big_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::min_value::u64_little_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::min_value::u8_big_endian ... ok
[INFO] [stdout] test byteorder::tests::std_types::min_value::u8_little_endian ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bytestream
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - StreamReader (line 119) ... ok
[INFO] [stdout] test src/lib.rs - StreamWriter (line 147) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ec357239d7eb6f7e1dc2eaa425b28f344012309333866888f2f4ff3b365dba56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec357239d7eb6f7e1dc2eaa425b28f344012309333866888f2f4ff3b365dba56", kill_on_drop: false }`
[INFO] [stdout] ec357239d7eb6f7e1dc2eaa425b28f344012309333866888f2f4ff3b365dba56