running 1 test test threads::exhaustion_tests::retired_generation_is_skipped_while_other_slot_progresses ... FAILED failures: failures: threads::exhaustion_tests::retired_generation_is_skipped_while_other_slot_progresses test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 3 filtered out; finished in 0.00s Compiling turkos-os-threads v0.1.0 (/reports/os-implementation/K1001-K1019-preparation-Vy7GRN/mutant-retired-slot-selected/os-threads) Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s Running unittests src/lib.rs (reports/os-implementation/K1001-K1019-preparation-Vy7GRN/mutant-retired-slot-selected/target/debug/build/turkos-os-threads/7ae6daa76234915d/out/turkos_os_threads-7ae6daa76234915d) thread 'threads::exhaustion_tests::retired_generation_is_skipped_while_other_slot_progresses' (41558111) panicked at src/threads.rs:591:48: 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 `--lib`