Turns old default value to parameter in ContainerBuilder->build() method in DI in Symfony
use Symfony\Component\DependencyInjection\ContainerBuilder;
$containerBuilder = new ContainerBuilder();
-$containerBuilder->compile();
+$containerBuilder->compile(true);Configure your rector.php:
<?php
use Rector\Config\RectorConfig;
use Rector\Symfony\Symfony40\Rector\MethodCall\ContainerBuilderCompileEnvArgumentRector;
return RectorConfig::configure()
->withRules([
ContainerBuilderCompileEnvArgumentRector::class,
]);