[INFO] cloning repository https://github.com/TheoHay/reference_counting_benchmark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheoHay/reference_counting_benchmark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheoHay%2Freference_counting_benchmark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheoHay%2Freference_counting_benchmark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b6b1d795950dc789a18ac7248ad81bc5ac4d86a
[INFO] checking TheoHay/reference_counting_benchmark against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheoHay%2Freference_counting_benchmark" "/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/TheoHay/reference_counting_benchmark on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TheoHay/reference_counting_benchmark
[INFO] finished tweaking git repo https://github.com/TheoHay/reference_counting_benchmark
[INFO] tweaked toml for git repo https://github.com/TheoHay/reference_counting_benchmark written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/TheoHay/reference_counting_benchmark already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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" "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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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] e0a57230b64b4307621c605b41d0c81c9dc8b79e16492e1b7c31498c879d180a
[INFO] running `Command { std: "docker" "start" "-a" "e0a57230b64b4307621c605b41d0c81c9dc8b79e16492e1b7c31498c879d180a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0a57230b64b4307621c605b41d0c81c9dc8b79e16492e1b7c31498c879d180a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0a57230b64b4307621c605b41d0c81c9dc8b79e16492e1b7c31498c879d180a", kill_on_drop: false }`
[INFO] [stdout] e0a57230b64b4307621c605b41d0c81c9dc8b79e16492e1b7c31498c879d180a
[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" "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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4029d799a09852fb36cd490145f38962cee589c3471de04a0e003266321d5e04
[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" "4029d799a09852fb36cd490145f38962cee589c3471de04a0e003266321d5e04", kill_on_drop: false }`
[INFO] [stderr]     Checking atomic_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "4029d799a09852fb36cd490145f38962cee589c3471de04a0e003266321d5e04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4029d799a09852fb36cd490145f38962cee589c3471de04a0e003266321d5e04", kill_on_drop: false }`
[INFO] [stdout] 4029d799a09852fb36cd490145f38962cee589c3471de04a0e003266321d5e04