**Build scan:**
https://gradle-enterprise.elastic.co/s/aijz5ik72tqqm/tests/:modules:reindex:javaRestTest/org.elasticsearch.index.reindex.remote.ReindexFromOldRemoteIT/testEs1

**Reproduction line:**
`./gradlew ':modules:reindex:javaRestTest' --tests "org.elasticsearch.index.reindex.remote.ReindexFromOldRemoteIT.testEs1" -Dtests.seed=63785BD804AADAA4 -Dtests.locale=es-BO -Dtests.timezone=America/Jujuy -Druntime.java=17`

**Applicable branches:**
master

**Reproduces locally?:**
No

**Failure history:**
https://gradle-enterprise.elastic.co/scans/tests?tests.container=org.elasticsearch.index.reindex.remote.ReindexFromOldRemoteIT&tests.test=testEs1

**Failure excerpt:**
```
org.elasticsearch.client.ResponseException: method [DELETE], host [http://127.0.0.1:53776], URI [/test], status line [HTTP/1.1 404 Not Found]
{"error":"IndexMissingException[[test] missing]","status":404}

  at __randomizedtesting.SeedInfo.seed([63785BD804AADAA4:24C8D0D825E2B1E5]:0)
  at org.elasticsearch.client.RestClient.convertResponse(RestClient.java:335)
  at org.elasticsearch.client.RestClient.performRequest(RestClient.java:301)
  at org.elasticsearch.client.RestClient.performRequest(RestClient.java:276)
  at org.elasticsearch.index.reindex.remote.ReindexFromOldRemoteIT.oldEsTestCase(ReindexFromOldRemoteIT.java:96)
  at org.elasticsearch.index.reindex.remote.ReindexFromOldRemoteIT.testEs1(ReindexFromOldRemoteIT.java:106)
  at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(NativeMethodAccessorImpl.java:-2)
  at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
  at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
  at java.lang.reflect.Method.invoke(Method.java:568)
  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.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:44)
  at org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
  at org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:45)
  at org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
  at org.apache.lucene.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:375)
  at com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:824)
  at com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:475)
  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.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
  at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
  at org.apache.lucene.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.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
  at org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
  at org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
  at org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
  at org.apache.lucene.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:375)
  at com.carrotsearch.randomizedtesting.ThreadLeakControl.lambda$forkTimeoutingTask$0(ThreadLeakControl.java:831)
  at java.lang.Thread.run(Thread.java:833)

```
modules/reindex/src/javaRestTest/java/org/elasticsearch/index/reindex/remote/ReindexFromOldRemoteIT.java
*/
    private static final int DOCS = 5;
    private void oldEsTestCase(String portPropertyName, String requestsPerSecond) throws IOException {
        boolean enabled = Booleans.parseBoolean(System.getProperty("tests.fromOld"));
        assumeTrue("test is disabled, probably because this is windows", enabled);
        int oldEsPort = Integer.parseInt(System.getProperty(portPropertyName));
        try (RestClient oldEs = RestClient.builder(new HttpHost("127.0.0.1", oldEsPort)).build()) {
            try {
                Request createIndex = new Request("PUT", "/test");
                createIndex.setJsonEntity("{\"settings\":{\"number_of_shards\": 1}}");
                oldEs.performRequest(createIndex);
                for (int i = 0; i < DOCS; i++) {
                    Request doc = new Request("PUT", "/test/doc/testdoc" + i);
                    doc.addParameter("refresh", "true");
                    doc.setJsonEntity("{\"test\":\"test\"}");
                    oldEs.performRequest(doc);
                }
                Request reindex = new Request("POST", "/_reindex");
                if (randomBoolean()) {
                    
                    reindex.setJsonEntity("""
                        {
                          "source":{
                            "index": "test",
                            "size": 1,
                            "remote": {
                              "host": "http://127.0.0.1:%s"
                            }
                          },
                          "dest": {