fn remove_cycle<I: Clone>(
query_map: &QueryMap<I>,
jobs: &mut Vec<QueryJobId>,
wakelist: &mut Vec<Arc<QueryWaiter<I>>>,
) -> boolExpand description
Looks for query cycles starting from the last query in jobs.
If a cycle is found, all queries in the cycle is removed from jobs and
the function return true.
If a cycle was not found, the starting query is removed from jobs and
the function returns false.