[INFO] cloning repository https://github.com/Blake-Haydon/ackermann_function
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Blake-Haydon/ackermann_function" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlake-Haydon%2Fackermann_function", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlake-Haydon%2Fackermann_function'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b79c76cc8fc6d5ae7dd419cbbddf13f8f54a8f1
[INFO] documenting Blake-Haydon/ackermann_function against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBlake-Haydon%2Fackermann_function" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Blake-Haydon/ackermann_function on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Blake-Haydon/ackermann_function
[INFO] finished tweaking git repo https://github.com/Blake-Haydon/ackermann_function
[INFO] tweaked toml for git repo https://github.com/Blake-Haydon/ackermann_function written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Blake-Haydon/ackermann_function already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb2251fbfa84b11717b32bfc15666521d91fefa0b06e39bbd10b105a6d80e981
[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" "fb2251fbfa84b11717b32bfc15666521d91fefa0b06e39bbd10b105a6d80e981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb2251fbfa84b11717b32bfc15666521d91fefa0b06e39bbd10b105a6d80e981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb2251fbfa84b11717b32bfc15666521d91fefa0b06e39bbd10b105a6d80e981", kill_on_drop: false }`
[INFO] [stdout] fb2251fbfa84b11717b32bfc15666521d91fefa0b06e39bbd10b105a6d80e981
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2022-05-20" "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] d68b52e8690e070893057654eeebf8251231ba7bb6ed967316243b7edfda833d
[INFO] running `Command { std: "docker" "start" "-a" "d68b52e8690e070893057654eeebf8251231ba7bb6ed967316243b7edfda833d", kill_on_drop: false }`
[INFO] [stderr]  Documenting ackermann_function v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "d68b52e8690e070893057654eeebf8251231ba7bb6ed967316243b7edfda833d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d68b52e8690e070893057654eeebf8251231ba7bb6ed967316243b7edfda833d", kill_on_drop: false }`
[INFO] [stdout] d68b52e8690e070893057654eeebf8251231ba7bb6ed967316243b7edfda833d