1--TEST-- 2Fatal error in new fiber 3--EXTENSIONS-- 4fiber 5--FILE-- 6<?php 7 8$fiber = new Fiber(function (): void { 9 trigger_error("Fatal error in fiber", E_USER_ERROR); 10}); 11 12$fiber->start(); 13 14?> 15--EXPECTF-- 16Fatal error: Fatal error in fiber in %sfatal-error-in-fiber.php on line %d 17