[INFO] fetching crate nfa_regex 1.0.1...
[INFO] documenting nfa_regex-1.0.1 against master#ef324565d071c6d7e2477a195648549e33d6a465 for pr-121659-bump-pulldown-cmark
[INFO] extracting crate nfa_regex 1.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate nfa_regex 1.0.1 on toolchain ef324565d071c6d7e2477a195648549e33d6a465
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ef324565d071c6d7e2477a195648549e33d6a465" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nfa_regex 1.0.1
[INFO] finished tweaking crates.io crate nfa_regex 1.0.1
[INFO] tweaked toml for crates.io crate nfa_regex 1.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ef324565d071c6d7e2477a195648549e33d6a465" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ef324565d071c6d7e2477a195648549e33d6a465" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ef324565d071c6d7e2477a195648549e33d6a465" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3309fa76ecbf11e82bf21cd2efba645134b63dd5594f77724664cd8829d4898e
[INFO] running `Command { std: "docker" "start" "-a" "3309fa76ecbf11e82bf21cd2efba645134b63dd5594f77724664cd8829d4898e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3309fa76ecbf11e82bf21cd2efba645134b63dd5594f77724664cd8829d4898e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3309fa76ecbf11e82bf21cd2efba645134b63dd5594f77724664cd8829d4898e", kill_on_drop: false }`
[INFO] [stdout] 3309fa76ecbf11e82bf21cd2efba645134b63dd5594f77724664cd8829d4898e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ef324565d071c6d7e2477a195648549e33d6a465" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ede8b7fe582728f32148d2ad26796a1bd2598e762633ce7ec96c108a59d6f017
[INFO] running `Command { std: "docker" "start" "-a" "ede8b7fe582728f32148d2ad26796a1bd2598e762633ce7ec96c108a59d6f017", kill_on_drop: false }`
[INFO] [stderr]  Documenting nfa_regex v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `::`
[INFO] [stdout]   --> src/lib.rs:32:53
[INFO] [stdout]    |
[INFO] [stdout] 32 | //! | 1 | Collation-related bracket symbols | [==] [::] [..]       |
[INFO] [stdout]    |                                                     ^^ no item named `` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `ab`
[INFO] [stdout]     --> src/lib.rs:1040:33
[INFO] [stdout]      |
[INFO] [stdout] 1040 |     ///                  E.g. [[ab]]] (Syntax Error: Nested square brackets '[]' not allowed.)
[INFO] [stdout]      |                                 ^^ no item named `ab` in scope
[INFO] [stdout]      |
[INFO] [stdout]      = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `ab`
[INFO] [stdout]     --> src/lib.rs:1042:32
[INFO] [stdout]      |
[INFO] [stdout] 1042 |     ///                  E.g. [ab]+? (Parse Error: Cannot apply repeat or duplication operator twice.)
[INFO] [stdout]      |                                ^^ no item named `ab` in scope
[INFO] [stdout]      |
[INFO] [stdout]      = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/lib.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | //! NFA Regex concept: https://swtch.com/~rsc/regexp/regexp1.html
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://swtch.com/>`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/lib.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | //!      https://en.wikipedia.org/wiki/Reverse_Polish_notation
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://en.wikipedia.org/wiki/Reverse_Polish_notation>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/lib.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | //!      https://www.free-online-calculator-use.com/infix-to-postfix-converter.html
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.free-online-calculator-use.com/infix-to-postfix-converter.html>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/nfa_regex/index.html
[INFO] running `Command { std: "docker" "inspect" "ede8b7fe582728f32148d2ad26796a1bd2598e762633ce7ec96c108a59d6f017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ede8b7fe582728f32148d2ad26796a1bd2598e762633ce7ec96c108a59d6f017", kill_on_drop: false }`
[INFO] [stdout] ede8b7fe582728f32148d2ad26796a1bd2598e762633ce7ec96c108a59d6f017
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ef324565d071c6d7e2477a195648549e33d6a465" "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] 6ea12b0e0ab9c9c4c9b47afa3eaddd1c3592e3fc70f824e28c7e2eb6db99dd17
[INFO] running `Command { std: "docker" "start" "-a" "6ea12b0e0ab9c9c4c9b47afa3eaddd1c3592e3fc70f824e28c7e2eb6db99dd17", kill_on_drop: false }`
[INFO] [stderr]  Documenting nfa_regex v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `::`
[INFO] [stdout]   --> src/lib.rs:32:53
[INFO] [stdout]    |
[INFO] [stdout] 32 | //! | 1 | Collation-related bracket symbols | [==] [::] [..]       |
[INFO] [stdout]    |                                                     ^^ no item named `` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `ab`
[INFO] [stdout]     --> src/lib.rs:1040:33
[INFO] [stdout]      |
[INFO] [stdout] 1040 |     ///                  E.g. [[ab]]] (Syntax Error: Nested square brackets '[]' not allowed.)
[INFO] [stdout]      |                                 ^^ no item named `ab` in scope
[INFO] [stdout]      |
[INFO] [stdout]      = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `ab`
[INFO] [stdout]     --> src/lib.rs:1042:32
[INFO] [stdout]      |
[INFO] [stdout] 1042 |     ///                  E.g. [ab]+? (Parse Error: Cannot apply repeat or duplication operator twice.)
[INFO] [stdout]      |                                ^^ no item named `ab` in scope
[INFO] [stdout]      |
[INFO] [stdout]      = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/lib.rs:4:24
[INFO] [stdout]   |
[INFO] [stdout] 4 | //! NFA Regex concept: https://swtch.com/~rsc/regexp/regexp1.html
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://swtch.com/>`
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/lib.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 | //!      https://en.wikipedia.org/wiki/Reverse_Polish_notation
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://en.wikipedia.org/wiki/Reverse_Polish_notation>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/lib.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | //!      https://www.free-online-calculator-use.com/infix-to-postfix-converter.html
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.free-online-calculator-use.com/infix-to-postfix-converter.html>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/nfa_regex/index.html
[INFO] running `Command { std: "docker" "inspect" "6ea12b0e0ab9c9c4c9b47afa3eaddd1c3592e3fc70f824e28c7e2eb6db99dd17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ea12b0e0ab9c9c4c9b47afa3eaddd1c3592e3fc70f824e28c7e2eb6db99dd17", kill_on_drop: false }`
[INFO] [stdout] 6ea12b0e0ab9c9c4c9b47afa3eaddd1c3592e3fc70f824e28c7e2eb6db99dd17