@Override
    public boolean remove(Object o) {
        // will throw UnsupportedOperationException
        return underlying().remove(o);
    }
@param e the element
@return a wrapped tree-based persistent set that is empty
@param <E> the element type
server-common/src/main/java/org/apache/kafka/server/immutable/pcollections/PCollectionsImmutableNavigableSet.java