[INFO] fetching crate suiron-rust 0.1.0...
[INFO] documenting suiron-rust-0.1.0 against master#8afe9ff1caa97654c31fb8c259dac9fdf67d6302 for pr-151918-2
[INFO] extracting crate suiron-rust 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate suiron-rust 0.1.0
[INFO] finished tweaking crates.io crate suiron-rust 0.1.0
[INFO] tweaked toml for crates.io crate suiron-rust 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate suiron-rust 0.1.0 on toolchain 8afe9ff1caa97654c31fb8c259dac9fdf67d6302
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8afe9ff1caa97654c31fb8c259dac9fdf67d6302" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate suiron-rust 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8afe9ff1caa97654c31fb8c259dac9fdf67d6302" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serial_test v0.4.0
[INFO] [stderr]   Downloaded serial_test_derive v0.4.0
[INFO] [stderr]   Downloaded thread_timer v0.3.0
[INFO] [stderr]   Downloaded quote v1.0.23
[INFO] [stderr]   Downloaded parking_lot v0.10.2
[INFO] [stderr]   Downloaded plotters-svg v0.3.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.51
[INFO] [stderr]   Downloaded oorandom v11.1.3
[INFO] [stderr]   Downloaded num_cpus v1.15.0
[INFO] [stderr]   Downloaded plotters-backend v0.3.4
[INFO] [stderr]   Downloaded once_cell v1.17.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.14
[INFO] [stderr]   Downloaded half v1.8.2
[INFO] [stderr]   Downloaded bumpalo v3.12.1
[INFO] [stderr]   Downloaded serde_derive v1.0.156
[INFO] [stderr]   Downloaded walkdir v2.3.3
[INFO] [stderr]   Downloaded syn v1.0.107
[INFO] [stderr]   Downloaded parking_lot_core v0.7.3
[INFO] [stderr]   Downloaded plotters v0.3.4
[INFO] [stderr]   Downloaded serde_json v1.0.96
[INFO] [stderr]   Downloaded either v1.8.1
[INFO] [stderr]   Downloaded hermit-abi v0.2.6
[INFO] [stderr]   Downloaded regex v1.8.1
[INFO] [stderr]   Downloaded unicode-ident v1.0.6
[INFO] [stderr]   Downloaded regex-syntax v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+8afe9ff1caa97654c31fb8c259dac9fdf67d6302" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a78c8a1a09750babe3e0fa4c9c607a26b3919ee86148f1c44dd9734dabb6103
[INFO] running `Command { std: "docker" "start" "-a" "5a78c8a1a09750babe3e0fa4c9c607a26b3919ee86148f1c44dd9734dabb6103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a78c8a1a09750babe3e0fa4c9c607a26b3919ee86148f1c44dd9734dabb6103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a78c8a1a09750babe3e0fa4c9c607a26b3919ee86148f1c44dd9734dabb6103", kill_on_drop: false }`
[INFO] [stdout] 5a78c8a1a09750babe3e0fa4c9c607a26b3919ee86148f1c44dd9734dabb6103
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+8afe9ff1caa97654c31fb8c259dac9fdf67d6302" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 458277fcdfbc87274a786a3de41a5602d2029480e7ca503ab652880c67cea472
[INFO] running `Command { std: "docker" "start" "-a" "458277fcdfbc87274a786a3de41a5602d2029480e7ca503ab652880c67cea472", kill_on_drop: false }`
[INFO] [stderr]    Compiling suiron-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking thread_timer v0.3.0
[INFO] [stderr]  Documenting suiron-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unopened HTML tag `pred`
[INFO] [stdout]   --> src/s_linked_list.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | /// </pred>
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_html_tags)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `pre`
[INFO] [stdout]   --> src/s_linked_list.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | /// <pre>
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]    --> src/rule_reader.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 138 | /// https://doc.rust-lang.org/rust-by-example/std_misc/file/read_lines.html
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout]     = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout] help: use an automatic link instead
[INFO] [stdout]     |
[INFO] [stdout] 138 | /// <https://doc.rust-lang.org/rust-by-example/std_misc/file/read_lines.html>
[INFO] [stdout]     |     +                                                                       +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 2.66s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/suiron/index.html and 1 other file
[INFO] running `Command { std: "docker" "inspect" "458277fcdfbc87274a786a3de41a5602d2029480e7ca503ab652880c67cea472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "458277fcdfbc87274a786a3de41a5602d2029480e7ca503ab652880c67cea472", kill_on_drop: false }`
[INFO] [stdout] 458277fcdfbc87274a786a3de41a5602d2029480e7ca503ab652880c67cea472
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+8afe9ff1caa97654c31fb8c259dac9fdf67d6302" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b54107f356906cc379d221ddf167fb9d83390ff84ff4a4af0a1d2e9c6eb75dbf
[INFO] running `Command { std: "docker" "start" "-a" "b54107f356906cc379d221ddf167fb9d83390ff84ff4a4af0a1d2e9c6eb75dbf", kill_on_drop: false }`
[INFO] [stderr]  Documenting suiron-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unopened HTML tag `pred`
[INFO] [stdout]   --> src/s_linked_list.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 | /// </pred>
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_html_tags)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `pre`
[INFO] [stdout]   --> src/s_linked_list.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | /// <pre>
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 0.80s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/suiron/index.html
[INFO] running `Command { std: "docker" "inspect" "b54107f356906cc379d221ddf167fb9d83390ff84ff4a4af0a1d2e9c6eb75dbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b54107f356906cc379d221ddf167fb9d83390ff84ff4a4af0a1d2e9c6eb75dbf", kill_on_drop: false }`
[INFO] [stdout] b54107f356906cc379d221ddf167fb9d83390ff84ff4a4af0a1d2e9c6eb75dbf