[INFO] fetching crate yaml-rust 0.4.5...
[INFO] documenting yaml-rust-0.4.5 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate yaml-rust 0.4.5 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate yaml-rust 0.4.5 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yaml-rust 0.4.5
[INFO] finished tweaking crates.io crate yaml-rust 0.4.5
[INFO] tweaked toml for crates.io crate yaml-rust 0.4.5 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate yaml-rust 0.4.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8655d350f2f0e8185a4385ca97b61a847e582a6df60b0c80015d05db78259e1
[INFO] running `Command { std: "docker" "start" "-a" "a8655d350f2f0e8185a4385ca97b61a847e582a6df60b0c80015d05db78259e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8655d350f2f0e8185a4385ca97b61a847e582a6df60b0c80015d05db78259e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8655d350f2f0e8185a4385ca97b61a847e582a6df60b0c80015d05db78259e1", kill_on_drop: false }`
[INFO] [stdout] a8655d350f2f0e8185a4385ca97b61a847e582a6df60b0c80015d05db78259e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee2942e1ceb822062ed2e9bbfb77143ba8a49db1a5cc3a818619d9a22753461c
[INFO] running `Command { std: "docker" "start" "-a" "ee2942e1ceb822062ed2e9bbfb77143ba8a49db1a5cc3a818619d9a22753461c", kill_on_drop: false }`
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]  Documenting yaml-rust v0.4.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `,`
[INFO] [stdout]    --> src/emitter.rs:279:12
[INFO] [stdout]     |
[INFO] [stdout] 279 | /// {, }, [, ], ,, #, `
[INFO] [stdout]     |            ^^ no item named `,` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "ee2942e1ceb822062ed2e9bbfb77143ba8a49db1a5cc3a818619d9a22753461c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee2942e1ceb822062ed2e9bbfb77143ba8a49db1a5cc3a818619d9a22753461c", kill_on_drop: false }`
[INFO] [stdout] ee2942e1ceb822062ed2e9bbfb77143ba8a49db1a5cc3a818619d9a22753461c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 03339ec8d4ab8427ea80a4d164f20d0a716b1728ab29bbe773c6a122a2860edf
[INFO] running `Command { std: "docker" "start" "-a" "03339ec8d4ab8427ea80a4d164f20d0a716b1728ab29bbe773c6a122a2860edf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]  Documenting yaml-rust v0.4.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `,`
[INFO] [stdout]    --> src/emitter.rs:279:12
[INFO] [stdout]     |
[INFO] [stdout] 279 | /// {, }, [, ], ,, #, `
[INFO] [stdout]     |            ^^ no item named `,` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "03339ec8d4ab8427ea80a4d164f20d0a716b1728ab29bbe773c6a122a2860edf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03339ec8d4ab8427ea80a4d164f20d0a716b1728ab29bbe773c6a122a2860edf", kill_on_drop: false }`
[INFO] [stdout] 03339ec8d4ab8427ea80a4d164f20d0a716b1728ab29bbe773c6a122a2860edf