[INFO] fetching crate pwrf 0.0.0-none...
[INFO] checking pwrf-0.0.0-none against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] extracting crate pwrf 0.0.0-none into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate pwrf 0.0.0-none on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pwrf 0.0.0-none
[INFO] finished tweaking crates.io crate pwrf 0.0.0-none
[INFO] tweaked toml for crates.io crate pwrf 0.0.0-none written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate pwrf 0.0.0-none already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5263f3938b3251a66a965dd89bbbfd790a42247d888031feefb6e8e90ef7f8f
[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" "c5263f3938b3251a66a965dd89bbbfd790a42247d888031feefb6e8e90ef7f8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5263f3938b3251a66a965dd89bbbfd790a42247d888031feefb6e8e90ef7f8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5263f3938b3251a66a965dd89bbbfd790a42247d888031feefb6e8e90ef7f8f", kill_on_drop: false }`
[INFO] [stdout] c5263f3938b3251a66a965dd89bbbfd790a42247d888031feefb6e8e90ef7f8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "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] 422e10001fb8ad0215113cc832735f93e9e0a85dc8b939af7cc35061245567bd
[INFO] running `Command { std: "docker" "start" "-a" "422e10001fb8ad0215113cc832735f93e9e0a85dc8b939af7cc35061245567bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking pwrf v0.0.0-none (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.79s
[INFO] running `Command { std: "docker" "inspect" "422e10001fb8ad0215113cc832735f93e9e0a85dc8b939af7cc35061245567bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "422e10001fb8ad0215113cc832735f93e9e0a85dc8b939af7cc35061245567bd", kill_on_drop: false }`
[INFO] [stdout] 422e10001fb8ad0215113cc832735f93e9e0a85dc8b939af7cc35061245567bd