ds_put_char_multiple(result, '\t', level);
ds_put_format(result, "%s: ", title);
flow_wildcards_or(&trace->wc, &trace->xout.wc, &trace->wc);
ds_put_char_multiple(result, '\t', level);
ds_put_format(result, "%s: ", title);
flow_wildcards_or(&trace->wc, &trace->xout.wc, &trace->wc);