[INFO] fetching crate cargo-rustc-cfg 0.2.0...
[INFO] documenting cargo-rustc-cfg-0.2.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate cargo-rustc-cfg 0.2.0 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate cargo-rustc-cfg 0.2.0 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 crates.io crate cargo-rustc-cfg 0.2.0
[INFO] finished tweaking crates.io crate cargo-rustc-cfg 0.2.0
[INFO] tweaked toml for crates.io crate cargo-rustc-cfg 0.2.0 written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] adde91b868dfc9f96c29c32cfd3f1867da71eebdb09093828bb31aac31650a15
[INFO] running `Command { std: "docker" "start" "-a" "adde91b868dfc9f96c29c32cfd3f1867da71eebdb09093828bb31aac31650a15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adde91b868dfc9f96c29c32cfd3f1867da71eebdb09093828bb31aac31650a15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adde91b868dfc9f96c29c32cfd3f1867da71eebdb09093828bb31aac31650a15", kill_on_drop: false }`
[INFO] [stdout] adde91b868dfc9f96c29c32cfd3f1867da71eebdb09093828bb31aac31650a15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] d47807fee745259bb77a08c9a6783d574edd491b0ec8e08a74268db979974364
[INFO] running `Command { std: "docker" "start" "-a" "d47807fee745259bb77a08c9a6783d574edd491b0ec8e08a74268db979974364", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting cargo-rustc-cfg v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `target_os`
[INFO] [stdout]     --> src/lib.rs:1152:11
[INFO] [stdout]      |
[INFO] [stdout] 1152 |     /// [`target_os`] section on [Conditional Compilation] in the [Rust
[INFO] [stdout]      |           ^^^^^^^^^ no item named `target_os` 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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d47807fee745259bb77a08c9a6783d574edd491b0ec8e08a74268db979974364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d47807fee745259bb77a08c9a6783d574edd491b0ec8e08a74268db979974364", kill_on_drop: false }`
[INFO] [stdout] d47807fee745259bb77a08c9a6783d574edd491b0ec8e08a74268db979974364
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 276afe6326093f1722664aa48e01f27130bc47ded6183331b241dfbe5cb57eae
[INFO] running `Command { std: "docker" "start" "-a" "276afe6326093f1722664aa48e01f27130bc47ded6183331b241dfbe5cb57eae", kill_on_drop: false }`
[INFO] [stderr]  Documenting cargo-rustc-cfg v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `target_os`
[INFO] [stdout]     --> src/lib.rs:1152:11
[INFO] [stdout]      |
[INFO] [stdout] 1152 |     /// [`target_os`] section on [Conditional Compilation] in the [Rust
[INFO] [stdout]      |           ^^^^^^^^^ no item named `target_os` 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 1.23s
[INFO] running `Command { std: "docker" "inspect" "276afe6326093f1722664aa48e01f27130bc47ded6183331b241dfbe5cb57eae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "276afe6326093f1722664aa48e01f27130bc47ded6183331b241dfbe5cb57eae", kill_on_drop: false }`
[INFO] [stdout] 276afe6326093f1722664aa48e01f27130bc47ded6183331b241dfbe5cb57eae