public function increment_count($try = 0) {
        $this->totalcount++;
        if ($try != 0) {
            if ($try > analyser::MAX_TRY_COUNTED) {
                $try = analyser::MAX_TRY_COUNTED;
            }
            if (!isset($this->trycount[$try])) {
                $this->trycount[$try] = 0;
            }
            $this->trycount[$try]++;
        }

    }