[INFO] fetching crate threadpool 1.8.1... [INFO] testing threadpool-1.8.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate threadpool 1.8.1 into /workspace/builds/worker-71/source [INFO] validating manifest of crates.io crate threadpool 1.8.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate threadpool 1.8.1 [INFO] finished tweaking crates.io crate threadpool 1.8.1 [INFO] tweaked toml for crates.io crate threadpool 1.8.1 written to /workspace/builds/worker-71/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 27bf93af8d080f9263ef6a3e39b6c2a067f6a9639c553a2f2747aea343a5ed03 [INFO] running `Command { std: "docker" "start" "-a" "27bf93af8d080f9263ef6a3e39b6c2a067f6a9639c553a2f2747aea343a5ed03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "27bf93af8d080f9263ef6a3e39b6c2a067f6a9639c553a2f2747aea343a5ed03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27bf93af8d080f9263ef6a3e39b6c2a067f6a9639c553a2f2747aea343a5ed03", kill_on_drop: false }` [INFO] [stdout] 27bf93af8d080f9263ef6a3e39b6c2a067f6a9639c553a2f2747aea343a5ed03 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f359a2de16df6624478cc0f66783142c86bbeeba4a27d4933459a02f5442ea52 [INFO] running `Command { std: "docker" "start" "-a" "f359a2de16df6624478cc0f66783142c86bbeeba4a27d4933459a02f5442ea52", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling threadpool v1.8.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:99:22 [INFO] [stdout] | [INFO] [stdout] 99 | type Thunk<'a> = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send + 'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/lib.rs:631:42 [INFO] [stdout] | [INFO] [stdout] 631 | self.shared_data.join_generation.compare_and_swap( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.16s [INFO] running `Command { std: "docker" "inspect" "f359a2de16df6624478cc0f66783142c86bbeeba4a27d4933459a02f5442ea52", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f359a2de16df6624478cc0f66783142c86bbeeba4a27d4933459a02f5442ea52", kill_on_drop: false }` [INFO] [stdout] f359a2de16df6624478cc0f66783142c86bbeeba4a27d4933459a02f5442ea52 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 89c6449743b72d2466924b45078f9700f732f0804aaccfa2b6e6969ff37a96fd [INFO] running `Command { std: "docker" "start" "-a" "89c6449743b72d2466924b45078f9700f732f0804aaccfa2b6e6969ff37a96fd", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling threadpool v1.8.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:99:22 [INFO] [stdout] | [INFO] [stdout] 99 | type Thunk<'a> = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send + 'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/lib.rs:631:42 [INFO] [stdout] | [INFO] [stdout] 631 | self.shared_data.join_generation.compare_and_swap( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:99:22 [INFO] [stdout] | [INFO] [stdout] 99 | type Thunk<'a> = Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send + 'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/lib.rs:631:42 [INFO] [stdout] | [INFO] [stdout] 631 | self.shared_data.join_generation.compare_and_swap( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Result::::is_ok` that must be used [INFO] [stdout] --> src/lib.rs:933:17 [INFO] [stdout] | [INFO] [stdout] 933 | tx.send(1).is_ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.40s [INFO] running `Command { std: "docker" "inspect" "89c6449743b72d2466924b45078f9700f732f0804aaccfa2b6e6969ff37a96fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89c6449743b72d2466924b45078f9700f732f0804aaccfa2b6e6969ff37a96fd", kill_on_drop: false }` [INFO] [stdout] 89c6449743b72d2466924b45078f9700f732f0804aaccfa2b6e6969ff37a96fd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3a548bb40cff8d728204feb1aa24db7ae981da5ebabebba3aceb0930439ea241 [INFO] running `Command { std: "docker" "start" "-a" "3a548bb40cff8d728204feb1aa24db7ae981da5ebabebba3aceb0930439ea241", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:99:22 [INFO] [stderr] | [INFO] [stderr] 99 | type Thunk<'a> = Box; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send + 'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/lib.rs:631:42 [INFO] [stderr] | [INFO] [stderr] 631 | self.shared_data.join_generation.compare_and_swap( [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `threadpool` (lib) generated 2 warnings [INFO] [stderr] warning: unused return value of `Result::::is_ok` that must be used [INFO] [stderr] --> src/lib.rs:933:17 [INFO] [stderr] | [INFO] [stderr] 933 | tx.send(1).is_ok(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you intended to assert that this is ok, consider `.unwrap()` instead [INFO] [stderr] [INFO] [stderr] warning: `threadpool` (lib test) generated 3 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/threadpool-52587be45a29e73b) [INFO] [stdout] [INFO] [stdout] running 21 tests [INFO] [stdout] test test::test_cloned_eq ... ok [INFO] [stdout] test test::test_empty_pool ... ok [INFO] [stdout] test test::test_send ... ok [INFO] [stdout] test test::test_multi_join ... ok [INFO] [stdout] test test::test_send_shared_data ... ok [INFO] [stdout] test test::test_sync_shared_data ... ok [INFO] [stdout] test test::test_works ... ok [INFO] [stdout] test test::test_shrink ... ok [INFO] [stdout] test test::test_name ... ok [INFO] [stdout] test test::test_should_not_panic_on_drop_if_subtasks_panic_after_drop ... ok [INFO] [stdout] test test::test_zero_tasks_panic - should panic ... ok [INFO] [stdout] test test::test_recovery_from_subtask_panic ... ok [INFO] [stdout] test test::test_active_count ... ok [INFO] [stdout] test test::test_debug ... ok [INFO] [stdout] test test::test_join_wavesurfer ... ok [INFO] [stdout] test test::test_clone ... ok [INFO] [stdout] test test::test_massive_task_creation ... ok [INFO] [stdout] test test::test_no_fun_or_joy ... ok [INFO] [stdout] test test::test_set_num_threads_decreasing ... ok [INFO] [stdout] test test::test_set_num_threads_increasing ... ok [INFO] [stdout] test test::test_repeate_join ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 24.04s [INFO] [stdout] [INFO] [stderr] Doc-tests threadpool [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test src/lib.rs - Builder::build (line 275) ... ok [INFO] [stdout] test src/lib.rs - ThreadPool::eq (line 707) ... ok [INFO] [stdout] test src/lib.rs - ThreadPool::execute (line 417) ... ok [INFO] [stdout] test src/lib.rs - (line 48) ... ok [INFO] [stdout] test src/lib.rs - Builder (line 151) ... ok [INFO] [stdout] test src/lib.rs - ThreadPool::panic_count (line 504) ... ok [INFO] [stdout] test src/lib.rs - Builder::new (line 171) ... ok [INFO] [stdout] test src/lib.rs - ThreadPool::with_name (line 380) ... ok [INFO] [stdout] test src/lib.rs - ThreadPool::join (line 597) ... ok [INFO] [stdout] test src/lib.rs - ThreadPool::new (line 362) ... ok [INFO] [stdout] test src/lib.rs - ThreadPool::max_count (line 487) ... ok [INFO] [stdout] test src/lib.rs - Builder::thread_stack_size (line 252) ... ok [INFO] [stdout] test src/lib.rs - ThreadPool::clone (line 645) ... ok [INFO] [stdout] test src/lib.rs - (line 22) ... ok [INFO] [stdout] test src/lib.rs - Builder::num_threads (line 195) ... ok [INFO] [stdout] test src/lib.rs - Builder::thread_name (line 223) ... ok [INFO] [stdout] test src/lib.rs - ThreadPool::queued_count (line 441) ... ok [INFO] [stdout] test src/lib.rs - ThreadPool::active_count (line 464) ... ok [INFO] [stdout] test src/lib.rs - ThreadPool::set_num_threads (line 540) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 14.29s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3a548bb40cff8d728204feb1aa24db7ae981da5ebabebba3aceb0930439ea241", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a548bb40cff8d728204feb1aa24db7ae981da5ebabebba3aceb0930439ea241", kill_on_drop: false }` [INFO] [stdout] 3a548bb40cff8d728204feb1aa24db7ae981da5ebabebba3aceb0930439ea241