[INFO] cloning repository https://github.com/adithyabsk/rustbyexample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adithyabsk/rustbyexample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadithyabsk%2Frustbyexample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadithyabsk%2Frustbyexample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e024e9f13de00487bcbf7d2bfce77adce76d4cea
[INFO] checking adithyabsk/rustbyexample against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadithyabsk%2Frustbyexample" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adithyabsk/rustbyexample on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adithyabsk/rustbyexample
[INFO] finished tweaking git repo https://github.com/adithyabsk/rustbyexample
[INFO] tweaked toml for git repo https://github.com/adithyabsk/rustbyexample written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/adithyabsk/rustbyexample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00d428364c774fe255e2aed7fdcfd15361edcb3e076b12bda086d17c4839907f
[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" "00d428364c774fe255e2aed7fdcfd15361edcb3e076b12bda086d17c4839907f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00d428364c774fe255e2aed7fdcfd15361edcb3e076b12bda086d17c4839907f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00d428364c774fe255e2aed7fdcfd15361edcb3e076b12bda086d17c4839907f", kill_on_drop: false }`
[INFO] [stdout] 00d428364c774fe255e2aed7fdcfd15361edcb3e076b12bda086d17c4839907f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 148fcc3ea4e059ddb3388eb747fddbf50aa8e76b757c5cf13a2a9666a43b9f56
[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" "148fcc3ea4e059ddb3388eb747fddbf50aa8e76b757c5cf13a2a9666a43b9f56", kill_on_drop: false }`
[INFO] [stderr]     Checking rustbyexample v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "148fcc3ea4e059ddb3388eb747fddbf50aa8e76b757c5cf13a2a9666a43b9f56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "148fcc3ea4e059ddb3388eb747fddbf50aa8e76b757c5cf13a2a9666a43b9f56", kill_on_drop: false }`
[INFO] [stdout] 148fcc3ea4e059ddb3388eb747fddbf50aa8e76b757c5cf13a2a9666a43b9f56