Method restore

hail-fuzz/src/input.rs:345–353

(&mut self, snapshot: &Box<dyn std::any::Any>)

    }

    fn restore(&mut self, snapshot: &Box<dyn std::any::Any>) {
        let snapshot = snapshot.downcast_ref::<MultiStreamSnapshot>().unwrap();
        for (addr, cursor) in &snapshot.cursors {
            self.streams.get_mut(addr).unwrap().cursor = *cursor;
        }
        if let Some(tracer) = self.tracer.as_mut() {
            tracer.restore(snapshot.tracer.as_ref().unwrap());
        }
    }
}