[INFO] cloning repository https://github.com/gattlin1/Rust-Queue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gattlin1/Rust-Queue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgattlin1%2FRust-Queue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgattlin1%2FRust-Queue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d76362fe311069ef1dc7d6162279cefbaeb269f5
[INFO] checking gattlin1/Rust-Queue against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgattlin1%2FRust-Queue" "/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/gattlin1/Rust-Queue on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gattlin1/Rust-Queue
[INFO] finished tweaking git repo https://github.com/gattlin1/Rust-Queue
[INFO] tweaked toml for git repo https://github.com/gattlin1/Rust-Queue written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/gattlin1/Rust-Queue already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "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] 5f4c2a0b27c7fc034eb1d97093639f141841d101e420367bdd88210dd457e5f8
[INFO] running `Command { std: "docker" "start" "-a" "5f4c2a0b27c7fc034eb1d97093639f141841d101e420367bdd88210dd457e5f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f4c2a0b27c7fc034eb1d97093639f141841d101e420367bdd88210dd457e5f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f4c2a0b27c7fc034eb1d97093639f141841d101e420367bdd88210dd457e5f8", kill_on_drop: false }`
[INFO] [stdout] 5f4c2a0b27c7fc034eb1d97093639f141841d101e420367bdd88210dd457e5f8
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "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] 8b5453da3b65e0c103830aed0ef6ce5a9d9f1594ad14207de265e5c7eba8158a
[INFO] running `Command { std: "docker" "start" "-a" "8b5453da3b65e0c103830aed0ef6ce5a9d9f1594ad14207de265e5c7eba8158a", kill_on_drop: false }`
[INFO] [stderr]     Checking queue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "8b5453da3b65e0c103830aed0ef6ce5a9d9f1594ad14207de265e5c7eba8158a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b5453da3b65e0c103830aed0ef6ce5a9d9f1594ad14207de265e5c7eba8158a", kill_on_drop: false }`
[INFO] [stdout] 8b5453da3b65e0c103830aed0ef6ce5a9d9f1594ad14207de265e5c7eba8158a