rector/config/set/symfony44.php

<?php

declare(strict_types=1);

use Rector\Symfony\Rector\ClassMethod\ConsoleExecuteReturnIntRector;
use Symfony\Component\DependencyInjection\Loader\Configurator\ContainerConfigurator;

# https://github.com/symfony/symfony/blob/4.4/UPGRADE-4.4.md

return static function (ContainerConfigurator $containerConfigurator): void {
    $services = $containerConfigurator->services();

    # https://github.com/symfony/symfony/pull/33775
    $services->set(ConsoleExecuteReturnIntRector::class);
};