/** @noinspection MagicMethodsValidityInspection */
    public function __phpunit_getInvocationMocker(): InvocationMocker
    {
        if ($this->__phpunit_invocationMocker === null) {
            $this->__phpunit_invocationMocker = new InvocationMocker(
                static::$__phpunit_configurableMethods,
                $this->__phpunit_returnValueGeneration
            );
        }

        return $this->__phpunit_invocationMocker;
    }

  68     5    >   EXT_STMT
         6        NEW                                              $0      :-21
         7        EXT_FCALL_BEGIN
         8        CHECK_FUNC_ARG
  69     9        FETCH_STATIC_PROP_FUNC_ARG   unknown             $1      '__phpunit_configurableMethods'
        10        SEND_FUNC_ARG                                            $1
        11        CHECK_FUNC_ARG

derick@singlemalt:~/dev/php/derickr-xdebug$ grep -r FETCH_OBJ_FUNC_ARG
xdebug.c:       XDEBUG_SET_OPCODE_OVERRIDE_COMMON(ZEND_FETCH_OBJ_FUNC_ARG);
xdebug.c:           zend_set_user_opcode_handler(ZEND_FETCH_OBJ_FUNC_ARG, NULL);
derick@singlemalt:~/dev/php/derickr-xdebug$ grep -r FETCH_STATIC_PROP_FUNC_ARG
derick@singlemalt:~/dev/php/derickr-xdebug$