**Build scan:**
https://gradle-enterprise.elastic.co/s/57qtf7byqdzb6/tests/:x-pack:qa:repository-old-versions:javaRestTestAfterRestart%235_0_0/org.elasticsearch.oldrepos.OldMappingsIT/testSearchFieldsOnPlaceholderField
**Reproduction line:**
```
./gradlew ':x-pack:qa:repository-old-versions:javaRestTestAfterRestart#5_0_0' --tests "org.elasticsearch.oldrepos.OldMappingsIT.testSearchFieldsOnPlaceholderField" -Dtests.seed=2458E0756602C685 -Dtests.locale=pl -Dtests.timezone=America/Curacao -Druntime.java=21
```

**Applicable branches:**
main

**Reproduces locally?:**
Didn't try

**Failure history:**
https://gradle-enterprise.elastic.co/scans/tests?tests.container=org.elasticsearch.oldrepos.OldMappingsIT&tests.test=testSearchFieldsOnPlaceholderField


**Failure excerpt:**
```
org.elasticsearch.client.ResponseException: method [POST], host [http://[::1]:42911], URI [/custom/_search], status line [HTTP/1.1 404 Not Found]
{"error":{"root_cause":[{"type":"index_not_found_exception","reason":"no such index [custom]","resource.type":"index_or_alias","resource.id":"custom","index_uuid":"_na_","index":"custom"}],"type":"index_not_found_exception","reason":"no such index [custom]","resource.type":"index_or_alias","resource.id":"custom","index_uuid":"_na_","index":"custom"},"status":404}

  at __randomizedtesting.SeedInfo.seed([2458E0756602C685:968AAE4EFC2536E4]:0)
  at org.elasticsearch.client.RestClient.convertResponse(RestClient.java:347)
  at org.elasticsearch.client.RestClient.performRequest(RestClient.java:313)
  at org.elasticsearch.client.RestClient.performRequest(RestClient.java:288)
  at org.elasticsearch.oldrepos.OldMappingsIT.testSearchFieldsOnPlaceholderField(OldMappingsIT.java:310)
  at jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103)
  at java.lang.reflect.Method.invoke(Method.java:580)
  at com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1758)
  at com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:946)
  at com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:982)
  at com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:996)
  at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
  at org.apache.lucene.tests.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:48)
  at org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
  at org.apache.lucene.tests.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:45)
  at org.apache.lucene.tests.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
  at org.apache.lucene.tests.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
  at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
  at com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:390)
  at com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:843)
  at com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:490)
  at com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:955)
  at com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:840)
  at com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:891)
  at com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:902)
  at org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
  at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
  at org.apache.lucene.tests.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:38)
  at com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
  at com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
  at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
  at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
  at org.apache.lucene.tests.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
  at org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
  at org.apache.lucene.tests.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
  at org.apache.lucene.tests.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
  at org.apache.lucene.tests.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:47)
  at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
  at com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:390)
  at com.carrotsearch.randomizedtesting.ThreadLeakControl.lambda$forkTimeoutingTask$0(ThreadLeakControl.java:850)
  at java.lang.Thread.run(Thread.java:1583)

```
build-tools-internal/src/main/java/org/elasticsearch/gradle/internal/test/LegacyRestTestBasePlugin.java
var bundle = project.getTasks().withType(Zip.class).named(BUNDLE_PLUGIN_TASK_NAME);
                    t.getClusters().forEach(c -> c.plugin(bundle));
                }
            });
        });
    }
    private void configureCacheability(RestIntegTestTask restIntegTestTask) {
        TaskContainer tasks = project.getTasks();
        Spec<Task> taskSpec = t -> tasks.withType(StandaloneRestIntegTestTask.class)
            .stream()
            .filter(task -> task != restIntegTestTask)
            .anyMatch(task -> Collections.disjoint(task.getClusters(), restIntegTestTask.getClusters()) == false);
        restIntegTestTask.getOutputs()
            .doNotCacheIf(
                "Caching disabled for this task since it uses a cluster shared by other tasks",
                /*
                 * Look for any other tasks which use the same cluster as this task. Since tests often have side effects for the cluster
                 * they execute against, this state can cause issues when trying to cache tests results of tasks that share a cluster. To
                 * avoid any undesired behavior we simply disable the cache if we detect that this task uses a cluster shared between
                 * multiple tasks.
                 */
                taskSpec
            );
        restIntegTestTask.getOutputs().upToDateWhen(new NotSpec(taskSpec));
    }
    private String systemProperty(String propName) {
        return providerFactory.systemProperty(propName).getOrNull();
    }
}