[INFO] fetching crate bytes-core 0.0.0...
[INFO] testing bytes-core-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate bytes-core 0.0.0 into /workspace/builds/worker-84/source
[INFO] validating manifest of crates.io crate bytes-core 0.0.0 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 bytes-core 0.0.0
[INFO] finished tweaking crates.io crate bytes-core 0.0.0
[INFO] tweaked toml for crates.io crate bytes-core 0.0.0 written to /workspace/builds/worker-84/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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] befa9de1530dc888294793d5c8e728ccb53b01050bcee018a375a332d6829aca
[INFO] running `Command { std: "docker" "start" "-a" "befa9de1530dc888294793d5c8e728ccb53b01050bcee018a375a332d6829aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "befa9de1530dc888294793d5c8e728ccb53b01050bcee018a375a332d6829aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "befa9de1530dc888294793d5c8e728ccb53b01050bcee018a375a332d6829aca", kill_on_drop: false }`
[INFO] [stdout] befa9de1530dc888294793d5c8e728ccb53b01050bcee018a375a332d6829aca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] 80e7c7dee85448863bdb20b71b3017d7219565427b352722705f4b716a495dae
[INFO] running `Command { std: "docker" "start" "-a" "80e7c7dee85448863bdb20b71b3017d7219565427b352722705f4b716a495dae", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes-core v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "80e7c7dee85448863bdb20b71b3017d7219565427b352722705f4b716a495dae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80e7c7dee85448863bdb20b71b3017d7219565427b352722705f4b716a495dae", kill_on_drop: false }`
[INFO] [stdout] 80e7c7dee85448863bdb20b71b3017d7219565427b352722705f4b716a495dae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] a67ec00972121ebbb801b181203a5e0f29b08d0cddff8e79bdc77af580fb9d16
[INFO] running `Command { std: "docker" "start" "-a" "a67ec00972121ebbb801b181203a5e0f29b08d0cddff8e79bdc77af580fb9d16", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes-core v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "a67ec00972121ebbb801b181203a5e0f29b08d0cddff8e79bdc77af580fb9d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a67ec00972121ebbb801b181203a5e0f29b08d0cddff8e79bdc77af580fb9d16", kill_on_drop: false }`
[INFO] [stdout] a67ec00972121ebbb801b181203a5e0f29b08d0cddff8e79bdc77af580fb9d16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] 6d9f1f36e7d06e0d78257042badee4f1074c63e269d0689339821e65ab18dcd3
[INFO] running `Command { std: "docker" "start" "-a" "6d9f1f36e7d06e0d78257042badee4f1074c63e269d0689339821e65ab18dcd3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bytes_core-66cb134cfb591855)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bytes-core
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6d9f1f36e7d06e0d78257042badee4f1074c63e269d0689339821e65ab18dcd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d9f1f36e7d06e0d78257042badee4f1074c63e269d0689339821e65ab18dcd3", kill_on_drop: false }`
[INFO] [stdout] 6d9f1f36e7d06e0d78257042badee4f1074c63e269d0689339821e65ab18dcd3