何らかの競合でRocketeer実行時に以下のエラーが発生してしまうので、autoload.phpはrequire_onceしないようにした

PHP Notice:  Connection closed prematurely in … rocketeer.phar/vendor/phpseclib/phpseclib/phpseclib/Net/SSH2.php on line 2494
PHP Notice:  Connection closed by server in … rocketeer.phar/vendor/phpseclib/phpseclib/phpseclib/Net/SSH2.php on line 2740