[INFO] cloning repository https://github.com/juhnowski/race-condition
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/juhnowski/race-condition" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuhnowski%2Frace-condition", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuhnowski%2Frace-condition'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 442175fb0c56616a6f861b79364b34662679dfd2
[INFO] checking juhnowski/race-condition against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuhnowski%2Frace-condition" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/juhnowski/race-condition 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 git repo https://github.com/juhnowski/race-condition
[INFO] finished tweaking git repo https://github.com/juhnowski/race-condition
[INFO] tweaked toml for git repo https://github.com/juhnowski/race-condition written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/juhnowski/race-condition 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", 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] 69c15bc46d281e7b320dd155b740b270f5d0c14eb22c8e19a789004b8e0517d0
[INFO] running `Command { std: "docker" "start" "-a" "69c15bc46d281e7b320dd155b740b270f5d0c14eb22c8e19a789004b8e0517d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69c15bc46d281e7b320dd155b740b270f5d0c14eb22c8e19a789004b8e0517d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69c15bc46d281e7b320dd155b740b270f5d0c14eb22c8e19a789004b8e0517d0", kill_on_drop: false }`
[INFO] [stdout] 69c15bc46d281e7b320dd155b740b270f5d0c14eb22c8e19a789004b8e0517d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3a5f0683fe9d2139b76a77488a69c6f0c453faf8e589cdb8dad44e12e310176
[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" "f3a5f0683fe9d2139b76a77488a69c6f0c453faf8e589cdb8dad44e12e310176", kill_on_drop: false }`
[INFO] [stderr]     Checking race-conditions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "f3a5f0683fe9d2139b76a77488a69c6f0c453faf8e589cdb8dad44e12e310176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3a5f0683fe9d2139b76a77488a69c6f0c453faf8e589cdb8dad44e12e310176", kill_on_drop: false }`
[INFO] [stdout] f3a5f0683fe9d2139b76a77488a69c6f0c453faf8e589cdb8dad44e12e310176