[INFO] fetching crate foco 0.1.4...
[INFO] documenting foco-0.1.4 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate foco 0.1.4 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate foco 0.1.4 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 foco 0.1.4
[INFO] finished tweaking crates.io crate foco 0.1.4
[INFO] tweaked toml for crates.io crate foco 0.1.4 written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] crate crates.io crate foco 0.1.4 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]  Downloading crates ...
[INFO] [stderr]   Downloaded array-macro v1.0.5
[INFO] [stderr]   Downloaded generic-array v0.14.2
[INFO] [stderr]   Downloaded spms_ring v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] c0471eb602d710b636d92b6a61b5c52deab26c1599888cb32ea127b1bcadd500
[INFO] running `Command { std: "docker" "start" "-a" "c0471eb602d710b636d92b6a61b5c52deab26c1599888cb32ea127b1bcadd500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c0471eb602d710b636d92b6a61b5c52deab26c1599888cb32ea127b1bcadd500", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0471eb602d710b636d92b6a61b5c52deab26c1599888cb32ea127b1bcadd500", kill_on_drop: false }`
[INFO] [stdout] c0471eb602d710b636d92b6a61b5c52deab26c1599888cb32ea127b1bcadd500
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] c756e0efcf491fa49f5610f895d2eede78793910bdc92c2488691687831f82f0
[INFO] running `Command { std: "docker" "start" "-a" "c756e0efcf491fa49f5610f895d2eede78793910bdc92c2488691687831f82f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]     Checking spms_ring v0.1.4
[INFO] [stderr]  Documenting foco v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.13s
[INFO] running `Command { std: "docker" "inspect" "c756e0efcf491fa49f5610f895d2eede78793910bdc92c2488691687831f82f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c756e0efcf491fa49f5610f895d2eede78793910bdc92c2488691687831f82f0", kill_on_drop: false }`
[INFO] [stdout] c756e0efcf491fa49f5610f895d2eede78793910bdc92c2488691687831f82f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] 44c48401705d4404b5b37c08ff2173b346b94773a591aad4147020d629134483
[INFO] running `Command { std: "docker" "start" "-a" "44c48401705d4404b5b37c08ff2173b346b94773a591aad4147020d629134483", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]     Checking spms_ring v0.1.4
[INFO] [stderr]  Documenting foco v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "44c48401705d4404b5b37c08ff2173b346b94773a591aad4147020d629134483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44c48401705d4404b5b37c08ff2173b346b94773a591aad4147020d629134483", kill_on_drop: false }`
[INFO] [stdout] 44c48401705d4404b5b37c08ff2173b346b94773a591aad4147020d629134483