[INFO] fetching crate thread-group 1.0.0...
[INFO] documenting thread-group-1.0.0 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate thread-group 1.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate thread-group 1.0.0 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate thread-group 1.0.0
[INFO] finished tweaking crates.io crate thread-group 1.0.0
[INFO] tweaked toml for crates.io crate thread-group 1.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate thread-group 1.0.0 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" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81712e2ef48c68e379daa9c004bcc6eeec6fd58cd1fdaa1cc014282a5ded662a
[INFO] running `Command { std: "docker" "start" "-a" "81712e2ef48c68e379daa9c004bcc6eeec6fd58cd1fdaa1cc014282a5ded662a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81712e2ef48c68e379daa9c004bcc6eeec6fd58cd1fdaa1cc014282a5ded662a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81712e2ef48c68e379daa9c004bcc6eeec6fd58cd1fdaa1cc014282a5ded662a", kill_on_drop: false }`
[INFO] [stdout] 81712e2ef48c68e379daa9c004bcc6eeec6fd58cd1fdaa1cc014282a5ded662a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 623d43d9acb6d2168dd7f2c36109ac9fc59709ef13172764bb0d4a8bcfa55d36
[INFO] running `Command { std: "docker" "start" "-a" "623d43d9acb6d2168dd7f2c36109ac9fc59709ef13172764bb0d4a8bcfa55d36", kill_on_drop: false }`
[INFO] [stderr]  Documenting thread-group v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `rustdoc::missing_doc_code_examples`
[INFO] [stdout]   --> src/lib.rs:66:1
[INFO] [stdout]    |
[INFO] [stdout] 66 | #![warn(missing_docs, missing_doc_code_examples, unreachable_pub)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the `rustdoc::missing_doc_code_examples` lint is unstable
[INFO] [stdout]    = note: see issue #101730 <https://github.com/rust-lang/rust/issues/101730> for more information
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `ScopedJoinHandle` in this scope
[INFO] [stdout]    --> src/thread_group.rs:244:35
[INFO] [stdout]     |
[INFO] [stdout] 244 |         impl<T> JoinHandleExt for ScopedJoinHandle<'_, T> {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 1   + use crate::thread_group::thread::ScopedJoinHandle;
[INFO] [stdout]     |
[INFO] [stdout] 1   + use std::thread::ScopedJoinHandle;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `missing_doc_code_examples` has been renamed to `rustdoc::missing_doc_code_examples`
[INFO] [stdout]   --> src/lib.rs:66:23
[INFO] [stdout]    |
[INFO] [stdout] 66 | #![warn(missing_docs, missing_doc_code_examples, unreachable_pub)]
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use the new name: `rustdoc::missing_doc_code_examples`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `thread-group`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name thread_group src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=2b06712e6262c8d1 -L dependency=/opt/rustwide/target/debug/deps --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-483f5a2788925099.rmeta --cap-lints=warn --crate-version 1.0.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "623d43d9acb6d2168dd7f2c36109ac9fc59709ef13172764bb0d4a8bcfa55d36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "623d43d9acb6d2168dd7f2c36109ac9fc59709ef13172764bb0d4a8bcfa55d36", kill_on_drop: false }`
[INFO] [stdout] 623d43d9acb6d2168dd7f2c36109ac9fc59709ef13172764bb0d4a8bcfa55d36
