running 1 test test os_clock_frequency_negative ... FAILED failures: failures: os_clock_frequency_negative test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 20 filtered out; finished in 0.00s Compiling turkos-os-clock v0.1.0 (/reports/os-implementation/K941-K959-preparation-T8L8pi/mutant-zero-frequency/os-clock) Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s Running tests/clock.rs (reports/os-implementation/K941-K959-preparation-T8L8pi/mutant-zero-frequency/target/debug/build/turkos-os-clock/7e205e95b363aa97/out/clock-7e205e95b363aa97) thread 'os_clock_frequency_negative' (41396454) panicked at tests/clock.rs:82:5: assertion `left == right` failed left: Ok(Frequency(0)) right: Err(Frequency) note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace error: test failed, to rerun pass `--test clock`