[INFO] fetching crate os-unfair-lock 0.3.0...
[INFO] documenting os-unfair-lock-0.3.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate os-unfair-lock 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate os-unfair-lock 0.3.0 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 os-unfair-lock 0.3.0
[INFO] finished tweaking crates.io crate os-unfair-lock 0.3.0
[INFO] tweaked toml for crates.io crate os-unfair-lock 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-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" "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] eb1e3fd878eb1b5c62aa35aa66db43a838f8d669d7e26e7515b0afa9a8d76f1d
[INFO] running `Command { std: "docker" "start" "-a" "eb1e3fd878eb1b5c62aa35aa66db43a838f8d669d7e26e7515b0afa9a8d76f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb1e3fd878eb1b5c62aa35aa66db43a838f8d669d7e26e7515b0afa9a8d76f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb1e3fd878eb1b5c62aa35aa66db43a838f8d669d7e26e7515b0afa9a8d76f1d", kill_on_drop: false }`
[INFO] [stdout] eb1e3fd878eb1b5c62aa35aa66db43a838f8d669d7e26e7515b0afa9a8d76f1d
[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" "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] 0c2f04d2ea678da5b65d1e1401b65f610a16a174b1c01ab4536a2c47602d1d71
[INFO] running `Command { std: "docker" "start" "-a" "0c2f04d2ea678da5b65d1e1401b65f610a16a174b1c01ab4536a2c47602d1d71", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting os-unfair-lock v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "0c2f04d2ea678da5b65d1e1401b65f610a16a174b1c01ab4536a2c47602d1d71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c2f04d2ea678da5b65d1e1401b65f610a16a174b1c01ab4536a2c47602d1d71", kill_on_drop: false }`
[INFO] [stdout] 0c2f04d2ea678da5b65d1e1401b65f610a16a174b1c01ab4536a2c47602d1d71
[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=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] 8db113f8e1b93673b04921ef5cab8db3b46b62cf9c6cde963d77ce5882c5d762
[INFO] running `Command { std: "docker" "start" "-a" "8db113f8e1b93673b04921ef5cab8db3b46b62cf9c6cde963d77ce5882c5d762", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting os-unfair-lock v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "8db113f8e1b93673b04921ef5cab8db3b46b62cf9c6cde963d77ce5882c5d762", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8db113f8e1b93673b04921ef5cab8db3b46b62cf9c6cde963d77ce5882c5d762", kill_on_drop: false }`
[INFO] [stdout] 8db113f8e1b93673b04921ef5cab8db3b46b62cf9c6cde963d77ce5882c5d762