[INFO] cloning repository https://github.com/WofWca/rust-multithread-job
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WofWca/rust-multithread-job" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWofWca%2Frust-multithread-job", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWofWca%2Frust-multithread-job'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 419f802ad2292c85489f216eaa663823cef8a926
[INFO] documenting WofWca/rust-multithread-job 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%2FWofWca%2Frust-multithread-job" "/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/WofWca/rust-multithread-job 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/WofWca/rust-multithread-job
[INFO] finished tweaking git repo https://github.com/WofWca/rust-multithread-job
[INFO] tweaked toml for git repo https://github.com/WofWca/rust-multithread-job written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/WofWca/rust-multithread-job 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-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" "+beta-2022-05-20" "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] 7d92184b5ec52ba6956be7bee1b212cb59598a918ecda92631e3483e2bdacd07
[INFO] running `Command { std: "docker" "start" "-a" "7d92184b5ec52ba6956be7bee1b212cb59598a918ecda92631e3483e2bdacd07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d92184b5ec52ba6956be7bee1b212cb59598a918ecda92631e3483e2bdacd07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d92184b5ec52ba6956be7bee1b212cb59598a918ecda92631e3483e2bdacd07", kill_on_drop: false }`
[INFO] [stdout] 7d92184b5ec52ba6956be7bee1b212cb59598a918ecda92631e3483e2bdacd07
[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" "+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] b1d8eb179a7a7d03c53fe56be296343748119f535169198a5f45149994ab1910
[INFO] running `Command { std: "docker" "start" "-a" "b1d8eb179a7a7d03c53fe56be296343748119f535169198a5f45149994ab1910", kill_on_drop: false }`
[INFO] [stderr]     Checking crossbeam-utils v0.8.7
[INFO] [stderr]  Documenting rust-multithread-job v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "b1d8eb179a7a7d03c53fe56be296343748119f535169198a5f45149994ab1910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1d8eb179a7a7d03c53fe56be296343748119f535169198a5f45149994ab1910", kill_on_drop: false }`
[INFO] [stdout] b1d8eb179a7a7d03c53fe56be296343748119f535169198a5f45149994ab1910
[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" "RUSTFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 2fa56d3b1aea3a9316ea8a91852cb53bf658bae7132b265969690b373556b766
[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" "2fa56d3b1aea3a9316ea8a91852cb53bf658bae7132b265969690b373556b766", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]  Documenting rust-multithread-job v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.14s
[INFO] running `Command { std: "docker" "inspect" "2fa56d3b1aea3a9316ea8a91852cb53bf658bae7132b265969690b373556b766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fa56d3b1aea3a9316ea8a91852cb53bf658bae7132b265969690b373556b766", kill_on_drop: false }`
[INFO] [stdout] 2fa56d3b1aea3a9316ea8a91852cb53bf658bae7132b265969690b373556b766