// this runtime is negligible (typically at least one of the resource ID vectors
// is small).
bool ResourceIdsHaveDependency(const ResourceIdVec& resource_ids,
                               const ResourceIdVec& other_resource_ids) {
  for (const auto& [resource_id, read_only] : resource_ids) {
    for (const auto& [other_resource_id, other_read_only] :
         other_resource_ids) {