[INFO] cloning repository https://github.com/feynmanliang/parallel_pi_mc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/feynmanliang/parallel_pi_mc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffeynmanliang%2Fparallel_pi_mc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffeynmanliang%2Fparallel_pi_mc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 938a7adc7fcef6d45d6b2abc40ff07b9286fc28c
[INFO] checking feynmanliang/parallel_pi_mc against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffeynmanliang%2Fparallel_pi_mc" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/feynmanliang/parallel_pi_mc on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/feynmanliang/parallel_pi_mc
[INFO] finished tweaking git repo https://github.com/feynmanliang/parallel_pi_mc
[INFO] tweaked toml for git repo https://github.com/feynmanliang/parallel_pi_mc written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/feynmanliang/parallel_pi_mc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99a919fd745727173124445a798de3eb23e4280c086b66fd957f87157134e7c8
[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" "99a919fd745727173124445a798de3eb23e4280c086b66fd957f87157134e7c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99a919fd745727173124445a798de3eb23e4280c086b66fd957f87157134e7c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99a919fd745727173124445a798de3eb23e4280c086b66fd957f87157134e7c8", kill_on_drop: false }`
[INFO] [stdout] 99a919fd745727173124445a798de3eb23e4280c086b66fd957f87157134e7c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "RUSTUP_TOOLCHAIN=3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "-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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/tmp/crater-runner-fifo/jobserver-crater-fwd" "/opt/rustwide/cargo-home/bin/cargo" "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] 82345f27b3e8c182db091c1d65fc002f083a6051a8f256b654c106bd2d637ad5
[INFO] running `Command { std: "docker" "start" "-a" "82345f27b3e8c182db091c1d65fc002f083a6051a8f256b654c106bd2d637ad5", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.26
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]     Checking either v1.1.0
[INFO] [stderr]     Checking scopeguard v0.3.2
[INFO] [stderr]     Checking futures v0.1.14
[INFO] [stderr]     Checking num_cpus v1.6.2
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking coco v0.1.1
[INFO] [stderr]     Checking rayon v0.8.2
[INFO] [stderr]     Checking parallel-pi-mc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.32s
[INFO] running `Command { std: "docker" "inspect" "82345f27b3e8c182db091c1d65fc002f083a6051a8f256b654c106bd2d637ad5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82345f27b3e8c182db091c1d65fc002f083a6051a8f256b654c106bd2d637ad5", kill_on_drop: false }`
[INFO] [stdout] 82345f27b3e8c182db091c1d65fc002f083a6051a8f256b654c106bd2d637ad5