PHP crashed by xdebug when input numeric key query in url:
http://arb.loc/_tt/assets/base.js?123=1
when text key - all ok: http://arb.loc/_tt/assets/base.js?text=1

$ php -v
PHP 7.4.5 (cli) (built: Apr 14 2020 16:17:34) ( ZTS Visual C++ 2017 x64 )
Copyright (c) The PHP Group
Zend Engine v3.4.0, Copyright (c) Zend Technologies
with Xdebug v2.9.4, Copyright (c) 2002-2020, by Derick Rethans

OR

$ php -v
PHP 7.4.10 (cli) (built: Sep 1 2020 16:52:21) ( NTS Visual C++ 2017 x64 )
Copyright (c) The PHP Group
Zend Engine v3.4.0, Copyright (c) Zend Technologies
with Xdebug v2.9.6, Copyright (c) 2002-2020, by Derick Rethans

Crashed when try execute code (with debug or without debug)

throw new FileNotFoundException("File does not exist at path {$path}.");

spl_autoload_register(array($this, 'loadClass'), true, $prepend);

public function loadClass($class)
    {
        if ($file = $this->findFile($class)) {
            includeFile($file);

            return true;  <=== crashed here!
        }
    }