[INFO] fetching crate rcu-clean 0.1.6...
[INFO] documenting rcu-clean-0.1.6 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate rcu-clean 0.1.6 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rcu-clean 0.1.6 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 rcu-clean 0.1.6
[INFO] finished tweaking crates.io crate rcu-clean 0.1.6
[INFO] tweaked toml for crates.io crate rcu-clean 0.1.6 written to /workspace/builds/worker-6/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-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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a02fba5ae810d5f76d740ff60d828f7e65b72f967eb70e3d790e15ecf8b0077b
[INFO] running `Command { std: "docker" "start" "-a" "a02fba5ae810d5f76d740ff60d828f7e65b72f967eb70e3d790e15ecf8b0077b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a02fba5ae810d5f76d740ff60d828f7e65b72f967eb70e3d790e15ecf8b0077b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a02fba5ae810d5f76d740ff60d828f7e65b72f967eb70e3d790e15ecf8b0077b", kill_on_drop: false }`
[INFO] [stdout] a02fba5ae810d5f76d740ff60d828f7e65b72f967eb70e3d790e15ecf8b0077b
[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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c4e07c1bb223931217dc9c91f8462237d26f9987965e8a6a72f17870ce4ed75
[INFO] running `Command { std: "docker" "start" "-a" "6c4e07c1bb223931217dc9c91f8462237d26f9987965e8a6a72f17870ce4ed75", kill_on_drop: false }`
[INFO] [stderr]  Documenting rcu-clean v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `std::box::Box`
[INFO] [stdout]   --> src/lib.rs:19:51
[INFO] [stdout]    |
[INFO] [stdout] 19 | //! 1. `[BoxRcu]` is an owned pointer similar to [std::box::Box].  If
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^ no item named `box` in module `std`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "6c4e07c1bb223931217dc9c91f8462237d26f9987965e8a6a72f17870ce4ed75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c4e07c1bb223931217dc9c91f8462237d26f9987965e8a6a72f17870ce4ed75", kill_on_drop: false }`
[INFO] [stdout] 6c4e07c1bb223931217dc9c91f8462237d26f9987965e8a6a72f17870ce4ed75
[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" "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] 8f412aa7989458329ddc9255e789893ae34bb9d3d1da62aad29d0a1099e827db
[INFO] running `Command { std: "docker" "start" "-a" "8f412aa7989458329ddc9255e789893ae34bb9d3d1da62aad29d0a1099e827db", kill_on_drop: false }`
[INFO] [stderr]  Documenting rcu-clean v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `std::box::Box`
[INFO] [stdout]   --> src/lib.rs:19:51
[INFO] [stdout]    |
[INFO] [stdout] 19 | //! 1. `[BoxRcu]` is an owned pointer similar to [std::box::Box].  If
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^ no item named `box` in module `std`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "8f412aa7989458329ddc9255e789893ae34bb9d3d1da62aad29d0a1099e827db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f412aa7989458329ddc9255e789893ae34bb9d3d1da62aad29d0a1099e827db", kill_on_drop: false }`
[INFO] [stdout] 8f412aa7989458329ddc9255e789893ae34bb9d3d1da62aad29d0a1099e827db