[INFO] fetching crate downcast 0.10.0...
[INFO] documenting downcast-0.10.0 against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] extracting crate downcast 0.10.0 into /workspace/builds/worker-72/source
[INFO] validating manifest of crates.io crate downcast 0.10.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate downcast 0.10.0
[INFO] finished tweaking crates.io crate downcast 0.10.0
[INFO] tweaked toml for crates.io crate downcast 0.10.0 written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15a782d462a66822ce175f7b6e827b6345930b10b849b6d0e3840b5e02837afb
[INFO] running `Command { std: "docker" "start" "-a" "15a782d462a66822ce175f7b6e827b6345930b10b849b6d0e3840b5e02837afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15a782d462a66822ce175f7b6e827b6345930b10b849b6d0e3840b5e02837afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15a782d462a66822ce175f7b6e827b6345930b10b849b6d0e3840b5e02837afb", kill_on_drop: false }`
[INFO] [stdout] 15a782d462a66822ce175f7b6e827b6345930b10b849b6d0e3840b5e02837afb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d03842beaea8ebbda30b1c995a45b256f5b0210d2e0d44062e58b2cd41e5dc92
[INFO] running `Command { std: "docker" "start" "-a" "d03842beaea8ebbda30b1c995a45b256f5b0210d2e0d44062e58b2cd41e5dc92", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting downcast v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: could not parse code block as Rust code
[INFO] [stdout]    --> src/lib.rs:347:5
[INFO] [stdout]     |
[INFO] [stdout] 347 |   /// ```ignore
[INFO] [stdout]     |  _____^
[INFO] [stdout] 348 | | /// /* 1st */ impl Foo {
[INFO] [stdout] 349 | | /// /* 2nd */ impl<B> Foo<B> where B: Bar {
[INFO] [stdout] 350 | | /// /* 3nd */ impl<B> Foo<Bar = B> {
[INFO] [stdout] ...   |
[INFO] [stdout] 380 | | /// }
[INFO] [stdout] 381 | | /// ```
[INFO] [stdout]     | |_______^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::invalid_rust_codeblocks)]` on by default
[INFO] [stdout] help: `ignore` code blocks require valid Rust code for syntax highlighting; mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout]    --> src/lib.rs:347:5
[INFO] [stdout]     |
[INFO] [stdout] 347 | /// ```ignore
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     = note: error from rustc: this file contains an unclosed delimiter
[INFO] [stdout]     = note: error from rustc: this file contains an unclosed delimiter
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/lib.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     /// https://github.com/rust-lang/rust/issues/27745
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/rust-lang/rust/issues/27745>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.51s
[INFO] running `Command { std: "docker" "inspect" "d03842beaea8ebbda30b1c995a45b256f5b0210d2e0d44062e58b2cd41e5dc92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d03842beaea8ebbda30b1c995a45b256f5b0210d2e0d44062e58b2cd41e5dc92", kill_on_drop: false }`
[INFO] [stdout] d03842beaea8ebbda30b1c995a45b256f5b0210d2e0d44062e58b2cd41e5dc92
