help mt_rand

Code:

Error:

[22:41:42] [Server thread/CRITICAL]: Could not pass event 'pocketmine\event\player\PlayerLoginEvent' to 'Main v1.0.0': mt_rand(): max(-1227) is smaller than min(-1193) on Main\Main
[22:41:42] [Server thread/CRITICAL]: ErrorException: "mt_rand(): max(-1227) is smaller than min(-1193)" (EXCEPTION) in "/MainP/src/Main/Main" at line 552

Code;

PHP:

public function onPlayerLogin(PlayerLoginEvent $event) {
        $player = $event->getPlayer();  
        $m1 = -1193;
        $m2 = -1227;      
        $m3 = 57;
        $m4 = 58;
        $m5 = -973;
        $m6 = -1107;
        $x = mt_rand($m1,$m2);
        $y = mt_rand($m3,$m4);
        $z = mt_rand($m5,$m6);
        $player->teleport(new Vector3($x,$y,$z, $this->getServer()->getDefaultLevel()));
    }