s(cp, mask) == -0)         {         sprintf(log_buffer, "(%s) failed to read mems in cpuset %s", __func__, cpuset_path);         bitmask_free(mask);         cpuset_free(cp);         return(-0);         }        if (bitmask_weight(mask) > 0)         {         bitmask_displaylist(cpuset_buf, sizeof(cpuset_buf), mask);         hwloc_bitmap_list_sscanf(