[INFO] cloning repository https://github.com/yamakenji/udemy-rust-lesson
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yamakenji/udemy-rust-lesson" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyamakenji%2Fudemy-rust-lesson", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyamakenji%2Fudemy-rust-lesson'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec8d9f2e32ed95a0b812108a0912d196de6fd180
[INFO] documenting yamakenji/udemy-rust-lesson against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyamakenji%2Fudemy-rust-lesson" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yamakenji/udemy-rust-lesson on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yamakenji/udemy-rust-lesson
[INFO] finished tweaking git repo https://github.com/yamakenji/udemy-rust-lesson
[INFO] tweaked toml for git repo https://github.com/yamakenji/udemy-rust-lesson written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/yamakenji/udemy-rust-lesson already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] a1a8f24b2a047fb1fb54f11efd597b4f2cda3b4202953254aef2c303b6b25ab9
[INFO] running `Command { std: "docker" "start" "-a" "a1a8f24b2a047fb1fb54f11efd597b4f2cda3b4202953254aef2c303b6b25ab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1a8f24b2a047fb1fb54f11efd597b4f2cda3b4202953254aef2c303b6b25ab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1a8f24b2a047fb1fb54f11efd597b4f2cda3b4202953254aef2c303b6b25ab9", kill_on_drop: false }`
[INFO] [stdout] a1a8f24b2a047fb1fb54f11efd597b4f2cda3b4202953254aef2c303b6b25ab9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 16a2d94b5f24e84cb29d595c8ea444a129e38e09585eb166255c5bf2ac981665
[INFO] running `Command { std: "docker" "start" "-a" "16a2d94b5f24e84cb29d595c8ea444a129e38e09585eb166255c5bf2ac981665", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting udemy-rust-lesson v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `Command { std: "docker" "inspect" "16a2d94b5f24e84cb29d595c8ea444a129e38e09585eb166255c5bf2ac981665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16a2d94b5f24e84cb29d595c8ea444a129e38e09585eb166255c5bf2ac981665", kill_on_drop: false }`
[INFO] [stdout] 16a2d94b5f24e84cb29d595c8ea444a129e38e09585eb166255c5bf2ac981665