dpi
--- a/core/lib/Drupal/Core/DependencyInjection/YamlFileLoader.php
+++ b/core/lib/Drupal/Core/DependencyInjection/YamlFileLoader.php
            $definition->setAutowired($service['autowire']);
        }

-        $this->container->setDefinition($id, $definition);
+        if (isset($service['autoconfigure'])) {
+           $definition->setAutoconfigured($service['autoconfigure']);
+        }
+
+        if (array_key_exists('module', $service) || array_key_exists('modules', $service)) {
+            if (array_key_exists('resource', $service)) {
+              throw new \InvalidArgumentException('Service definitions may not have a `module` or `modules` definition simultaneously with a `resource` definition.');
+            }
+
+            [$provider] = explode('.', basename($file), 2);
-            [$provider] = explode('.', basename($file), 2);
+            $provider = explode('.', basename($file), 2)[0];