'retries' bug

Hello When i set retries to 1, masscan must send 2 syn packets, it's work as it should, but when i scan a large range, masscan sends 3 syn packet to each ip and receives 3 answers too my config = version = latest, 1 port, multiple source port, max rate 10m + sendq I want it to just send 2 syn packets to each port, no more