[INFO] cloning repository https://github.com/prassee/rust-udemy-assignments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/prassee/rust-udemy-assignments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprassee%2Frust-udemy-assignments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprassee%2Frust-udemy-assignments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6c3409c3882019a1172e4b353ce06c31e9e1f4eb
[INFO] checking prassee/rust-udemy-assignments against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprassee%2Frust-udemy-assignments" "/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/prassee/rust-udemy-assignments on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/prassee/rust-udemy-assignments
[INFO] finished tweaking git repo https://github.com/prassee/rust-udemy-assignments
[INFO] tweaked toml for git repo https://github.com/prassee/rust-udemy-assignments written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/prassee/rust-udemy-assignments already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "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" "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" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6451cfffa36f139112e8ce8db8fd61e160fc4b0ce6f7ebc868b9f05afec4630
[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" "f6451cfffa36f139112e8ce8db8fd61e160fc4b0ce6f7ebc868b9f05afec4630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6451cfffa36f139112e8ce8db8fd61e160fc4b0ce6f7ebc868b9f05afec4630", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6451cfffa36f139112e8ce8db8fd61e160fc4b0ce6f7ebc868b9f05afec4630", kill_on_drop: false }`
[INFO] [stdout] f6451cfffa36f139112e8ce8db8fd61e160fc4b0ce6f7ebc868b9f05afec4630
[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" "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" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 216bcf0fcb3336a4ed6813c5fce97f00cede701a7efa545a428354bd67d9503a
[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" "216bcf0fcb3336a4ed6813c5fce97f00cede701a7efa545a428354bd67d9503a", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_udemy_excer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "216bcf0fcb3336a4ed6813c5fce97f00cede701a7efa545a428354bd67d9503a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "216bcf0fcb3336a4ed6813c5fce97f00cede701a7efa545a428354bd67d9503a", kill_on_drop: false }`
[INFO] [stdout] 216bcf0fcb3336a4ed6813c5fce97f00cede701a7efa545a428354bd67d9503a