private function createUser($username, $password)
    {
        $user = new UserInformation(
            [
                'username' => $username,
                'acl'      => UserInformationInterface::ROLE_ALL
            ]
        );

        $user->set('password', $this->get('security.password_encoder')->encodePassword($user, $password));

        $user = $this->get('tenside.user_provider')->addUser($user)->refreshUser($user);

        return $user;
    }