This failure has been observed failing frequently only on Windows X64 platforms.

Frequency "Failed 6 times in the last 30 runs. Stability: 80 %"
There was an issue JDK-8149046 for this test. But it is quite different error message. This looks to be a new issue.

Please refer to the following error:
java.lang.AssertionError: Repl tool died with exception
at org.testng.Assert.fail(Assert.java:83)
at ReplToolTesting.testRaw(ReplToolTesting.java:242)
at ReplToolTesting.test(ReplToolTesting.java:203)
at ReplToolTesting.test(ReplToolTesting.java:191)
at ToolReloadTest.testReloadRepeat(ToolReloadTest.java:132)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:520)
at org.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:84)
at org.testng.internal.Invoker.invokeMethod(Invoker.java:714)
at org.testng.internal.Invoker.invokeTestMethod(Invoker.java:901)
at org.testng.internal.Invoker.invokeTestMethods(Invoker.java:1231)
at org.testng.internal.TestMethodWorker.invokeTestMethods(TestMethodWorker.java:127)
at org.testng.internal.TestMethodWorker.run(TestMethodWorker.java:111)
at org.testng.TestRunner.privateRun(TestRunner.java:767)
at org.testng.TestRunner.run(TestRunner.java:617)
at org.testng.SuiteRunner.runTest(SuiteRunner.java:334)
at org.testng.SuiteRunner.runSequentially(SuiteRunner.java:329)
at org.testng.SuiteRunner.privateRun(SuiteRunner.java:291)
at org.testng.SuiteRunner.run(SuiteRunner.java:240)
at org.testng.SuiteRunnerWorker.runSuite(SuiteRunnerWorker.java:52)
at org.testng.SuiteRunnerWorker.run(SuiteRunnerWorker.java:86)
at org.testng.TestNG.runSuitesSequentially(TestNG.java:1224)
at org.testng.TestNG.runSuitesLocally(TestNG.java:1149)
at org.testng.TestNG.run(TestNG.java:1057)
at com.sun.javatest.regtest.TestNGAction$TestNGRunner.main(TestNGAction.java:163)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:520)
at com.sun.javatest.regtest.agent.MainActionHelper$SameVMRunnable.run(MainActionHelper.java:218)
at java.lang.Thread.run(Thread.java:804)
Caused by: java.util.NoSuchElementException
at java.util.LinkedList.removeLast(LinkedList.java:287)
at jdk.internal.jline.console.history.MemoryHistory.replace(MemoryHistory.java:138)
at jdk.internal.jshell.tool.EditingHistory.fullHistoryReplace(EditingHistory.java:346)
at jdk.internal.jshell.tool.ConsoleIOContext.replaceLastHistoryEntry(ConsoleIOContext.java:308)
at jdk.internal.jshell.tool.JShellTool.rerunSnippet(JShellTool.java:1827)
at jdk.internal.jshell.tool.JShellTool.cmdUseHistoryEntry(JShellTool.java:1806)
at jdk.internal.jshell.tool.JShellTool.lambda$new$41(JShellTool.java:1068)
at jdk.internal.jshell.tool.JShellTool.processCommand(JShellTool.java:689)
at jdk.internal.jshell.tool.JShellTool.run(JShellTool.java:631)
at jdk.internal.jshell.tool.JShellTool.start(JShellTool.java:428)
at jdk.internal.jshell.tool.JShellTool.start(JShellTool.java:401)
at ReplToolTesting.testRaw(ReplToolTesting.java:240)
... 31 more
test ToolReloadTest.testReloadResetRestore(): success
test ToolReloadTest.testReloadSnippets(): success