[INFO] fetching crate easy-bitfield 0.1.0...
[INFO] checking easy-bitfield-0.1.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate easy-bitfield 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate easy-bitfield 0.1.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate easy-bitfield 0.1.0
[INFO] finished tweaking crates.io crate easy-bitfield 0.1.0
[INFO] tweaked toml for crates.io crate easy-bitfield 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate easy-bitfield 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytemuck v1.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a38473fcae72d89376e379f13b06a6d3c71d54f3eb08c2884027e5c76d3c548e
[INFO] running `Command { std: "docker" "start" "-a" "a38473fcae72d89376e379f13b06a6d3c71d54f3eb08c2884027e5c76d3c548e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a38473fcae72d89376e379f13b06a6d3c71d54f3eb08c2884027e5c76d3c548e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a38473fcae72d89376e379f13b06a6d3c71d54f3eb08c2884027e5c76d3c548e", kill_on_drop: false }`
[INFO] [stdout] a38473fcae72d89376e379f13b06a6d3c71d54f3eb08c2884027e5c76d3c548e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a25e8937948f28f6db8c488ff2f5aea286a8ac3716d7e1123e22b1ef28cd2aaf
[INFO] running `Command { std: "docker" "start" "-a" "a25e8937948f28f6db8c488ff2f5aea286a8ac3716d7e1123e22b1ef28cd2aaf", kill_on_drop: false }`
[INFO] [stderr]     Checking bytemuck v1.16.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking atomic v0.6.0
[INFO] [stderr]     Checking num-bigint v0.4.5
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking easy-bitfield v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "a25e8937948f28f6db8c488ff2f5aea286a8ac3716d7e1123e22b1ef28cd2aaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a25e8937948f28f6db8c488ff2f5aea286a8ac3716d7e1123e22b1ef28cd2aaf", kill_on_drop: false }`
[INFO] [stdout] a25e8937948f28f6db8c488ff2f5aea286a8ac3716d7e1123e22b1ef28cd2aaf