[INFO] fetching crate scoped_threadpool 0.1.9...
[INFO] testing scoped_threadpool-0.1.9 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate scoped_threadpool 0.1.9 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate scoped_threadpool 0.1.9
[INFO] finished tweaking crates.io crate scoped_threadpool 0.1.9
[INFO] tweaked toml for crates.io crate scoped_threadpool 0.1.9 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scoped_threadpool 0.1.9 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "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" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to highest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `scoped_threadpool` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a387f6461f9d2f21d126bc429eaf32284992a7fc7cdfa36af35494137fd08eb3
[INFO] running `Command { std: "docker" "start" "a387f6461f9d2f21d126bc429eaf32284992a7fc7cdfa36af35494137fd08eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a387f6461f9d2f21d126bc429eaf32284992a7fc7cdfa36af35494137fd08eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a387f6461f9d2f21d126bc429eaf32284992a7fc7cdfa36af35494137fd08eb3" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a387f6461f9d2f21d126bc429eaf32284992a7fc7cdfa36af35494137fd08eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a387f6461f9d2f21d126bc429eaf32284992a7fc7cdfa36af35494137fd08eb3" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `scoped_threadpool` (manifest) generated 1 warning
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:75:22
[INFO] [stdout]    |
[INFO] [stdout] 75 | type Thunk<'a> = Box<FnBox + Send + 'a>;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 75 | type Thunk<'a> = Box<dyn FnBox + Send + 'a>;
[INFO] [stdout]    |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "a387f6461f9d2f21d126bc429eaf32284992a7fc7cdfa36af35494137fd08eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a387f6461f9d2f21d126bc429eaf32284992a7fc7cdfa36af35494137fd08eb3" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `scoped_threadpool` (manifest) generated 1 warning
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:75:22
[INFO] [stdout]    |
[INFO] [stdout] 75 | type Thunk<'a> = Box<FnBox + Send + 'a>;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 75 | type Thunk<'a> = Box<dyn FnBox + Send + 'a>;
[INFO] [stdout]    |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:50:1
[INFO] [stdout]    |
[INFO] [stdout] 50 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:75:22
[INFO] [stdout]    |
[INFO] [stdout] 75 | type Thunk<'a> = Box<FnBox + Send + 'a>;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 75 | type Thunk<'a> = Box<dyn FnBox + Send + 'a>;
[INFO] [stdout]    |                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> tests/threads-living-too-long-demo.rs:5:37
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::sync::atomic::{AtomicBool, ATOMIC_BOOL_INIT};
[INFO] [stdout]   |                                     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> tests/threads-living-too-long-demo.rs:38:35
[INFO] [stdout]    |
[INFO] [stdout] 38 |     static SAW_ZERO: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]    |
[INFO] [stdout] 38 -     static SAW_ZERO: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout] 38 +     static SAW_ZERO: AtomicBool = AtomicBool::new(false);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> tests/threads-living-too-long-demo.rs:54:35
[INFO] [stdout]    |
[INFO] [stdout] 54 |     static SAW_ZERO: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: replace the use of the deprecated constant
[INFO] [stdout]    |
[INFO] [stdout] 54 -     static SAW_ZERO: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stdout] 54 +     static SAW_ZERO: AtomicBool = AtomicBool::new(false);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> tests/threads-living-too-long-demo.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 32 |         self.0.compare_and_swap(old, new, Ordering::Relaxed)
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "a387f6461f9d2f21d126bc429eaf32284992a7fc7cdfa36af35494137fd08eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a387f6461f9d2f21d126bc429eaf32284992a7fc7cdfa36af35494137fd08eb3" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `scoped_threadpool` (manifest) generated 1 warning
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:75:22
[INFO] [stderr]    |
[INFO] [stderr] 75 | type Thunk<'a> = Box<FnBox + Send + 'a>;
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 75 | type Thunk<'a> = Box<dyn FnBox + Send + 'a>;
[INFO] [stderr]    |                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: `scoped_threadpool` (lib) generated 1 warning (run `cargo fix --lib -p scoped_threadpool` to apply 1 suggestion)
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stderr]  --> tests/threads-living-too-long-demo.rs:5:37
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::sync::atomic::{AtomicBool, ATOMIC_BOOL_INIT};
[INFO] [stderr]   |                                     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> tests/threads-living-too-long-demo.rs:38:35
[INFO] [stderr]    |
[INFO] [stderr] 38 |     static SAW_ZERO: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: replace the use of the deprecated constant
[INFO] [stderr]    |
[INFO] [stderr] 38 -     static SAW_ZERO: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stderr] 38 +     static SAW_ZERO: AtomicBool = AtomicBool::new(false);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_BOOL_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> tests/threads-living-too-long-demo.rs:54:35
[INFO] [stderr]    |
[INFO] [stderr] 54 |     static SAW_ZERO: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: replace the use of the deprecated constant
[INFO] [stderr]    |
[INFO] [stderr] 54 -     static SAW_ZERO: AtomicBool = ATOMIC_BOOL_INIT;
[INFO] [stderr] 54 +     static SAW_ZERO: AtomicBool = AtomicBool::new(false);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::Atomic::<usize>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]   --> tests/threads-living-too-long-demo.rs:32:16
[INFO] [stderr]    |
[INFO] [stderr] 32 |         self.0.compare_and_swap(old, new, Ordering::Relaxed)
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:50:1
[INFO] [stderr]    |
[INFO] [stderr] 50 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `scoped_threadpool` (test "threads-living-too-long-demo") generated 4 warnings (run `cargo fix --test "threads-living-too-long-demo" -p scoped_threadpool` to apply 2 suggestions)
[INFO] [stderr] warning: `scoped_threadpool` (lib test) generated 2 warnings (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/scoped_threadpool/d282ee1000cb3d71/out/scoped_threadpool-d282ee1000cb3d71)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::smoketest ... ok
[INFO] [stdout] test tests::safe_execute ... 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] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/threads-living-too-long-demo.rs (/opt/rustwide/target/debug/build/scoped_threadpool/378f5acbb7823f77/out/threads_living_too_long_demo-378f5acbb7823f77)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test demo_heap_allocated ... ok
[INFO] [stdout] test demo_stack_allocated ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.11s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests scoped_threadpool
[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 0.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a387f6461f9d2f21d126bc429eaf32284992a7fc7cdfa36af35494137fd08eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a387f6461f9d2f21d126bc429eaf32284992a7fc7cdfa36af35494137fd08eb3", kill_on_drop: false }`
[INFO] [stdout] a387f6461f9d2f21d126bc429eaf32284992a7fc7cdfa36af35494137fd08eb3
