[INFO] cloning repository https://github.com/supercurio/rust-issue-vec-array-iterators-perf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/supercurio/rust-issue-vec-array-iterators-perf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupercurio%2Frust-issue-vec-array-iterators-perf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupercurio%2Frust-issue-vec-array-iterators-perf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 761bdca66da7c71bc9d06609101c3337fc320d84
[INFO] checking supercurio/rust-issue-vec-array-iterators-perf against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsupercurio%2Frust-issue-vec-array-iterators-perf" "/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/supercurio/rust-issue-vec-array-iterators-perf on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/supercurio/rust-issue-vec-array-iterators-perf
[INFO] finished tweaking git repo https://github.com/supercurio/rust-issue-vec-array-iterators-perf
[INFO] tweaked toml for git repo https://github.com/supercurio/rust-issue-vec-array-iterators-perf written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/supercurio/rust-issue-vec-array-iterators-perf already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "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] f3049c01d2b67ee393e7560a7e7c60063c2a546dd64c8fb7fc42f0b4a0988a5c
[INFO] running `Command { std: "docker" "start" "-a" "f3049c01d2b67ee393e7560a7e7c60063c2a546dd64c8fb7fc42f0b4a0988a5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3049c01d2b67ee393e7560a7e7c60063c2a546dd64c8fb7fc42f0b4a0988a5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3049c01d2b67ee393e7560a7e7c60063c2a546dd64c8fb7fc42f0b4a0988a5c", kill_on_drop: false }`
[INFO] [stdout] f3049c01d2b67ee393e7560a7e7c60063c2a546dd64c8fb7fc42f0b4a0988a5c
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6c1219c26df8fa200318c394637285ad2521942604aaf0c3553261db83cf88b
[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" "d6c1219c26df8fa200318c394637285ad2521942604aaf0c3553261db83cf88b", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]     Checking time v0.1.36
[INFO] [stderr]     Checking vec-array-iterators-perf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "d6c1219c26df8fa200318c394637285ad2521942604aaf0c3553261db83cf88b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6c1219c26df8fa200318c394637285ad2521942604aaf0c3553261db83cf88b", kill_on_drop: false }`
[INFO] [stdout] d6c1219c26df8fa200318c394637285ad2521942604aaf0c3553261db83cf88b