print (vam->ofp, "[%d] %s", p[0], node->name);
for (j = 0; j < vec_len (node->next_nodes); j++)
{
if (node->next_nodes[j] != ~0)
{
print (vam->ofp, "[%d] %s", p[0], node->name);
for (j = 0; j < vec_len (node->next_nodes); j++)
{
if (node->next_nodes[j] != ~0)
{