So were Slaves and Indians, but they didn't get citizenship until congress passed special laws for them. Again, you can't have "natural" citizenship if someone has to pass a law to give it to you.
Rubio meets and passes the test regardless.
His parents were not
1. Foreign heads of States or Diplomats
2. Illegal Foreign occupiers or at war with the US
3. Born on a reservation
4. Committed acts of treasons