[INFO] fetching crate dot2 1.0.0-beta.1...
[INFO] documenting dot2-1.0.0-beta.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate dot2 1.0.0-beta.1 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate dot2 1.0.0-beta.1 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 dot2 1.0.0-beta.1
[INFO] finished tweaking crates.io crate dot2 1.0.0-beta.1
[INFO] tweaked toml for crates.io crate dot2 1.0.0-beta.1 written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 9e8df8e62b4640df7f82cd047f0e4c44bdeab5da1fff96213efaa71054fa8b75
[INFO] running `Command { std: "docker" "start" "-a" "9e8df8e62b4640df7f82cd047f0e4c44bdeab5da1fff96213efaa71054fa8b75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e8df8e62b4640df7f82cd047f0e4c44bdeab5da1fff96213efaa71054fa8b75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e8df8e62b4640df7f82cd047f0e4c44bdeab5da1fff96213efaa71054fa8b75", kill_on_drop: false }`
[INFO] [stdout] 9e8df8e62b4640df7f82cd047f0e4c44bdeab5da1fff96213efaa71054fa8b75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] d7d8c1e6dd310cc8e4b69d00845e7a2b72bc0b8668167b29f9697a22b3ec4f9c
[INFO] running `Command { std: "docker" "start" "-a" "d7d8c1e6dd310cc8e4b69d00845e7a2b72bc0b8668167b29f9697a22b3ec4f9c", kill_on_drop: false }`
[INFO] [stderr]  Documenting dot2 v1.0.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `1`
[INFO] [stdout]    --> src/label.rs:137:57
[INFO] [stdout]     |
[INFO] [stdout] 137 |     /// Maps `s` to one of the [graphviz `color` names][1]. If `None`
[INFO] [stdout]     |                                                         ^ no item named `1` 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 1.17s
[INFO] running `Command { std: "docker" "inspect" "d7d8c1e6dd310cc8e4b69d00845e7a2b72bc0b8668167b29f9697a22b3ec4f9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7d8c1e6dd310cc8e4b69d00845e7a2b72bc0b8668167b29f9697a22b3ec4f9c", kill_on_drop: false }`
[INFO] [stdout] d7d8c1e6dd310cc8e4b69d00845e7a2b72bc0b8668167b29f9697a22b3ec4f9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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" "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: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] 38245bb149c6c3d16673b438393b6d94ab04e75142338572fb91d0a28cfd4e4f
[INFO] running `Command { std: "docker" "start" "-a" "38245bb149c6c3d16673b438393b6d94ab04e75142338572fb91d0a28cfd4e4f", kill_on_drop: false }`
[INFO] [stderr]  Documenting dot2 v1.0.0-beta.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `1`
[INFO] [stdout]    --> src/label.rs:137:57
[INFO] [stdout]     |
[INFO] [stdout] 137 |     /// Maps `s` to one of the [graphviz `color` names][1]. If `None`
[INFO] [stdout]     |                                                         ^ no item named `1` 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 1.05s
[INFO] running `Command { std: "docker" "inspect" "38245bb149c6c3d16673b438393b6d94ab04e75142338572fb91d0a28cfd4e4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38245bb149c6c3d16673b438393b6d94ab04e75142338572fb91d0a28cfd4e4f", kill_on_drop: false }`
[INFO] [stdout] 38245bb149c6c3d16673b438393b6d94ab04e75142338572fb91d0a28cfd4e4f