quietone · catch
--- a/core/modules/migrate_drupal/tests/src/Traits/CreateTestContentEntitiesTrait.php
+++ b/core/modules/migrate_drupal/tests/src/Traits/CreateTestContentEntitiesTrait.php
    ];
  }

-  /**
-   * Install required entity schemas.
-   */
-  protected function installEntitySchemas() {
--- a/core/modules/migrate_drupal_ui/tests/src/Functional/MigrateUpgradeTestBase.php
+++ b/core/modules/migrate_drupal_ui/tests/src/Functional/MigrateUpgradeTestBase.php
    return NULL;
  }

-  /**
-   * Checks public and private files are copied but not temporary files.
-   */
-  protected function assertFileMigrations() {
--- a/core/modules/migrate/tests/src/Kernel/MigrateTestBase.php
+++ b/core/modules/migrate/tests/src/Kernel/MigrateTestBase.php
     $this->migration = $migration;
   }
   if ($this instanceof MigrateDumpAlterInterface) {
-      static::migrateDumpAlter($this);
+     $this::migrateDumpAlter($this);
-      $this::migrateDumpAlter($this);
+      $this->migrateDumpAlter($this);