**Build scan:**
https://gradle-enterprise.elastic.co/s/xpuwud76tjcak/tests/:x-pack:plugin:transform:qa:single-node-tests:javaRestTest/org.elasticsearch.xpack.transform.integration.TransformDestIndexIT/testTransformDestIndexAliases

**Reproduction line:**
```
./gradlew ':x-pack:plugin:transform:qa:single-node-tests:javaRestTest' --tests "org.elasticsearch.xpack.transform.integration.TransformDestIndexIT.testTransformDestIndexAliases" -Dtests.seed=F43C808C18408700 -Dtests.locale=uk -Dtests.timezone=Asia/Tbilisi -Druntime.java=20
```

**Applicable branches:**
main

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

**Failure history:**
https://gradle-enterprise.elastic.co/scans/tests?tests.container=org.elasticsearch.xpack.transform.integration.TransformDestIndexIT&tests.test=testTransformDestIndexAliases

**Failure excerpt:**
```
org.elasticsearch.client.ResponseException: method [DELETE], host [http://127.0.0.1:37421], URI [/_transform/test_aliases], status line [HTTP/1.1 409 Conflict]
{"error":{"root_cause":[{"type":"status_exception","reason":"Cannot delete transform [test_aliases] as the task is running. Stop the task first"}],"type":"status_exception","reason":"Cannot delete transform [test_aliases] as the task is running. Stop the task first"},"status":409}

  at __randomizedtesting.SeedInfo.seed([F43C808C18408700:2A8275CC14FE5B60]: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.xpack.transform.integration.TransformRestTestCase.deleteTransform(TransformRestTestCase.java:616)
  at org.elasticsearch.xpack.transform.integration.TransformRestTestCase.deleteTransform(TransformRestTestCase.java:607)
  at org.elasticsearch.xpack.transform.integration.TransformDestIndexIT.testTransformDestIndexAliases(TransformDestIndexIT.java:96)
  at jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
  at java.lang.reflect.Method.invoke(Method.java:578)
  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:1623)

```
x-pack/plugin/transform/qa/single-node-tests/src/javaRestTest/java/org/elasticsearch/xpack/transform/integration/TransformDestIndexIT.java
startAndWaitForTransform(transformId, "pivot_reviews");
        Response mappingResponse = client().performRequest(new Request("GET", "pivot_reviews/_mapping"));
        Map<?, ?> mappingAsMap = entityAsMap(mappingResponse);
        assertEquals(
            Version.CURRENT.toString(),
            XContentMapValues.extractValue("pivot_reviews.mappings._meta._transform.version.created", mappingAsMap)
        );
        assertTrue(
            (Long) XContentMapValues.extractValue("pivot_reviews.mappings._meta._transform.creation_date_in_millis", mappingAsMap) < System
                .currentTimeMillis()
        );
        assertTrue(
            (Long) XContentMapValues.extractValue(
                "pivot_reviews.mappings._meta._transform.creation_date_in_millis",
                mappingAsMap
            ) > testStarted
        );
        assertEquals(transformId, XContentMapValues.extractValue("pivot_reviews.mappings._meta._transform.transform", mappingAsMap));
        assertEquals("transform", XContentMapValues.extractValue("pivot_reviews.mappings._meta.created_by", mappingAsMap));
        Response aliasesResponse = client().performRequest(new Request("GET", "pivot_reviews/_alias"));
        Map<?, ?> aliasesAsMap = entityAsMap(aliasesResponse);
        assertEquals(Map.of(), XContentMapValues.extractValue("pivot_reviews.aliases", aliasesAsMap));
    }
    public void testTransformDestIndexAliases() throws Exception {
        String transformId = "test_aliases";
        String destIndex1 = transformId + ".1";
        String destIndex2 = transformId + ".2";
        String destAliasAll = transformId + ".all";
        String destAliasLatest = transformId + ".latest";
        List<DestAlias> destAliases = List.of(new DestAlias(destAliasAll, false), new DestAlias(destAliasLatest, true));