[JENKINS] Lucene-Solr-8.x-MacOSX (64bit/jdk-11.0.6) - Build # 1846 - Unstable!

[Policeman Jenkins Server <je...@thetaphi.de>]

Build: https://jenkins.thetaphi.de/job/Lucene-Solr-8.x-MacOSX/1846/
Java: 64bit/jdk-11.0.6 -XX:+UseCompressedOops -XX:+UseG1GC

1 tests failed.
FAILED:  org.apache.solr.client.solrj.TestLBHttp2SolrClient.testTwoServers

Error Message:
java.lang.ArithmeticException: / by zero

Stack Trace:
org.apache.solr.client.solrj.SolrServerException: java.lang.ArithmeticException: / by zero
	at __randomizedtesting.SeedInfo.seed([85AE5A3DCD91EDD3:2544F4B016DAC3F3]:0)
	at org.apache.solr.client.solrj.impl.LBSolrClient.request(LBSolrClient.java:620)
	at org.apache.solr.client.solrj.impl.LBSolrClient.request(LBSolrClient.java:582)
	at org.apache.solr.client.solrj.SolrRequest.process(SolrRequest.java:214)
	at org.apache.solr.client.solrj.SolrClient.query(SolrClient.java:1003)
	at org.apache.solr.client.solrj.SolrClient.query(SolrClient.java:1018)
	at org.apache.solr.client.solrj.TestLBHttp2SolrClient.testTwoServers(TestLBHttp2SolrClient.java:179)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.base/java.lang.reflect.Method.invoke(Method.java:566)
	at com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1750)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:938)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:974)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:988)
	at com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
	at org.junit.rules.RunRules.evaluate(RunRules.java:20)
	at org.apache.lucene.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:49)
	at org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
	at org.apache.lucene.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:48)
	at org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
	at org.apache.lucene.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
	at org.junit.rules.RunRules.evaluate(RunRules.java:20)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
	at com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:817)
	at com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:468)
	at com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:947)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:832)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:883)
	at com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:894)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:57)
	at org.junit.rules.RunRules.evaluate(RunRules.java:20)
	at org.apache.lucene.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:45)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at org.apache.lucene.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:41)
	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.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:47)
	at org.apache.lucene.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:64)
	at org.apache.lucene.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:54)
	at org.junit.rules.RunRules.evaluate(RunRules.java:20)
	at com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
	at com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:368)
	at java.base/java.lang.Thread.run(Thread.java:834)
Caused by: java.lang.ArithmeticException: / by zero
	at org.eclipse.jetty.util.Pool.acquire(Pool.java:278)
	at org.eclipse.jetty.client.AbstractConnectionPool.activate(AbstractConnectionPool.java:284)
	at org.eclipse.jetty.client.AbstractConnectionPool.acquire(AbstractConnectionPool.java:209)
	at org.eclipse.jetty.client.HttpDestination.process(HttpDestination.java:331)
	at org.eclipse.jetty.client.HttpDestination.send(HttpDestination.java:318)
	at org.eclipse.jetty.client.HttpDestination.send(HttpDestination.java:311)
	at org.eclipse.jetty.client.HttpDestination.send(HttpDestination.java:288)
	at org.eclipse.jetty.client.HttpDestination.send(HttpDestination.java:265)
	at org.eclipse.jetty.client.HttpClient.send(HttpClient.java:594)
	at org.eclipse.jetty.client.HttpRequest.send(HttpRequest.java:772)
	at org.eclipse.jetty.client.HttpRequest.send(HttpRequest.java:764)
	at org.apache.solr.client.solrj.impl.Http2SolrClient.request(Http2SolrClient.java:400)
	at org.apache.solr.client.solrj.impl.Http2SolrClient.request(Http2SolrClient.java:761)
	at org.apache.solr.client.solrj.impl.LBSolrClient.request(LBSolrClient.java:606)
	... 47 more