[INFO] fetching crate background_worker 0.1.1...
[INFO] documenting background_worker-0.1.1 against try#3c7dddbc0604180131c7b80915fdff01a092c675 for pr-104889
[INFO] extracting crate background_worker 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate background_worker 0.1.1 on toolchain 3c7dddbc0604180131c7b80915fdff01a092c675
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3c7dddbc0604180131c7b80915fdff01a092c675" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate background_worker 0.1.1
[INFO] finished tweaking crates.io crate background_worker 0.1.1
[INFO] tweaked toml for crates.io crate background_worker 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3c7dddbc0604180131c7b80915fdff01a092c675" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3c7dddbc0604180131c7b80915fdff01a092c675" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+3c7dddbc0604180131c7b80915fdff01a092c675" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c50bfd61ac85a9c51511ef08e18c7fa80776feb22ab61ae909b04dfa00c33aa
[INFO] running `Command { std: "docker" "start" "-a" "0c50bfd61ac85a9c51511ef08e18c7fa80776feb22ab61ae909b04dfa00c33aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c50bfd61ac85a9c51511ef08e18c7fa80776feb22ab61ae909b04dfa00c33aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c50bfd61ac85a9c51511ef08e18c7fa80776feb22ab61ae909b04dfa00c33aa", kill_on_drop: false }`
[INFO] [stdout] 0c50bfd61ac85a9c51511ef08e18c7fa80776feb22ab61ae909b04dfa00c33aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+3c7dddbc0604180131c7b80915fdff01a092c675" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c5a1ab603d341298fb7bbdc2b50bdfc89155a207867fa807ab91432e75a93a6
[INFO] running `Command { std: "docker" "start" "-a" "5c5a1ab603d341298fb7bbdc2b50bdfc89155a207867fa807ab91432e75a93a6", kill_on_drop: false }`
[INFO] [stderr]  Documenting background_worker v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unclosed HTML tag `Output`
[INFO] [stdout]   --> src/lib.rs:43:32
[INFO] [stdout]    |
[INFO] [stdout] 43 |     ///     A public VecDequeue<Output> which is wrapped in a Mutex and an Arc
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_html_tags)]` on by default
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]    |
[INFO] [stdout] 43 |     ///     A public `VecDequeue<Output>` which is wrapped in a Mutex and an Arc
[INFO] [stdout]    |                      +                  +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "5c5a1ab603d341298fb7bbdc2b50bdfc89155a207867fa807ab91432e75a93a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c5a1ab603d341298fb7bbdc2b50bdfc89155a207867fa807ab91432e75a93a6", kill_on_drop: false }`
[INFO] [stdout] 5c5a1ab603d341298fb7bbdc2b50bdfc89155a207867fa807ab91432e75a93a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+3c7dddbc0604180131c7b80915fdff01a092c675" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55acc5c58e4b84669aa6c5c3ca35293d7742fedf0b6125007bceb496462f19b0
[INFO] running `Command { std: "docker" "start" "-a" "55acc5c58e4b84669aa6c5c3ca35293d7742fedf0b6125007bceb496462f19b0", kill_on_drop: false }`
[INFO] [stderr]  Documenting background_worker v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "55acc5c58e4b84669aa6c5c3ca35293d7742fedf0b6125007bceb496462f19b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55acc5c58e4b84669aa6c5c3ca35293d7742fedf0b6125007bceb496462f19b0", kill_on_drop: false }`
[INFO] [stdout] 55acc5c58e4b84669aa6c5c3ca35293d7742fedf0b6125007bceb496462f19b0