[INFO] fetching crate threadpool_scope 0.1.0...
[INFO] testing threadpool_scope-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate threadpool_scope 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate threadpool_scope 0.1.0
[INFO] finished tweaking crates.io crate threadpool_scope 0.1.0
[INFO] tweaked toml for crates.io crate threadpool_scope 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate threadpool_scope 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding parking_lot v0.11.2 (available: v0.12.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6c7175717e14820f38e3936d8d77a51cf82bc23157deb16436fc2e799c15b91
[INFO] running `Command { std: "docker" "start" "-a" "b6c7175717e14820f38e3936d8d77a51cf82bc23157deb16436fc2e799c15b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6c7175717e14820f38e3936d8d77a51cf82bc23157deb16436fc2e799c15b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c7175717e14820f38e3936d8d77a51cf82bc23157deb16436fc2e799c15b91", kill_on_drop: false }`
[INFO] [stdout] b6c7175717e14820f38e3936d8d77a51cf82bc23157deb16436fc2e799c15b91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99ae8811a7b9a6ef5d814949a7b084f86f0d608dc1f695c9a74f57cb68a37a9b
[INFO] running `Command { std: "docker" "start" "-a" "99ae8811a7b9a6ef5d814949a7b084f86f0d608dc1f695c9a74f57cb68a37a9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling threadpool_scope v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]    --> src/lib.rs:458:17
[INFO] [stdout]     |
[INFO] [stdout] 458 | #[cfg(all(test, feature = "nightly"))]
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "99ae8811a7b9a6ef5d814949a7b084f86f0d608dc1f695c9a74f57cb68a37a9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99ae8811a7b9a6ef5d814949a7b084f86f0d608dc1f695c9a74f57cb68a37a9b", kill_on_drop: false }`
[INFO] [stdout] 99ae8811a7b9a6ef5d814949a7b084f86f0d608dc1f695c9a74f57cb68a37a9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 583f138256b040ac34c1e2d66d9f0ac00b8350875b07f95ce3de7cf8795c2a2a
[INFO] running `Command { std: "docker" "start" "-a" "583f138256b040ac34c1e2d66d9f0ac00b8350875b07f95ce3de7cf8795c2a2a", kill_on_drop: false }`
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]    --> src/lib.rs:458:17
[INFO] [stdout]     |
[INFO] [stdout] 458 | #[cfg(all(test, feature = "nightly"))]
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling threadpool_scope v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]    --> src/lib.rs:208:17
[INFO] [stdout]     |
[INFO] [stdout] 208 |     #![cfg_attr(feature = "nightly", allow(unused_unsafe))]
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stdout]    --> src/lib.rs:458:17
[INFO] [stdout]     |
[INFO] [stdout] 458 | #[cfg(all(test, feature = "nightly"))]
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "583f138256b040ac34c1e2d66d9f0ac00b8350875b07f95ce3de7cf8795c2a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "583f138256b040ac34c1e2d66d9f0ac00b8350875b07f95ce3de7cf8795c2a2a", kill_on_drop: false }`
[INFO] [stdout] 583f138256b040ac34c1e2d66d9f0ac00b8350875b07f95ce3de7cf8795c2a2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 250773eae2da594e9adcd2c522f1c671b1725c9bd05f9de83195ee6e6b7db2e0
[INFO] running `Command { std: "docker" "start" "-a" "250773eae2da594e9adcd2c522f1c671b1725c9bd05f9de83195ee6e6b7db2e0", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stderr]    --> src/lib.rs:458:17
[INFO] [stderr]     |
[INFO] [stderr] 458 | #[cfg(all(test, feature = "nightly"))]
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stderr]    --> src/lib.rs:208:17
[INFO] [stderr]     |
[INFO] [stderr] 208 |     #![cfg_attr(feature = "nightly", allow(unused_unsafe))]
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `nightly`
[INFO] [stderr]    --> src/lib.rs:458:17
[INFO] [stderr]     |
[INFO] [stderr] 458 | #[cfg(all(test, feature = "nightly"))]
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `nightly` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: `threadpool_scope` (lib) generated 1 warning
[INFO] [stderr] warning: `threadpool_scope` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/threadpool_scope-754bba6dec94b94c)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::doctest ... ok
[INFO] [stdout] test tests::safe_execute ... ok
[INFO] [stdout] test tests::smoketest ... ok
[INFO] [stdout] test tests::pool_panic - should panic ... ok
[INFO] [stdout] test tests::scope_panic - should panic ... ok
[INFO] [stdout] test tests::thread_panic - should panic ... ok
[INFO] [stdout] test tests::join_all_with_thread_panic ... ok
[INFO] [stdout] test tests::join_all ... ok
[INFO] [stdout] test tests::scope_threadpool_sync_perf ... ok
[INFO] [stdout] test tests::threadpool_scope_sync_perf ... ok
[INFO] [stdout] test tests::rayon_sync_perf ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 31.56s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests threadpool_scope
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "250773eae2da594e9adcd2c522f1c671b1725c9bd05f9de83195ee6e6b7db2e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250773eae2da594e9adcd2c522f1c671b1725c9bd05f9de83195ee6e6b7db2e0", kill_on_drop: false }`
[INFO] [stdout] 250773eae2da594e9adcd2c522f1c671b1725c9bd05f9de83195ee6e6b7db2e0
