fn step(&mut self) -> Result<(), RuntimeError>
fn stop(self) -> Result<(), RuntimeError>
fn pause(&mut self) -> Result<(), RuntimeError>
fn resume(&mut self) -> Result<(), RuntimeError>
fn hibernate(&mut self) -> Result<(), RuntimeError>
fn wake_up(&mut self) -> Result<(), RuntimeError>
fn request(&mut self, message: M) -> Result<Response, RuntimeError>