[INFO] fetching crate bootimage 0.10.1...
[INFO] checking bootimage-0.10.1 against beta for pr-78714
[INFO] extracting crate bootimage 0.10.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate bootimage 0.10.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bootimage 0.10.1
[INFO] finished tweaking crates.io crate bootimage 0.10.1
[INFO] tweaked toml for crates.io crate bootimage 0.10.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate bootimage 0.10.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b212a4f0ed9a04f8ab41d483778b1d3bfeee0d371f7f3d709a558fd0236aeca
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3b212a4f0ed9a04f8ab41d483778b1d3bfeee0d371f7f3d709a558fd0236aeca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b212a4f0ed9a04f8ab41d483778b1d3bfeee0d371f7f3d709a558fd0236aeca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b212a4f0ed9a04f8ab41d483778b1d3bfeee0d371f7f3d709a558fd0236aeca", kill_on_drop: false }`
[INFO] [stdout] 3b212a4f0ed9a04f8ab41d483778b1d3bfeee0d371f7f3d709a558fd0236aeca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5ac961528832d47841b16e986df04e5ae371c05a0bfee1c6fe994d36324832f7
[INFO] running `Command { std: "docker" "start" "-a" "5ac961528832d47841b16e986df04e5ae371c05a0bfee1c6fe994d36324832f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]     Checking llvm-tools v0.1.1
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.16
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking thiserror v1.0.16
[INFO] [stderr]     Checking locate-cargo-manifest v0.2.0
[INFO] [stderr]     Checking cargo_metadata v0.9.1
[INFO] [stderr]     Checking bootimage v0.10.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.64s
[INFO] running `Command { std: "docker" "inspect" "5ac961528832d47841b16e986df04e5ae371c05a0bfee1c6fe994d36324832f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ac961528832d47841b16e986df04e5ae371c05a0bfee1c6fe994d36324832f7", kill_on_drop: false }`
[INFO] [stdout] 5ac961528832d47841b16e986df04e5ae371c05a0bfee1c6fe994d36324832f7