mysqli_commit does not work when using mysqlnd + MYSQLI_ASYNC + autocommit=false. The main transaction gets commited, but everything executed via MYSQLI_ASYNC does not get commited.

MYSQLI_ASYNC + autocommit issue

<?php
/**
 * Linux packer-virtualbox-iso 3.11.0-15-generic #25~precise1-Ubuntu SMP Thu Jan 30 17:39:31 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux

 * PHP 5.5.19-1+deb.sury.org~precise+1 (cli) (built: Nov 19 2014 19:32:34)
   Copyright (c) 1997-2014 The PHP Group
   Zend Engine v2.5.0, Copyright (c) 1998-2014 Zend Technologies
   with Zend OPcache v7.0.4-dev, Copyright (c) 1999-2014, by Zend Technologies
 */

/*
  CREATE TABLE `asynctest` (
  `date` date NOT NULL,
  `user_id` int(10) unsigned NOT NULL
) ENGINE=InnoDB;
 */

$dbhost = '127.0.0.1';
$dbuser = 'root';
$dbpass = 'xxxx';
$dbbase = 'dbname';


if (!defined('MYSQLI_ASYNC')) {
    die('Only with mysqlnd driver');
}

$insert = function($autocommit) use ($dbhost, $dbuser, $dbpass, $dbbase) {
    $i = mysqli_init();
    mysqli_options($i, MYSQLI_OPT_CONNECT_TIMEOUT, 3);
    $connected = mysqli_real_connect($i, $dbhost, $dbuser, $dbpass, $dbbase, 3306, '', MYSQLI_CLIENT_INTERACTIVE);
    if (!$connected || mysqli_connect_errno()) {
        die('Check connection');
    }
    $i->autocommit($autocommit);
    $i->set_charset('utf8mb4');
    $sql = "INSERT INTO asynctest (`date`, `user_id`) values ('" . date('Y-m-d') . "', '" . time() . "')";
    echo $sql . "\n";
    mysqli_query($i, $sql , MYSQLI_ASYNC);
    if ($sqlerror = mysqli_error($i)) {
        die('SQL ERROR: ' . $sqlerror);
    }
    if ($w = mysqli_warning_count($i) > 0) {
        die('SQL WARNINGS: ' . $w);
    }
    mysqli_commit($i);
    mysqli_close($i);
    unset($i);
    echo "Insert done\n";
};


$select = function() use ($dbhost, $dbuser, $dbpass, $dbbase) {
    $x = mysqli_init();
    mysqli_options($x, MYSQLI_OPT_CONNECT_TIMEOUT, 3);
    $connected = mysqli_real_connect($x, $dbhost, $dbuser, $dbpass, $dbbase, 3306, '', MYSQLI_CLIENT_INTERACTIVE);
    if (!$connected || mysqli_connect_errno()) {
        die('Check connection');
    }
    $x->autocommit(true);
    $x->set_charset('utf8mb4');
    $someresult = @mysqli_query($x, "SELECT COUNT(*) FROM asynctest");
    if ($sqlerror = mysqli_error($x)) {
        die('SQL ERROR: ' . $sqlerror);
    }
    if ($w = mysqli_warning_count($x) > 0) {
        die('SQL WARNINGS: ' . $w);
    }
    $data = mysqli_fetch_all($someresult, MYSQLI_ASSOC);
    mysqli_free_result($someresult);

    print_r($data);

    mysqli_close($x);
    unset($x);

};


echo "Doing insert AUTOCOMMIT=FALSE: \n";
$insert(FALSE);
echo "Doing select: \n";
$select();
echo "Doing insert AUTOCOMMIT=TRUE: \n";
$insert(TRUE);
echo "Doing select: \n";
$select();

exit;