Build: https://jenkins.thetaphi.de/job/Solr-main-Linux/28968/
Java: 64bit/hotspot/jdk-25-rc+35 -XX:-UseCompressedOops -XX:+UseG1GC

4 tests failed.
FAILED:  
org.apache.solr.update.SolrIndexFingerprintTest.testSequentialVsParallelFingerprint

Error Message:
org.apache.solr.common.SolrException: Error opening new searcher

Stack Trace:
org.apache.solr.common.SolrException: Error opening new searcher
        at 
__randomizedtesting.SeedInfo.seed([16BB24B37FCF065C:76CE0737297DF441]:0)
        at 
app//org.apache.solr.core.SolrCore.openNewSearcher(SolrCore.java:2452)
        at app//org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:2584)
        at app//org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:2273)
        at 
app//org.apache.solr.update.DirectUpdateHandler2.commit(DirectUpdateHandler2.java:809)
        at 
app//org.apache.solr.update.processor.RunUpdateProcessorFactory$RunUpdateProcessor.processCommit(RunUpdateProcessorFactory.java:100)
        at 
app//org.apache.solr.update.processor.UpdateRequestProcessor.processCommit(UpdateRequestProcessor.java:66)
        at 
app//org.apache.solr.update.processor.UpdateRequestProcessor.processCommit(UpdateRequestProcessor.java:66)
        at 
app//org.apache.solr.update.processor.DistributedUpdateProcessor.doLocalCommit(DistributedUpdateProcessor.java:1178)
        at 
app//org.apache.solr.update.processor.DistributedUpdateProcessor.processCommit(DistributedUpdateProcessor.java:1164)
        at 
app//org.apache.solr.update.processor.LogUpdateProcessorFactory$LogUpdateProcessor.processCommit(LogUpdateProcessorFactory.java:173)
        at 
app//org.apache.solr.handler.loader.XMLLoader.processUpdate(XMLLoader.java:214)
        at 
app//org.apache.solr.handler.loader.XMLLoader.load(XMLLoader.java:120)
        at 
app//org.apache.solr.handler.UpdateRequestHandler$1.load(UpdateRequestHandler.java:101)
        at 
app//org.apache.solr.handler.ContentStreamHandlerBase.handleRequestBody(ContentStreamHandlerBase.java:99)
        at 
app//org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:241)
        at app//org.apache.solr.core.SolrCore.execute(SolrCore.java:2891)
        at 
app//org.apache.solr.servlet.DirectSolrConnection.request(DirectSolrConnection.java:110)
        at app//org.apache.solr.util.TestHarness.update(TestHarness.java:294)
        at 
app//org.apache.solr.util.BaseTestHarness.checkUpdateStatus(BaseTestHarness.java:270)
        at 
app//org.apache.solr.util.BaseTestHarness.validateUpdate(BaseTestHarness.java:238)
        at 
app//org.apache.solr.SolrTestCaseJ4.checkUpdateU(SolrTestCaseJ4.java:871)
        at app//org.apache.solr.SolrTestCaseJ4.assertU(SolrTestCaseJ4.java:853)
        at app//org.apache.solr.SolrTestCaseJ4.assertU(SolrTestCaseJ4.java:848)
        at 
app//org.apache.solr.update.SolrIndexFingerprintTest.lambda$testSequentialVsParallelFingerprint$0(SolrIndexFingerprintTest.java:46)
        at 
java.base@25/java.util.stream.Streams$RangeIntSpliterator.forEachRemaining(Streams.java:104)
        at 
java.base@25/java.util.stream.IntPipeline$Head.forEach(IntPipeline.java:619)
        at 
app//org.apache.solr.update.SolrIndexFingerprintTest.testSequentialVsParallelFingerprint(SolrIndexFingerprintTest.java:43)
        at 
java.base@25/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
        at java.base@25/java.lang.reflect.Method.invoke(Method.java:565)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1763)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:946)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:982)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:996)
        at 
app//com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:80)
        at app//org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
app//org.apache.lucene.tests.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:48)
        at 
app//org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
app//org.apache.lucene.tests.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:45)
        at 
app//org.apache.lucene.tests.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
        at 
app//org.apache.lucene.tests.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
        at app//org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:390)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:843)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:490)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:955)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:840)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:891)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:902)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
app//com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:80)
        at app//org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
app//org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//org.apache.lucene.tests.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:38)
        at 
app//com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
app//com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//org.apache.lucene.tests.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
app//org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
app//org.apache.lucene.tests.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
        at 
app//org.apache.lucene.tests.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
        at 
app//org.apache.lucene.tests.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:47)
        at app//org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:390)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl.lambda$forkTimeoutingTask$0(ThreadLeakControl.java:850)
        at java.base@25/java.lang.Thread.run(Thread.java:1474)
Caused by: java.nio.file.FileSystemException: 
/home/jenkins/workspace/Solr-main-Linux/build/tmp/tests-tmp/org.apache.solr.update.SolrIndexFingerprintTest_16BB24B37FCF065C-001/index-NIOFSDirectory-001/_73.fdx:
 Too many open files
        at 
org.apache.lucene.tests.mockfile.HandleLimitFS.onOpen(HandleLimitFS.java:67)
        at 
org.apache.lucene.tests.mockfile.HandleTrackingFS.callOpenHook(HandleTrackingFS.java:82)
        at 
org.apache.lucene.tests.mockfile.HandleTrackingFS.newFileChannel(HandleTrackingFS.java:202)
        at java.base/java.nio.channels.FileChannel.open(FileChannel.java:301)
        at java.base/java.nio.channels.FileChannel.open(FileChannel.java:353)
        at 
org.apache.lucene.store.NIOFSDirectory.openInput(NIOFSDirectory.java:78)
        at 
org.apache.lucene.tests.util.LuceneTestCase.slowFileExists(LuceneTestCase.java:3074)
        at 
org.apache.lucene.tests.store.MockDirectoryWrapper.openInput(MockDirectoryWrapper.java:801)
        at 
org.apache.lucene.codecs.lucene90.compressing.FieldsIndexReader.<init>(FieldsIndexReader.java:70)
        at 
org.apache.lucene.codecs.lucene90.compressing.Lucene90CompressingStoredFieldsReader.<init>(Lucene90CompressingStoredFieldsReader.java:186)
        at 
org.apache.lucene.codecs.lucene90.compressing.Lucene90CompressingStoredFieldsFormat.fieldsReader(Lucene90CompressingStoredFieldsFormat.java:133)
        at 
org.apache.lucene.codecs.lucene90.Lucene90StoredFieldsFormat.fieldsReader(Lucene90StoredFieldsFormat.java:136)
        at 
org.apache.lucene.index.SegmentCoreReaders.<init>(SegmentCoreReaders.java:118)
        at org.apache.lucene.index.SegmentReader.<init>(SegmentReader.java:95)
        at 
org.apache.lucene.index.ReadersAndUpdates.getReader(ReadersAndUpdates.java:179)
        at 
org.apache.lucene.index.ReadersAndUpdates.getReadOnlyClone(ReadersAndUpdates.java:221)
        at 
org.apache.lucene.index.IndexWriter.lambda$getReader$0(IndexWriter.java:545)
        at 
org.apache.lucene.index.StandardDirectoryReader.open(StandardDirectoryReader.java:139)
        at org.apache.lucene.index.IndexWriter.getReader(IndexWriter.java:607)
        at 
org.apache.lucene.index.StandardDirectoryReader.doOpenFromWriter(StandardDirectoryReader.java:382)
        at 
org.apache.lucene.index.StandardDirectoryReader.doOpenIfChanged(StandardDirectoryReader.java:367)
        at 
org.apache.lucene.index.DirectoryReader.openIfChanged(DirectoryReader.java:246)
        at org.apache.solr.core.SolrCore.openNewSearcher(SolrCore.java:2331)
        ... 70 more
        Suppressed: org.apache.lucene.index.CorruptIndexException: checksum 
passed (4f5d46a7). possibly transient resource issue, or a Lucene or JVM bug 
(resource=BufferedChecksumIndexInput(MockIndexInputWrapper(NIOFSIndexInput(path="/home/jenkins/workspace/Solr-main-Linux/build/tmp/tests-tmp/org.apache.solr.update.SolrIndexFingerprintTest_16BB24B37FCF065C-001/index-NIOFSDirectory-001/_73.fdm"))))
                at 
app//org.apache.lucene.codecs.CodecUtil.checkFooter(CodecUtil.java:501)
                at 
app//org.apache.lucene.codecs.lucene90.compressing.Lucene90CompressingStoredFieldsReader.<init>(Lucene90CompressingStoredFieldsReader.java:230)
                ... 83 more


FAILED:  
org.apache.solr.update.SolrIndexFingerprintTest.testSequentialVsParallelFingerprint

Error Message:
org.apache.solr.common.SolrException: Error opening new searcher

Stack Trace:
org.apache.solr.common.SolrException: Error opening new searcher
        at 
__randomizedtesting.SeedInfo.seed([16BB24B37FCF065C:76CE0737297DF441]:0)
        at 
app//org.apache.solr.core.SolrCore.openNewSearcher(SolrCore.java:2452)
        at app//org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:2584)
        at app//org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:2273)
        at 
app//org.apache.solr.update.DirectUpdateHandler2.commit(DirectUpdateHandler2.java:809)
        at 
app//org.apache.solr.update.processor.RunUpdateProcessorFactory$RunUpdateProcessor.processCommit(RunUpdateProcessorFactory.java:100)
        at 
app//org.apache.solr.update.processor.UpdateRequestProcessor.processCommit(UpdateRequestProcessor.java:66)
        at 
app//org.apache.solr.update.processor.UpdateRequestProcessor.processCommit(UpdateRequestProcessor.java:66)
        at 
app//org.apache.solr.update.processor.DistributedUpdateProcessor.doLocalCommit(DistributedUpdateProcessor.java:1178)
        at 
app//org.apache.solr.update.processor.DistributedUpdateProcessor.processCommit(DistributedUpdateProcessor.java:1164)
        at 
app//org.apache.solr.update.processor.LogUpdateProcessorFactory$LogUpdateProcessor.processCommit(LogUpdateProcessorFactory.java:173)
        at 
app//org.apache.solr.handler.loader.XMLLoader.processUpdate(XMLLoader.java:214)
        at 
app//org.apache.solr.handler.loader.XMLLoader.load(XMLLoader.java:120)
        at 
app//org.apache.solr.handler.UpdateRequestHandler$1.load(UpdateRequestHandler.java:101)
        at 
app//org.apache.solr.handler.ContentStreamHandlerBase.handleRequestBody(ContentStreamHandlerBase.java:99)
        at 
app//org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:241)
        at app//org.apache.solr.core.SolrCore.execute(SolrCore.java:2891)
        at 
app//org.apache.solr.servlet.DirectSolrConnection.request(DirectSolrConnection.java:110)
        at app//org.apache.solr.util.TestHarness.update(TestHarness.java:294)
        at 
app//org.apache.solr.util.BaseTestHarness.checkUpdateStatus(BaseTestHarness.java:270)
        at 
app//org.apache.solr.util.BaseTestHarness.validateUpdate(BaseTestHarness.java:238)
        at 
app//org.apache.solr.SolrTestCaseJ4.checkUpdateU(SolrTestCaseJ4.java:871)
        at app//org.apache.solr.SolrTestCaseJ4.assertU(SolrTestCaseJ4.java:853)
        at app//org.apache.solr.SolrTestCaseJ4.assertU(SolrTestCaseJ4.java:848)
        at 
app//org.apache.solr.update.SolrIndexFingerprintTest.lambda$testSequentialVsParallelFingerprint$0(SolrIndexFingerprintTest.java:46)
        at 
java.base@25/java.util.stream.Streams$RangeIntSpliterator.forEachRemaining(Streams.java:104)
        at 
java.base@25/java.util.stream.IntPipeline$Head.forEach(IntPipeline.java:619)
        at 
app//org.apache.solr.update.SolrIndexFingerprintTest.testSequentialVsParallelFingerprint(SolrIndexFingerprintTest.java:43)
        at 
java.base@25/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
        at java.base@25/java.lang.reflect.Method.invoke(Method.java:565)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1763)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:946)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:982)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:996)
        at 
app//com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:80)
        at app//org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
app//org.apache.lucene.tests.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:48)
        at 
app//org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
app//org.apache.lucene.tests.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:45)
        at 
app//org.apache.lucene.tests.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
        at 
app//org.apache.lucene.tests.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
        at app//org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:390)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:843)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:490)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:955)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:840)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:891)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:902)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
app//com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:80)
        at app//org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
app//org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//org.apache.lucene.tests.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:38)
        at 
app//com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
app//com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//org.apache.lucene.tests.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
app//org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
app//org.apache.lucene.tests.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
        at 
app//org.apache.lucene.tests.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
        at 
app//org.apache.lucene.tests.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:47)
        at app//org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:390)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl.lambda$forkTimeoutingTask$0(ThreadLeakControl.java:850)
        at java.base@25/java.lang.Thread.run(Thread.java:1474)
Caused by: java.nio.file.FileSystemException: 
/home/jenkins/workspace/Solr-main-Linux/build/tmp/tests-tmp/org.apache.solr.update.SolrIndexFingerprintTest_16BB24B37FCF065C-003/index-NIOFSDirectory-001/_73.fdx:
 Too many open files
        at 
org.apache.lucene.tests.mockfile.HandleLimitFS.onOpen(HandleLimitFS.java:67)
        at 
org.apache.lucene.tests.mockfile.HandleTrackingFS.callOpenHook(HandleTrackingFS.java:82)
        at 
org.apache.lucene.tests.mockfile.HandleTrackingFS.newFileChannel(HandleTrackingFS.java:202)
        at java.base/java.nio.channels.FileChannel.open(FileChannel.java:301)
        at java.base/java.nio.channels.FileChannel.open(FileChannel.java:353)
        at 
org.apache.lucene.store.NIOFSDirectory.openInput(NIOFSDirectory.java:78)
        at 
org.apache.lucene.tests.util.LuceneTestCase.slowFileExists(LuceneTestCase.java:3074)
        at 
org.apache.lucene.tests.store.MockDirectoryWrapper.openInput(MockDirectoryWrapper.java:801)
        at 
org.apache.lucene.codecs.lucene90.compressing.FieldsIndexReader.<init>(FieldsIndexReader.java:70)
        at 
org.apache.lucene.codecs.lucene90.compressing.Lucene90CompressingStoredFieldsReader.<init>(Lucene90CompressingStoredFieldsReader.java:186)
        at 
org.apache.lucene.codecs.lucene90.compressing.Lucene90CompressingStoredFieldsFormat.fieldsReader(Lucene90CompressingStoredFieldsFormat.java:133)
        at 
org.apache.lucene.codecs.lucene90.Lucene90StoredFieldsFormat.fieldsReader(Lucene90StoredFieldsFormat.java:136)
        at 
org.apache.lucene.index.SegmentCoreReaders.<init>(SegmentCoreReaders.java:118)
        at org.apache.lucene.index.SegmentReader.<init>(SegmentReader.java:95)
        at 
org.apache.lucene.index.ReadersAndUpdates.getReader(ReadersAndUpdates.java:179)
        at 
org.apache.lucene.index.ReadersAndUpdates.getReadOnlyClone(ReadersAndUpdates.java:221)
        at 
org.apache.lucene.index.IndexWriter.lambda$getReader$0(IndexWriter.java:545)
        at 
org.apache.lucene.index.StandardDirectoryReader.open(StandardDirectoryReader.java:139)
        at org.apache.lucene.index.IndexWriter.getReader(IndexWriter.java:607)
        at 
org.apache.lucene.index.StandardDirectoryReader.doOpenFromWriter(StandardDirectoryReader.java:382)
        at 
org.apache.lucene.index.StandardDirectoryReader.doOpenIfChanged(StandardDirectoryReader.java:367)
        at 
org.apache.lucene.index.DirectoryReader.openIfChanged(DirectoryReader.java:246)
        at org.apache.solr.core.SolrCore.openNewSearcher(SolrCore.java:2331)
        ... 70 more
        Suppressed: org.apache.lucene.index.CorruptIndexException: checksum 
passed (25383638). possibly transient resource issue, or a Lucene or JVM bug 
(resource=BufferedChecksumIndexInput(MockIndexInputWrapper(NIOFSIndexInput(path="/home/jenkins/workspace/Solr-main-Linux/build/tmp/tests-tmp/org.apache.solr.update.SolrIndexFingerprintTest_16BB24B37FCF065C-003/index-NIOFSDirectory-001/_73.fdm"))))
                at 
app//org.apache.lucene.codecs.CodecUtil.checkFooter(CodecUtil.java:501)
                at 
app//org.apache.lucene.codecs.lucene90.compressing.Lucene90CompressingStoredFieldsReader.<init>(Lucene90CompressingStoredFieldsReader.java:230)
                ... 83 more


FAILED:  
org.apache.solr.update.SolrIndexFingerprintTest.testSequentialVsParallelFingerprint

Error Message:
org.apache.solr.common.SolrException: Error opening new searcher

Stack Trace:
org.apache.solr.common.SolrException: Error opening new searcher
        at 
__randomizedtesting.SeedInfo.seed([16BB24B37FCF065C:76CE0737297DF441]:0)
        at 
app//org.apache.solr.core.SolrCore.openNewSearcher(SolrCore.java:2452)
        at app//org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:2584)
        at app//org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:2273)
        at 
app//org.apache.solr.update.DirectUpdateHandler2.commit(DirectUpdateHandler2.java:809)
        at 
app//org.apache.solr.update.processor.RunUpdateProcessorFactory$RunUpdateProcessor.processCommit(RunUpdateProcessorFactory.java:100)
        at 
app//org.apache.solr.update.processor.UpdateRequestProcessor.processCommit(UpdateRequestProcessor.java:66)
        at 
app//org.apache.solr.update.processor.UpdateRequestProcessor.processCommit(UpdateRequestProcessor.java:66)
        at 
app//org.apache.solr.update.processor.DistributedUpdateProcessor.doLocalCommit(DistributedUpdateProcessor.java:1178)
        at 
app//org.apache.solr.update.processor.DistributedUpdateProcessor.processCommit(DistributedUpdateProcessor.java:1164)
        at 
app//org.apache.solr.update.processor.LogUpdateProcessorFactory$LogUpdateProcessor.processCommit(LogUpdateProcessorFactory.java:173)
        at 
app//org.apache.solr.handler.loader.XMLLoader.processUpdate(XMLLoader.java:214)
        at 
app//org.apache.solr.handler.loader.XMLLoader.load(XMLLoader.java:120)
        at 
app//org.apache.solr.handler.UpdateRequestHandler$1.load(UpdateRequestHandler.java:101)
        at 
app//org.apache.solr.handler.ContentStreamHandlerBase.handleRequestBody(ContentStreamHandlerBase.java:99)
        at 
app//org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:241)
        at app//org.apache.solr.core.SolrCore.execute(SolrCore.java:2891)
        at 
app//org.apache.solr.servlet.DirectSolrConnection.request(DirectSolrConnection.java:110)
        at app//org.apache.solr.util.TestHarness.update(TestHarness.java:294)
        at 
app//org.apache.solr.util.BaseTestHarness.checkUpdateStatus(BaseTestHarness.java:270)
        at 
app//org.apache.solr.util.BaseTestHarness.validateUpdate(BaseTestHarness.java:238)
        at 
app//org.apache.solr.SolrTestCaseJ4.checkUpdateU(SolrTestCaseJ4.java:871)
        at app//org.apache.solr.SolrTestCaseJ4.assertU(SolrTestCaseJ4.java:853)
        at app//org.apache.solr.SolrTestCaseJ4.assertU(SolrTestCaseJ4.java:848)
        at 
app//org.apache.solr.update.SolrIndexFingerprintTest.lambda$testSequentialVsParallelFingerprint$0(SolrIndexFingerprintTest.java:46)
        at 
java.base@25/java.util.stream.Streams$RangeIntSpliterator.forEachRemaining(Streams.java:104)
        at 
java.base@25/java.util.stream.IntPipeline$Head.forEach(IntPipeline.java:619)
        at 
app//org.apache.solr.update.SolrIndexFingerprintTest.testSequentialVsParallelFingerprint(SolrIndexFingerprintTest.java:43)
        at 
java.base@25/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
        at java.base@25/java.lang.reflect.Method.invoke(Method.java:565)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1763)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:946)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:982)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:996)
        at 
app//com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:80)
        at app//org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
app//org.apache.lucene.tests.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:48)
        at 
app//org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
app//org.apache.lucene.tests.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:45)
        at 
app//org.apache.lucene.tests.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
        at 
app//org.apache.lucene.tests.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
        at app//org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:390)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:843)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:490)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:955)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:840)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:891)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:902)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
app//com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:80)
        at app//org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
app//org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//org.apache.lucene.tests.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:38)
        at 
app//com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
app//com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//org.apache.lucene.tests.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
app//org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
app//org.apache.lucene.tests.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
        at 
app//org.apache.lucene.tests.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
        at 
app//org.apache.lucene.tests.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:47)
        at app//org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:390)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl.lambda$forkTimeoutingTask$0(ThreadLeakControl.java:850)
        at java.base@25/java.lang.Thread.run(Thread.java:1474)
Caused by: java.nio.file.FileSystemException: 
/home/jenkins/workspace/Solr-main-Linux/build/tmp/tests-tmp/org.apache.solr.update.SolrIndexFingerprintTest_16BB24B37FCF065C-002/index-NIOFSDirectory-001/_73.fdx:
 Too many open files
        at 
org.apache.lucene.tests.mockfile.HandleLimitFS.onOpen(HandleLimitFS.java:67)
        at 
org.apache.lucene.tests.mockfile.HandleTrackingFS.callOpenHook(HandleTrackingFS.java:82)
        at 
org.apache.lucene.tests.mockfile.HandleTrackingFS.newFileChannel(HandleTrackingFS.java:202)
        at java.base/java.nio.channels.FileChannel.open(FileChannel.java:301)
        at java.base/java.nio.channels.FileChannel.open(FileChannel.java:353)
        at 
org.apache.lucene.store.NIOFSDirectory.openInput(NIOFSDirectory.java:78)
        at 
org.apache.lucene.tests.util.LuceneTestCase.slowFileExists(LuceneTestCase.java:3074)
        at 
org.apache.lucene.tests.store.MockDirectoryWrapper.openInput(MockDirectoryWrapper.java:801)
        at 
org.apache.lucene.codecs.lucene90.compressing.FieldsIndexReader.<init>(FieldsIndexReader.java:70)
        at 
org.apache.lucene.codecs.lucene90.compressing.Lucene90CompressingStoredFieldsReader.<init>(Lucene90CompressingStoredFieldsReader.java:186)
        at 
org.apache.lucene.codecs.lucene90.compressing.Lucene90CompressingStoredFieldsFormat.fieldsReader(Lucene90CompressingStoredFieldsFormat.java:133)
        at 
org.apache.lucene.codecs.lucene90.Lucene90StoredFieldsFormat.fieldsReader(Lucene90StoredFieldsFormat.java:136)
        at 
org.apache.lucene.index.SegmentCoreReaders.<init>(SegmentCoreReaders.java:118)
        at org.apache.lucene.index.SegmentReader.<init>(SegmentReader.java:95)
        at 
org.apache.lucene.index.ReadersAndUpdates.getReader(ReadersAndUpdates.java:179)
        at 
org.apache.lucene.index.ReadersAndUpdates.getReadOnlyClone(ReadersAndUpdates.java:221)
        at 
org.apache.lucene.index.IndexWriter.lambda$getReader$0(IndexWriter.java:545)
        at 
org.apache.lucene.index.StandardDirectoryReader.open(StandardDirectoryReader.java:139)
        at org.apache.lucene.index.IndexWriter.getReader(IndexWriter.java:607)
        at 
org.apache.lucene.index.StandardDirectoryReader.doOpenFromWriter(StandardDirectoryReader.java:382)
        at 
org.apache.lucene.index.StandardDirectoryReader.doOpenIfChanged(StandardDirectoryReader.java:367)
        at 
org.apache.lucene.index.DirectoryReader.openIfChanged(DirectoryReader.java:246)
        at org.apache.solr.core.SolrCore.openNewSearcher(SolrCore.java:2331)
        ... 70 more
        Suppressed: org.apache.lucene.index.CorruptIndexException: checksum 
passed (25383638). possibly transient resource issue, or a Lucene or JVM bug 
(resource=BufferedChecksumIndexInput(MockIndexInputWrapper(NIOFSIndexInput(path="/home/jenkins/workspace/Solr-main-Linux/build/tmp/tests-tmp/org.apache.solr.update.SolrIndexFingerprintTest_16BB24B37FCF065C-002/index-NIOFSDirectory-001/_73.fdm"))))
                at 
app//org.apache.lucene.codecs.CodecUtil.checkFooter(CodecUtil.java:501)
                at 
app//org.apache.lucene.codecs.lucene90.compressing.Lucene90CompressingStoredFieldsReader.<init>(Lucene90CompressingStoredFieldsReader.java:230)
                ... 83 more


FAILED:  
org.apache.solr.update.SolrIndexFingerprintTest.testSequentialVsParallelFingerprint

Error Message:
org.apache.solr.common.SolrException: Error opening new searcher

Stack Trace:
org.apache.solr.common.SolrException: Error opening new searcher
        at 
__randomizedtesting.SeedInfo.seed([16BB24B37FCF065C:76CE0737297DF441]:0)
        at 
app//org.apache.solr.core.SolrCore.openNewSearcher(SolrCore.java:2452)
        at app//org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:2584)
        at app//org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:2273)
        at 
app//org.apache.solr.update.DirectUpdateHandler2.commit(DirectUpdateHandler2.java:809)
        at 
app//org.apache.solr.update.processor.RunUpdateProcessorFactory$RunUpdateProcessor.processCommit(RunUpdateProcessorFactory.java:100)
        at 
app//org.apache.solr.update.processor.UpdateRequestProcessor.processCommit(UpdateRequestProcessor.java:66)
        at 
app//org.apache.solr.update.processor.UpdateRequestProcessor.processCommit(UpdateRequestProcessor.java:66)
        at 
app//org.apache.solr.update.processor.DistributedUpdateProcessor.doLocalCommit(DistributedUpdateProcessor.java:1178)
        at 
app//org.apache.solr.update.processor.DistributedUpdateProcessor.processCommit(DistributedUpdateProcessor.java:1164)
        at 
app//org.apache.solr.update.processor.LogUpdateProcessorFactory$LogUpdateProcessor.processCommit(LogUpdateProcessorFactory.java:173)
        at 
app//org.apache.solr.handler.loader.XMLLoader.processUpdate(XMLLoader.java:214)
        at 
app//org.apache.solr.handler.loader.XMLLoader.load(XMLLoader.java:120)
        at 
app//org.apache.solr.handler.UpdateRequestHandler$1.load(UpdateRequestHandler.java:101)
        at 
app//org.apache.solr.handler.ContentStreamHandlerBase.handleRequestBody(ContentStreamHandlerBase.java:99)
        at 
app//org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:241)
        at app//org.apache.solr.core.SolrCore.execute(SolrCore.java:2891)
        at 
app//org.apache.solr.servlet.DirectSolrConnection.request(DirectSolrConnection.java:110)
        at app//org.apache.solr.util.TestHarness.update(TestHarness.java:294)
        at 
app//org.apache.solr.util.BaseTestHarness.checkUpdateStatus(BaseTestHarness.java:270)
        at 
app//org.apache.solr.util.BaseTestHarness.validateUpdate(BaseTestHarness.java:238)
        at 
app//org.apache.solr.SolrTestCaseJ4.checkUpdateU(SolrTestCaseJ4.java:871)
        at app//org.apache.solr.SolrTestCaseJ4.assertU(SolrTestCaseJ4.java:853)
        at app//org.apache.solr.SolrTestCaseJ4.assertU(SolrTestCaseJ4.java:848)
        at 
app//org.apache.solr.update.SolrIndexFingerprintTest.lambda$testSequentialVsParallelFingerprint$0(SolrIndexFingerprintTest.java:46)
        at 
java.base@25/java.util.stream.Streams$RangeIntSpliterator.forEachRemaining(Streams.java:104)
        at 
java.base@25/java.util.stream.IntPipeline$Head.forEach(IntPipeline.java:619)
        at 
app//org.apache.solr.update.SolrIndexFingerprintTest.testSequentialVsParallelFingerprint(SolrIndexFingerprintTest.java:43)
        at 
java.base@25/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
        at java.base@25/java.lang.reflect.Method.invoke(Method.java:565)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner.invoke(RandomizedRunner.java:1763)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$8.evaluate(RandomizedRunner.java:946)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$9.evaluate(RandomizedRunner.java:982)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$10.evaluate(RandomizedRunner.java:996)
        at 
app//com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:80)
        at app//org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
app//org.apache.lucene.tests.util.TestRuleSetupTeardownChained$1.evaluate(TestRuleSetupTeardownChained.java:48)
        at 
app//org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
app//org.apache.lucene.tests.util.TestRuleThreadAndTestName$1.evaluate(TestRuleThreadAndTestName.java:45)
        at 
app//org.apache.lucene.tests.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
        at 
app//org.apache.lucene.tests.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
        at app//org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:390)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl.forkTimeoutingTask(ThreadLeakControl.java:843)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl$3.evaluate(ThreadLeakControl.java:490)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner.runSingleTest(RandomizedRunner.java:955)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$5.evaluate(RandomizedRunner.java:840)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$6.evaluate(RandomizedRunner.java:891)
        at 
app//com.carrotsearch.randomizedtesting.RandomizedRunner$7.evaluate(RandomizedRunner.java:902)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
app//com.carrotsearch.randomizedtesting.rules.SystemPropertiesRestoreRule$1.evaluate(SystemPropertiesRestoreRule.java:80)
        at app//org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
app//org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//org.apache.lucene.tests.util.TestRuleStoreClassName$1.evaluate(TestRuleStoreClassName.java:38)
        at 
app//com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
app//com.carrotsearch.randomizedtesting.rules.NoShadowingOrOverridesOnMethodsRule$1.evaluate(NoShadowingOrOverridesOnMethodsRule.java:40)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//org.apache.lucene.tests.util.TestRuleAssertionsRequired$1.evaluate(TestRuleAssertionsRequired.java:53)
        at 
app//org.apache.lucene.tests.util.AbstractBeforeAfterRule$1.evaluate(AbstractBeforeAfterRule.java:43)
        at 
app//org.apache.lucene.tests.util.TestRuleMarkFailure$1.evaluate(TestRuleMarkFailure.java:44)
        at 
app//org.apache.lucene.tests.util.TestRuleIgnoreAfterMaxFailures$1.evaluate(TestRuleIgnoreAfterMaxFailures.java:60)
        at 
app//org.apache.lucene.tests.util.TestRuleIgnoreTestSuites$1.evaluate(TestRuleIgnoreTestSuites.java:47)
        at app//org.junit.rules.RunRules.evaluate(RunRules.java:20)
        at 
app//com.carrotsearch.randomizedtesting.rules.StatementAdapter.evaluate(StatementAdapter.java:36)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl$StatementRunner.run(ThreadLeakControl.java:390)
        at 
app//com.carrotsearch.randomizedtesting.ThreadLeakControl.lambda$forkTimeoutingTask$0(ThreadLeakControl.java:850)
        at java.base@25/java.lang.Thread.run(Thread.java:1474)
Caused by: java.nio.file.FileSystemException: 
/home/jenkins/workspace/Solr-main-Linux/build/tmp/tests-tmp/org.apache.solr.update.SolrIndexFingerprintTest_16BB24B37FCF065C-004/index-NIOFSDirectory-001/_73.fdx:
 Too many open files
        at 
org.apache.lucene.tests.mockfile.HandleLimitFS.onOpen(HandleLimitFS.java:67)
        at 
org.apache.lucene.tests.mockfile.HandleTrackingFS.callOpenHook(HandleTrackingFS.java:82)
        at 
org.apache.lucene.tests.mockfile.HandleTrackingFS.newFileChannel(HandleTrackingFS.java:202)
        at java.base/java.nio.channels.FileChannel.open(FileChannel.java:301)
        at java.base/java.nio.channels.FileChannel.open(FileChannel.java:353)
        at 
org.apache.lucene.store.NIOFSDirectory.openInput(NIOFSDirectory.java:78)
        at 
org.apache.lucene.tests.util.LuceneTestCase.slowFileExists(LuceneTestCase.java:3074)
        at 
org.apache.lucene.tests.store.MockDirectoryWrapper.openInput(MockDirectoryWrapper.java:801)
        at 
org.apache.lucene.codecs.lucene90.compressing.FieldsIndexReader.<init>(FieldsIndexReader.java:70)
        at 
org.apache.lucene.codecs.lucene90.compressing.Lucene90CompressingStoredFieldsReader.<init>(Lucene90CompressingStoredFieldsReader.java:186)
        at 
org.apache.lucene.codecs.lucene90.compressing.Lucene90CompressingStoredFieldsFormat.fieldsReader(Lucene90CompressingStoredFieldsFormat.java:133)
        at 
org.apache.lucene.codecs.lucene90.Lucene90StoredFieldsFormat.fieldsReader(Lucene90StoredFieldsFormat.java:136)
        at 
org.apache.lucene.index.SegmentCoreReaders.<init>(SegmentCoreReaders.java:118)
        at org.apache.lucene.index.SegmentReader.<init>(SegmentReader.java:95)
        at 
org.apache.lucene.index.ReadersAndUpdates.getReader(ReadersAndUpdates.java:179)
        at 
org.apache.lucene.index.ReadersAndUpdates.getReadOnlyClone(ReadersAndUpdates.java:221)
        at 
org.apache.lucene.index.IndexWriter.lambda$getReader$0(IndexWriter.java:545)
        at 
org.apache.lucene.index.StandardDirectoryReader.open(StandardDirectoryReader.java:139)
        at org.apache.lucene.index.IndexWriter.getReader(IndexWriter.java:607)
        at 
org.apache.lucene.index.StandardDirectoryReader.doOpenFromWriter(StandardDirectoryReader.java:382)
        at 
org.apache.lucene.index.StandardDirectoryReader.doOpenIfChanged(StandardDirectoryReader.java:367)
        at 
org.apache.lucene.index.DirectoryReader.openIfChanged(DirectoryReader.java:246)
        at org.apache.solr.core.SolrCore.openNewSearcher(SolrCore.java:2331)
        ... 70 more
        Suppressed: org.apache.lucene.index.CorruptIndexException: checksum 
passed (25383638). possibly transient resource issue, or a Lucene or JVM bug 
(resource=BufferedChecksumIndexInput(MockIndexInputWrapper(NIOFSIndexInput(path="/home/jenkins/workspace/Solr-main-Linux/build/tmp/tests-tmp/org.apache.solr.update.SolrIndexFingerprintTest_16BB24B37FCF065C-004/index-NIOFSDirectory-001/_73.fdm"))))
                at 
app//org.apache.lucene.codecs.CodecUtil.checkFooter(CodecUtil.java:501)
                at 
app//org.apache.lucene.codecs.lucene90.compressing.Lucene90CompressingStoredFieldsReader.<init>(Lucene90CompressingStoredFieldsReader.java:230)
                ... 83 more
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