[INFO] fetching crate dot-generator 0.2.0...
[INFO] documenting dot-generator-0.2.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate dot-generator 0.2.0 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate dot-generator 0.2.0 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 dot-generator 0.2.0
[INFO] finished tweaking crates.io crate dot-generator 0.2.0
[INFO] tweaked toml for crates.io crate dot-generator 0.2.0 written to /workspace/builds/worker-37/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] 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dot-structures v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] f2fc02ca8bf4b26918ac0d3977983f77710e1a094edd3def2ba3875212e57078
[INFO] running `Command { std: "docker" "start" "-a" "f2fc02ca8bf4b26918ac0d3977983f77710e1a094edd3def2ba3875212e57078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2fc02ca8bf4b26918ac0d3977983f77710e1a094edd3def2ba3875212e57078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2fc02ca8bf4b26918ac0d3977983f77710e1a094edd3def2ba3875212e57078", kill_on_drop: false }`
[INFO] [stdout] f2fc02ca8bf4b26918ac0d3977983f77710e1a094edd3def2ba3875212e57078
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 10ac4540e196ad9aaf5c0fce07c6607ed96c98ad9b3fdcdd606f968be87f9f1d
[INFO] running `Command { std: "docker" "start" "-a" "10ac4540e196ad9aaf5c0fce07c6607ed96c98ad9b3fdcdd606f968be87f9f1d", kill_on_drop: false }`
[INFO] [stderr]     Checking dot-structures v0.1.0
[INFO] [stderr]  Documenting dot-generator v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/lib.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |   /// ```rust
[INFO] [stdout]    |  _____^
[INFO] [stdout] 75 | | ///     fn id_test() {
[INFO] [stdout] 76 | | ///         use dot_generator::*;
[INFO] [stdout] 77 | | ///         use dot_structures::*;
[INFO] [stdout] ...  |
[INFO] [stdout] 83 | | ///     }
[INFO] [stdout] 84 | | /// ```
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout]    = note: error from rustc: unknown start of token: \
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "10ac4540e196ad9aaf5c0fce07c6607ed96c98ad9b3fdcdd606f968be87f9f1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10ac4540e196ad9aaf5c0fce07c6607ed96c98ad9b3fdcdd606f968be87f9f1d", kill_on_drop: false }`
[INFO] [stdout] 10ac4540e196ad9aaf5c0fce07c6607ed96c98ad9b3fdcdd606f968be87f9f1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 30c60d14895b68b77df78ff0bcaa2b28089e6ccfb00ffb82e873368e00ef44cd
[INFO] running `Command { std: "docker" "start" "-a" "30c60d14895b68b77df78ff0bcaa2b28089e6ccfb00ffb82e873368e00ef44cd", kill_on_drop: false }`
[INFO] [stderr]     Checking dot-structures v0.1.0
[INFO] [stderr]  Documenting dot-generator v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]   --> src/lib.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |   /// ```rust
[INFO] [stdout]    |  _____^
[INFO] [stdout] 75 | | ///     fn id_test() {
[INFO] [stdout] 76 | | ///         use dot_generator::*;
[INFO] [stdout] 77 | | ///         use dot_structures::*;
[INFO] [stdout] ...  |
[INFO] [stdout] 83 | | ///     }
[INFO] [stdout] 84 | | /// ```
[INFO] [stdout]    | |_______^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout]    = note: error from rustc: unknown start of token: \
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "30c60d14895b68b77df78ff0bcaa2b28089e6ccfb00ffb82e873368e00ef44cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30c60d14895b68b77df78ff0bcaa2b28089e6ccfb00ffb82e873368e00ef44cd", kill_on_drop: false }`
[INFO] [stdout] 30c60d14895b68b77df78ff0bcaa2b28089e6ccfb00ffb82e873368e00ef44cd