[INFO] crate tokio-trace-core 0.2.0 is already in cache
[INFO] documenting tokio-trace-core-0.2.0 against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] extracting crate tokio-trace-core 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate tokio-trace-core 0.2.0 on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-trace-core 0.2.0
[INFO] finished tweaking crates.io crate tokio-trace-core 0.2.0
[INFO] tweaked toml for crates.io crate tokio-trace-core 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98e5ac8b23fd6fc46df0b71af4e2a77ae68dc55305f8d2b708138759e4956267
[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" "98e5ac8b23fd6fc46df0b71af4e2a77ae68dc55305f8d2b708138759e4956267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98e5ac8b23fd6fc46df0b71af4e2a77ae68dc55305f8d2b708138759e4956267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98e5ac8b23fd6fc46df0b71af4e2a77ae68dc55305f8d2b708138759e4956267", kill_on_drop: false }`
[INFO] [stdout] 98e5ac8b23fd6fc46df0b71af4e2a77ae68dc55305f8d2b708138759e4956267
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ad889a386467c8b04b2cb901af9bf80713deb4edc1c1f6e2feb9483316095c9
[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" "8ad889a386467c8b04b2cb901af9bf80713deb4edc1c1f6e2feb9483316095c9", kill_on_drop: false }`
[INFO] [stderr]  Documenting tokio-trace-core v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `[enter]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/dispatcher.rs:210:25
[INFO] [stdout]     |
[INFO] [stdout] 210 |     /// This calls the [`enter`] function on the [`Subscriber`] that this
[INFO] [stdout]     |                         ^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(intra_doc_link_resolution_failure)]` on by default
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[drop_span]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/dispatcher.rs:251:25
[INFO] [stdout]     |
[INFO] [stdout] 251 |     /// This calls the [`drop_span`]  function on the [`Subscriber`] that this
[INFO] [stdout]     |                         ^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[event]` cannot be resolved, ignoring it.
[INFO] [stdout]  --> src/metadata.rs:8:38
[INFO] [stdout]   |
[INFO] [stdout] 8 | /// Metadata describing a [span] or [event].
[INFO] [stdout]   |                                      ^^^^^ cannot be resolved, ignoring
[INFO] [stdout]   |
[INFO] [stdout]   = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[register_callsite]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/subscriber.rs:377:52
[INFO] [stdout]     |
[INFO] [stdout] 377 | /// `Subscriber`s return an `Interest` from their [`register_callsite`] methods
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[clone_span]` cannot be resolved, ignoring it.
[INFO] [stdout]    --> src/subscriber.rs:381:6
[INFO] [stdout]     |
[INFO] [stdout] 381 | /// [clone_span]: trait.Subscriber.html#method.register_callsite
[INFO] [stdout]     |      ^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `[Callsite::id]` cannot be resolved, ignoring it.
[INFO] [stdout]   --> src/lib.rs:55:6
[INFO] [stdout]    |
[INFO] [stdout] 55 | /// [`Callsite::id`] function is not currently usable.
[INFO] [stdout]    |      ^^^^^^^^^^^^^^ cannot be resolved, ignoring
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, just add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "8ad889a386467c8b04b2cb901af9bf80713deb4edc1c1f6e2feb9483316095c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ad889a386467c8b04b2cb901af9bf80713deb4edc1c1f6e2feb9483316095c9", kill_on_drop: false }`
[INFO] [stdout] 8ad889a386467c8b04b2cb901af9bf80713deb4edc1c1f6e2feb9483316095c9