[INFO] cloning repository https://github.com/Noskcaj19/langtons_ant
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Noskcaj19/langtons_ant" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNoskcaj19%2Flangtons_ant", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNoskcaj19%2Flangtons_ant'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c00eea0e9258eccea20e83680136f8586b881337
[INFO] checking Noskcaj19/langtons_ant against try#5fdfba63a96c5e8ae0ebf6b8b66853110277087d for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNoskcaj19%2Flangtons_ant" "/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/Noskcaj19/langtons_ant on toolchain 5fdfba63a96c5e8ae0ebf6b8b66853110277087d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Noskcaj19/langtons_ant
[INFO] finished tweaking git repo https://github.com/Noskcaj19/langtons_ant
[INFO] tweaked toml for git repo https://github.com/Noskcaj19/langtons_ant written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Noskcaj19/langtons_ant already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-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" "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" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b06c268ff9aaa74f836ab1385847e92ed23c92e118f3559d696e66d8fa12e46
[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" "7b06c268ff9aaa74f836ab1385847e92ed23c92e118f3559d696e66d8fa12e46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b06c268ff9aaa74f836ab1385847e92ed23c92e118f3559d696e66d8fa12e46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b06c268ff9aaa74f836ab1385847e92ed23c92e118f3559d696e66d8fa12e46", kill_on_drop: false }`
[INFO] [stdout] 7b06c268ff9aaa74f836ab1385847e92ed23c92e118f3559d696e66d8fa12e46
[INFO] running `Command { std: "docker" "create" "-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" "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" "+5fdfba63a96c5e8ae0ebf6b8b66853110277087d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca30ce1aacd0aafa9550bc0ab05b4af62dde2a73bccfbd5f173635400445ca4a
[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" "ca30ce1aacd0aafa9550bc0ab05b4af62dde2a73bccfbd5f173635400445ca4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking libc v0.2.31
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]    Compiling ncurses v5.86.0
[INFO] [stderr]     Checking pancurses v0.11.0
[INFO] [stderr]     Checking langton_ant v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.01s
[INFO] running `Command { std: "docker" "inspect" "ca30ce1aacd0aafa9550bc0ab05b4af62dde2a73bccfbd5f173635400445ca4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca30ce1aacd0aafa9550bc0ab05b4af62dde2a73bccfbd5f173635400445ca4a", kill_on_drop: false }`
[INFO] [stdout] ca30ce1aacd0aafa9550bc0ab05b4af62dde2a73bccfbd5f173635400445ca4a