[INFO] fetching crate pku3b 0.16.1...
[INFO] documenting pku3b-0.16.1 against 1.99.0-beta.8 for beta-rustdoc-1.100-2
[INFO] extracting crate pku3b 0.16.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate pku3b 0.16.1
[INFO] finished tweaking crates.io crate pku3b 0.16.1
[INFO] tweaked toml for crates.io crate pku3b 0.16.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pku3b 0.16.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pku3b 0.16.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5dd9865e2fb10c7c1f0b1e92b7a2988e3a0f09dbcb1106d26ca105208c60855d
[INFO] running `Command { std: "docker" "start" "5dd9865e2fb10c7c1f0b1e92b7a2988e3a0f09dbcb1106d26ca105208c60855d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dd9865e2fb10c7c1f0b1e92b7a2988e3a0f09dbcb1106d26ca105208c60855d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5dd9865e2fb10c7c1f0b1e92b7a2988e3a0f09dbcb1106d26ca105208c60855d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dd9865e2fb10c7c1f0b1e92b7a2988e3a0f09dbcb1106d26ca105208c60855d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5dd9865e2fb10c7c1f0b1e92b7a2988e3a0f09dbcb1106d26ca105208c60855d" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]  Documenting pku3b v0.16.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `main`
[INFO] [stdout]   --> src/cli/mod.rs:17:54
[INFO] [stdout]    |
[INFO] [stdout] 17 | /// Shared CLI context (global progress group from [`main`]).
[INFO] [stdout]    |                                                      ^^^^ no item named `main` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/pku3b/index.html
[INFO] running `Command { std: "docker" "inspect" "5dd9865e2fb10c7c1f0b1e92b7a2988e3a0f09dbcb1106d26ca105208c60855d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dd9865e2fb10c7c1f0b1e92b7a2988e3a0f09dbcb1106d26ca105208c60855d", kill_on_drop: false }`
[INFO] [stdout] 5dd9865e2fb10c7c1f0b1e92b7a2988e3a0f09dbcb1106d26ca105208c60855d