if ((add_unique || add_replace) && init_populate * 10 > init_pool_size) {
printf("WARNING: required to populate %lu nodes (-k), but random "
"pool is quite small (%lu values) and we are in add_unique (-u) or add_replace (-s) mode. Try with a "
if ((add_unique || add_replace) && init_populate * 10 > init_pool_size) {
printf("WARNING: required to populate %lu nodes (-k), but random "
"pool is quite small (%lu values) and we are in add_unique (-u) or add_replace (-s) mode. Try with a "