running 1 test test os_runtime_stages_negative ... FAILED failures: failures: os_runtime_stages_negative test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 19 filtered out; finished in 0.00s Compiling typenum v1.20.1 Compiling libc v0.2.190 Compiling cfg-if v1.0.5 Compiling turkos-bootinfo v0.0.1 (/bootinfo) Compiling turkos-os-runtime-services v0.1.0 (/reports/os-implementation/K641-K659-5qb6G5/mutant-dependency/os-runtime-services) warning: method `prerequisite` is never used --> src/runtime.rs:77:14 | 67 | impl ServiceId { | -------------- method in this implementation ... 77 | const fn prerequisite(self) -> Stage { | ^^^^^^^^^^^^ | = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default warning: `turkos-os-runtime-services` (lib) generated 1 warning Compiling hybrid-array v0.4.15 Compiling crypto-common v0.2.2 Compiling block-buffer v0.12.1 Compiling cpufeatures v0.3.1 Compiling digest v0.11.3 Compiling sha2 v0.11.0 Compiling turkos-kernel v0.0.1 (/kernel) Finished `test` profile [unoptimized + debuginfo] target(s) in 1.59s Running tests/runtime.rs (reports/os-implementation/K641-K659-5qb6G5/mutant-dependency/target/debug/build/turkos-os-runtime-services/fb7fb8ec67b22a95/out/runtime-fb7fb8ec67b22a95) thread 'os_runtime_stages_negative' (40795202) panicked at src/runtime.rs:359:34: memory predecessor note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace error: test failed, to rerun pass `--test runtime`