[CI] SearchStatesIT testCanMatch failing

[jfreden]

Build scan:
https://gradle-enterprise.elastic.co/s/zz5ksreioblzk/tests/:qa:ccs-rolling-upgrade-remote-cluster:v8.10.4%23oldClusterTest/org.elasticsearch.upgrades.SearchStatesIT/testCanMatch

Reproduction line:

./gradlew ':qa:ccs-rolling-upgrade-remote-cluster:v8.10.4#oldClusterTest' -Dtests.class="org.elasticsearch.upgrades.SearchStatesIT" -Dtests.method="testCanMatch" -Dtests.seed=9C9C67F471915684 -Dtests.bwc=true -Dtests.locale=nb-NO -Dtests.timezone=America/Lima -Druntime.java=22

Applicable branches:
main

Reproduces locally?:
No

Failure history:
Failure dashboard for org.elasticsearch.upgrades.SearchStatesIT#testCanMatch

Failure excerpt:

java.net.ConnectException: Connection refused

  at __randomizedtesting.SeedInfo.seed([9C9C67F471915684:8AB852BA2022FAAD]:0)
  at org.elasticsearch.client.RestClient.extractAndWrapCause(RestClient.java:934)
  at org.elasticsearch.client.RestClient.performRequest(RestClient.java:304)
  at org.elasticsearch.client.RestClient.performRequest(RestClient.java:292)
  at org.elasticsearch.test.rest.ESRestTestCase.createIndex(ESRestTestCase.java:1848)
  at org.elasticsearch.test.rest.ESRestTestCase.createIndex(ESRestTestCase.java:1797)
  at org.elasticsearch.upgrades.SearchStatesIT.testCanMatch(SearchStatesIT.java:215)
  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.junit.rules.RunRules.evaluate(RunRules.java:20)
  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$1.evaluate(TestRuleMarkFailure.java:44)
  at org.junit.rules.RunRules.evaluate(RunRules.java:20)
  at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
  at com.carrotsearch.randomizedtesting.ThreadLeakControl$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$1.evaluate(TestRuleIgnoreTestSuites.java:47)
  at org.junit.rules.RunRules.evaluate(RunRules.java:20)
  at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
  at com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:390)
  at com.carrotsearch.randomizedtesting.ThreadLeakControl.lambda$forkTimeoutingTask$0(ThreadLeakControl.java:850)
  at java.lang.Thread.run(Thread.java:1570)

  Caused by: java.net.ConnectException: Connection refused

    at sun.nio.ch.Net.pollConnect(Net.java:-2)
    at sun.nio.ch.Net.pollConnectNow(Net.java:682)
    at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:1060)
    at org.apache.http.impl.nio.reactor.DefaultConnectingIOReactor.processEvent(DefaultConnectingIOReactor.java:174)
    at org.apache.http.impl.nio.reactor.DefaultConnectingIOReactor.processEvents(DefaultConnectingIOReactor.java:148)
    at org.apache.http.impl.nio.reactor.AbstractMultiworkerIOReactor.execute(AbstractMultiworkerIOReactor.java:351)
    at org.apache.http.impl.nio.conn.PoolingNHttpClientConnectionManager.execute(PoolingNHttpClientConnectionManager.java:221)
    at org.apache.http.impl.nio.client.CloseableHttpAsyncClientBase$1.run(CloseableHttpAsyncClientBase.java:64)
    at java.lang.Thread.run(Thread.java:1570)

[elasticsearchmachine]

Pinging @elastic/es-search (Team:Search)

[nielsbauman]

Another failure: https://gradle-enterprise.elastic.co/s/nlfjwc4oudf6w/tests/:qa:ccs-rolling-upgrade-remote-cluster:v8.9.2%23oldClusterTest/org.elasticsearch.upgrades.SearchStatesIT/testCanMatch

And also failing in testBWCSearchStates: https://gradle-enterprise.elastic.co/s/nlfjwc4oudf6w/tests/task/:qa:ccs-rolling-upgrade-remote-cluster:v8.9.2%23oldClusterTest/details/org.elasticsearch.upgrades.SearchStatesIT/testBWCSearchStates

[mayya-sharipova]

Looks like it was a temporary connection failure. No failures for the past 30 days.
closing.

[thecoop]

The test is still muted?