diff -u b/core/modules/system/lib/Drupal/system/Tests/Upgrade/BareMinimalAnonymousUpgradePathTest.php b/core/modules/system/lib/Drupal/system/Tests/Upgrade/BareMinimalAnonymousUpgradePathTest.php
--- b/core/modules/system/lib/Drupal/system/Tests/Upgrade/BareMinimalAnonymousUpgradePathTest.php
+++ b/core/modules/system/lib/Drupal/system/Tests/Upgrade/BareMinimalAnonymousUpgradePathTest.php
@@ -21,7 +21,7 @@
   /**
    * Overrides \Drupal\system\Tests\Upgrade\UpgradePathTestBase::setUp().
    */
-  protected function setUp() {
+  public function setUp() {
     parent::setUp();
 
     $new_settings['settings']['update_free_access'] = (object) array(
diff -u b/core/modules/system/lib/Drupal/system/Tests/Upgrade/BareMinimalNoConfigUpgradePathTest.php b/core/modules/system/lib/Drupal/system/Tests/Upgrade/BareMinimalNoConfigUpgradePathTest.php
--- b/core/modules/system/lib/Drupal/system/Tests/Upgrade/BareMinimalNoConfigUpgradePathTest.php
+++ b/core/modules/system/lib/Drupal/system/Tests/Upgrade/BareMinimalNoConfigUpgradePathTest.php
@@ -21,7 +21,7 @@
   /**
    * Overrides \Drupal\system\Tests\Upgrade\UpgradePathTestBase::setUp().
    */
-  protected function setUp() {
+  public function setUp() {
     parent::setUp();
 
     $new_settings['conf_path'] = (object) array(