    def each
      documents = load
      documents.each { |doc| yield doc }

      while more?
        return kill if limited? && @limit <= 0

        documents = get_more
        documents.each { |doc| yield doc }
      end
    end
The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.