[INFO] cloning repository https://github.com/cosmobobak/virtue
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cosmobobak/virtue" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcosmobobak%2Fvirtue", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcosmobobak%2Fvirtue'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a2ea71a7d5ace1cca5854d5d490c3b28dfad956
[INFO] documenting cosmobobak/virtue against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcosmobobak%2Fvirtue" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cosmobobak/virtue 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 git repo https://github.com/cosmobobak/virtue
[INFO] finished tweaking git repo https://github.com/cosmobobak/virtue
[INFO] tweaked toml for git repo https://github.com/cosmobobak/virtue written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/cosmobobak/virtue already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] a6738f2b06ddeb236a9c936b8fcefca65aadd31fcd05b798d9410be88b7daffc
[INFO] running `Command { std: "docker" "start" "-a" "a6738f2b06ddeb236a9c936b8fcefca65aadd31fcd05b798d9410be88b7daffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6738f2b06ddeb236a9c936b8fcefca65aadd31fcd05b798d9410be88b7daffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6738f2b06ddeb236a9c936b8fcefca65aadd31fcd05b798d9410be88b7daffc", kill_on_drop: false }`
[INFO] [stdout] a6738f2b06ddeb236a9c936b8fcefca65aadd31fcd05b798d9410be88b7daffc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 02b28006a0fd56127f3f4879485d14b2eeeaf67a78e85e3e5b485dbf84aca33e
[INFO] running `Command { std: "docker" "start" "-a" "02b28006a0fd56127f3f4879485d14b2eeeaf67a78e85e3e5b485dbf84aca33e", kill_on_drop: false }`
[INFO] [stderr]  Documenting virtue v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `is_legal`
[INFO] [stdout]    --> src/board/mod.rs:885:58
[INFO] [stdout]     |
[INFO] [stdout] 885 |     /// object to be the same before and after calling [`is_legal`].
[INFO] [stdout]     |                                                          ^^^^^^^^ no item named `is_legal` 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: unresolved link to `is_legal`
[INFO] [stdout]    --> src/board/mod.rs:904:35
[INFO] [stdout]     |
[INFO] [stdout] 904 |     /// An immutable version of [`is_legal`].
[INFO] [stdout]     |                                   ^^^^^^^^ no item named `is_legal` 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 `is_legal`
[INFO] [stdout]    --> src/board/mod.rs:906:39
[INFO] [stdout]     |
[INFO] [stdout] 906 |     /// is much less efficient than [`is_legal`], and is only provided
[INFO] [stdout]     |                                       ^^^^^^^^ no item named `is_legal` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "02b28006a0fd56127f3f4879485d14b2eeeaf67a78e85e3e5b485dbf84aca33e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02b28006a0fd56127f3f4879485d14b2eeeaf67a78e85e3e5b485dbf84aca33e", kill_on_drop: false }`
[INFO] [stdout] 02b28006a0fd56127f3f4879485d14b2eeeaf67a78e85e3e5b485dbf84aca33e