running 1 test test constructor_failure_preserves_actual_backend_and_does_not_prepare_any_stack ... FAILED failures: failures: constructor_failure_preserves_actual_backend_and_does_not_prepare_any_stack test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 21 filtered out; finished in 0.00s Compiling turkos-os-threads v0.1.0 (/reports/os-implementation/K1001-K1019-preparation-Vy7GRN/mutant-constructor-context-ignored/os-threads) Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s Running tests/threads.rs (reports/os-implementation/K1001-K1019-preparation-Vy7GRN/mutant-constructor-context-ignored/target/debug/build/turkos-os-threads/fc0d96e38d2f6d6f/out/threads-fc0d96e38d2f6d6f) thread 'constructor_failure_preserves_actual_backend_and_does_not_prepare_any_stack' (41561244) panicked at tests/threads.rs:554:6: called `Option::unwrap()` on a `None` value note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace error: test failed, to rerun pass `--test threads`