RemoteClusterConnectionTests#testEnsureConnected fails #71519
Description
Build scan: https://gradle-enterprise.elastic.co/s/xecfifgq5vtte
java.lang.AssertionError: ExecutionCancelledException[operation was cancelled reason [connect handler is closed]]
2> at __randomizedtesting.SeedInfo.seed([CC290201858E81C0]:0)
2> at org.elasticsearch.transport.RemoteClusterConnectionTests$11.onFailure(RemoteClusterConnectionTests.java:1181)
2> at org.elasticsearch.action.LatchedActionListener.onFailure(LatchedActionListener.java:50)
2> at org.elasticsearch.action.support.ContextPreservingActionListener.onFailure(ContextPreservingActionListener.java:50)
2> at org.elasticsearch.action.ActionListener.onFailure(ActionListener.java:140)
2> at org.elasticsearch.transport.RemoteClusterConnection$ConnectHandler$1.lambda$doRun$1(RemoteClusterConnection.java:506)
2> at org.elasticsearch.action.ActionListener$1.onFailure(ActionListener.java:70)
2> at org.elasticsearch.transport.RemoteClusterConnection$ConnectHandler.collectRemoteNodes(RemoteClusterConnection.java:582)
2> at org.elasticsearch.transport.RemoteClusterConnection$ConnectHandler.access$1000(RemoteClusterConnection.java:413)
2> at org.elasticsearch.transport.RemoteClusterConnection$ConnectHandler$1.doRun(RemoteClusterConnection.java:511)
2> at org.elasticsearch.common.util.concurrent.AbstractRunnable.run(AbstractRunnable.java:37)
2> at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
2> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
2> at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingRunnable.run(ThreadContext.java:708)
2> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
2> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
2> at java.lang.Thread.run(Thread.java:748)
2> Caused by: ExecutionCancelledException[operation was cancelled reason [connect handler is closed]]
2> at org.elasticsearch.common.util.CancellableThreads.checkForCancel(CancellableThreads.java:65)
2> at org.elasticsearch.common.util.CancellableThreads.executeIO(CancellableThreads.java:130)
2> at org.elasticsearch.transport.RemoteClusterConnection$ConnectHandler.collectRemoteNodes(RemoteClusterConnection.java:523)
2> ... 9 more