interface A
{
    public static function new(): static;
}

final class B implements A
{
    public static function new(): self
    {
        return new self();
    }
}

if (empty($GLOBALS['__composer_autoload_files'][$fileIdentifier])) {
    $GLOBALS['__composer_autoload_files'][$fileIdentifier] = true;

    require $file;
}

function disableAutoloadFile(string $vendorDir, string $file): void
{
    /** @var array<non-empty-string, non-empty-string> */
    $idToFileMap = require $vendorDir . '/composer/autoload_files.php';

    $id = array_search(realpath($file), $idToFileMap);

    if ($id === false) {
        throw new LogicException("File `{$file}` is not registered in autoload.files");
    }

    if (isset($GLOBALS['__composer_autoload_files'][$id])) {
        throw new LogicException("File `{$file}` is already loaded");
    }

    $GLOBALS['__composer_autoload_files'][$id] = true;
}

disableAutoloadFile(__DIR__ . '/vendor', __DIR__ . '/src/functions.php');
require_once $infectionTmp . '/functions_mutated.php';

require_once __DIR__ . '/vendor/autoload.php';