default services conflit ?

old.vendor/drupal/console/Test/DataProvider/PluginFieldFormatterDataProviderTrait.php

@@ -0,0 +1,22 @@
+<?php
+
+namespace Drupal\Console\Test\DataProvider;
+
+/**
+ * Class PluginFieldFormatterDataProviderTrait
+ * @package Drupal\Console\Test\DataProvider
+ */
+trait PluginFieldFormatterDataProviderTrait
+{
+    /**
+     * @return array
+     */
+    public function commandData()
+    {
+        $this->setUpTemporaryDirectory();
+
+        return [
+          ['Foo',  'foo' . rand(), 'bar', 'bar' . rand(), 'foo-bar']
+        ];
+    }
+}