[INFO] fetching crate work-queue 0.1.3...
[INFO] documenting work-queue-0.1.3 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate work-queue 0.1.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate work-queue 0.1.3 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 work-queue 0.1.3
[INFO] finished tweaking crates.io crate work-queue 0.1.3
[INFO] tweaked toml for crates.io crate work-queue 0.1.3 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 3612f72fb6ce37675921dc4bce3ade56c69152b1883c384aa135127fe79aee2b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3612f72fb6ce37675921dc4bce3ade56c69152b1883c384aa135127fe79aee2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3612f72fb6ce37675921dc4bce3ade56c69152b1883c384aa135127fe79aee2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3612f72fb6ce37675921dc4bce3ade56c69152b1883c384aa135127fe79aee2b", kill_on_drop: false }`
[INFO] [stdout] 3612f72fb6ce37675921dc4bce3ade56c69152b1883c384aa135127fe79aee2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 576bc7f3d489147a3491cf0950f688a047ff3108a970356d6f372fb2fd9711aa
[INFO] running `Command { std: "docker" "start" "-a" "576bc7f3d489147a3491cf0950f688a047ff3108a970356d6f372fb2fd9711aa", kill_on_drop: false }`
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]  Documenting work-queue v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `Self::pop`
[INFO] [stdout]    --> src/lib.rs:173:88
[INFO] [stdout]     |
[INFO] [stdout] 173 |     /// Get the number of threads that are currently searching for work inside [`pop`](Self::pop).
[INFO] [stdout]     |                                                                                        ^^^^^^^^^ the struct `Queue` has no field or associated item named `pop`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Self::pop`
[INFO] [stdout]    --> src/lib.rs:175:75
[INFO] [stdout]     |
[INFO] [stdout] 175 |     /// If this number is too high, you may wish to avoid calling [`pop`](Self::pop) to reduce
[INFO] [stdout]     |                                                                           ^^^^^^^^^ the struct `Queue` has no field or associated item named `pop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.01s
[INFO] running `Command { std: "docker" "inspect" "576bc7f3d489147a3491cf0950f688a047ff3108a970356d6f372fb2fd9711aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "576bc7f3d489147a3491cf0950f688a047ff3108a970356d6f372fb2fd9711aa", kill_on_drop: false }`
[INFO] [stdout] 576bc7f3d489147a3491cf0950f688a047ff3108a970356d6f372fb2fd9711aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 0c87fb4c47f40b93f3dd38d21aaee6b787d66e20cb83c1c4ff5f2b22a4e695b0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0c87fb4c47f40b93f3dd38d21aaee6b787d66e20cb83c1c4ff5f2b22a4e695b0", kill_on_drop: false }`
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]  Documenting work-queue v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `Self::pop`
[INFO] [stdout]    --> src/lib.rs:173:88
[INFO] [stdout]     |
[INFO] [stdout] 173 |     /// Get the number of threads that are currently searching for work inside [`pop`](Self::pop).
[INFO] [stdout]     |                                                                                        ^^^^^^^^^ the struct `Queue` has no field or associated item named `pop`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Self::pop`
[INFO] [stdout]    --> src/lib.rs:175:75
[INFO] [stdout]     |
[INFO] [stdout] 175 |     /// If this number is too high, you may wish to avoid calling [`pop`](Self::pop) to reduce
[INFO] [stdout]     |                                                                           ^^^^^^^^^ the struct `Queue` has no field or associated item named `pop`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.78s
[INFO] running `Command { std: "docker" "inspect" "0c87fb4c47f40b93f3dd38d21aaee6b787d66e20cb83c1c4ff5f2b22a4e695b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c87fb4c47f40b93f3dd38d21aaee6b787d66e20cb83c1c4ff5f2b22a4e695b0", kill_on_drop: false }`
[INFO] [stdout] 0c87fb4c47f40b93f3dd38d21aaee6b787d66e20cb83c1c4ff5f2b22a4e695b0