[INFO] crate ringbuf 0.2.8 is already in cache
[INFO] documenting ringbuf-0.2.8 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate ringbuf 0.2.8 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate ringbuf 0.2.8 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 crates.io crate ringbuf 0.2.8
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ringbuf 0.2.8
[INFO] tweaked toml for crates.io crate ringbuf 0.2.8 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate crates.io crate ringbuf 0.2.8 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] [stdout] 71c538538d540d5629f22e795777532c3ce4dfea2f704c1ab8e07e39533da058
[INFO] running `Command { std: "docker" "start" "-a" "71c538538d540d5629f22e795777532c3ce4dfea2f704c1ab8e07e39533da058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71c538538d540d5629f22e795777532c3ce4dfea2f704c1ab8e07e39533da058", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71c538538d540d5629f22e795777532c3ce4dfea2f704c1ab8e07e39533da058", kill_on_drop: false }`
[INFO] [stdout] 71c538538d540d5629f22e795777532c3ce4dfea2f704c1ab8e07e39533da058
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] [stdout] f125c933c57e380a4afc8ce0238c4718c0022e45a0c7399709a4da9a3ed1396a
[INFO] running `Command { std: "docker" "start" "-a" "f125c933c57e380a4afc8ce0238c4718c0022e45a0c7399709a4da9a3ed1396a", kill_on_drop: false }`
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]  Documenting ringbuf v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `Command { std: "docker" "inspect" "f125c933c57e380a4afc8ce0238c4718c0022e45a0c7399709a4da9a3ed1396a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f125c933c57e380a4afc8ce0238c4718c0022e45a0c7399709a4da9a3ed1396a", kill_on_drop: false }`
[INFO] [stdout] f125c933c57e380a4afc8ce0238c4718c0022e45a0c7399709a4da9a3ed1396a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 8d95733624b93876023ef15fa3f658cf1e75b61f57501d57b2bbc6b26de87c9d
[INFO] running `Command { std: "docker" "start" "-a" "8d95733624b93876023ef15fa3f658cf1e75b61f57501d57b2bbc6b26de87c9d", kill_on_drop: false }`
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]  Documenting ringbuf v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "8d95733624b93876023ef15fa3f658cf1e75b61f57501d57b2bbc6b26de87c9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d95733624b93876023ef15fa3f658cf1e75b61f57501d57b2bbc6b26de87c9d", kill_on_drop: false }`
[INFO] [stdout] 8d95733624b93876023ef15fa3f658cf1e75b61f57501d57b2bbc6b26de87c9d