[INFO] fetching crate cpubars 0.5.0...
[INFO] checking cpubars-0.5.0 against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] extracting crate cpubars 0.5.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate cpubars 0.5.0 on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cpubars 0.5.0
[INFO] finished tweaking crates.io crate cpubars 0.5.0
[INFO] tweaked toml for crates.io crate cpubars 0.5.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate cpubars 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 904b1f8e42dc5dcfb44fbd7716095e2eb018419c7e73a70f63041007a74d3191
[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" "904b1f8e42dc5dcfb44fbd7716095e2eb018419c7e73a70f63041007a74d3191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "904b1f8e42dc5dcfb44fbd7716095e2eb018419c7e73a70f63041007a74d3191", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "904b1f8e42dc5dcfb44fbd7716095e2eb018419c7e73a70f63041007a74d3191", kill_on_drop: false }`
[INFO] [stdout] 904b1f8e42dc5dcfb44fbd7716095e2eb018419c7e73a70f63041007a74d3191
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6a710f77aae784cb294b34a0aa1068ddf287855a553fb5e40daa8b36f848294
[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" "a6a710f77aae784cb294b34a0aa1068ddf287855a553fb5e40daa8b36f848294", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling anyhow v1.0.27
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]     Checking unescape v0.1.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling snafu-derive v0.6.3
[INFO] [stderr]    Compiling derive_more v0.99.3
[INFO] [stderr]     Checking snafu v0.6.3
[INFO] [stderr]     Checking psutil v3.0.1
[INFO] [stderr]     Checking cpubars v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.77s
[INFO] running `Command { std: "docker" "inspect" "a6a710f77aae784cb294b34a0aa1068ddf287855a553fb5e40daa8b36f848294", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6a710f77aae784cb294b34a0aa1068ddf287855a553fb5e40daa8b36f848294", kill_on_drop: false }`
[INFO] [stdout] a6a710f77aae784cb294b34a0aa1068ddf287855a553fb5e40daa8b36f848294