The following test failed in the JDK17 CI on macOS-aarch64:

jdk/jshell/ToolBasicTest.java

The test failed a total of 60 times in Tier2 with messages that
look like this:

test ToolBasicTest.testOpenFileOverHttp(): failure
java.lang.AssertionError: command output: /o http://<ip_addr>:61380/script.
 expected [] but found [| File 'http://<ip_addr>:61380/script' for '/open' threw exception: java.io.IOException: Server returned HTTP response code: 502 for URL: http://<ip_addr>:61380/script]
at org.testng.Assert.fail(Assert.java:94)
at org.testng.Assert.failNotEquals(Assert.java:496)
at org.testng.Assert.assertEquals(Assert.java:125)
at org.testng.Assert.assertEquals(Assert.java:178)
at ReplToolTesting.assertOutput(ReplToolTesting.java:529)
at ReplToolTesting.assertCommand(ReplToolTesting.java:511)
at ReplToolTesting.assertCommand(ReplToolTesting.java:472)
at ToolBasicTest.lambda$testOpenFileOverHttp$112(ToolBasicTest.java:544)
at ReplToolTesting$PromptedCommandOutputStream.write(ReplToolTesting.java:824)
at java.base/java.io.PrintStream.write(PrintStream.java:535)
at jdk.internal.le/jdk.internal.org.jline.terminal.impl.LineDisciplineTerminal.processOutputByte(LineDisciplineTerminal.java:253)
at jdk.internal.le/jdk.internal.org.jline.terminal.impl.LineDisciplineTerminal$FilteringOutputStream.write(LineDisciplineTerminal.java:294)
at java.base/sun.nio.cs.StreamEncoder.writeBytes(StreamEncoder.java:234)
at java.base/sun.nio.cs.StreamEncoder.implFlushBuffer(StreamEncoder.java:313)
at java.base/sun.nio.cs.StreamEncoder.implFlush(StreamEncoder.java:318)
at java.base/sun.nio.cs.StreamEncoder.flush(StreamEncoder.java:160)
at java.base/java.io.OutputStreamWriter.flush(OutputStreamWriter.java:248)
at java.base/java.io.PrintWriter.flush(PrintWriter.java:396)
at jdk.internal.le/jdk.internal.org.jline.terminal.impl.AbstractTerminal.flush(AbstractTerminal.java:174)
at jdk.internal.le/jdk.internal.org.jline.utils.Display.update(Display.java:336)
at jdk.internal.le/jdk.internal.org.jline.reader.impl.LineReaderImpl.redisplay(LineReaderImpl.java:3943)
at jdk.internal.le/jdk.internal.org.jline.reader.impl.LineReaderImpl.redisplay(LineReaderImpl.java:3803)
at jdk.internal.le/jdk.internal.org.jline.reader.impl.LineReaderImpl.readLine(LineReaderImpl.java:626)
at jdk.internal.le/jdk.internal.org.jline.reader.impl.LineReaderImpl.readLine(LineReaderImpl.java:454)
at jdk.jshell/jdk.internal.jshell.tool.ConsoleIOContext.readLine(ConsoleIOContext.java:233)
at jdk.jshell/jdk.internal.jshell.tool.JShellTool.getInput(JShellTool.java:1270)
at jdk.jshell/jdk.internal.jshell.tool.JShellTool.run(JShellTool.java:1204)
at jdk.jshell/jdk.internal.jshell.tool.JShellTool.start(JShellTool.java:990)
at jdk.jshell/jdk.internal.jshell.tool.JShellToolBuilder.run(JShellToolBuilder.java:240)
at ReplToolTesting.testRawRun(ReplToolTesting.java:313)
at ReplToolTesting.testRaw(ReplToolTesting.java:296)
at ReplToolTesting.test(ReplToolTesting.java:249)
at ReplToolTesting.test(ReplToolTesting.java:233)
at ReplToolTesting.test(ReplToolTesting.java:229)
at ReplToolTesting.test(ReplToolTesting.java:225)
at ToolBasicTest.testOpenFileOverHttp(ToolBasicTest.java:543)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:78)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at org.testng.internal.MethodInvocationHelper.invokeMethod(MethodInvocationHelper.java:85)
at org.testng.internal.Invoker.invokeMethod(Invoker.java:639)
at org.testng.internal.Invoker.invokeTestMethod(Invoker.java:821)
at org.testng.internal.Invoker.invokeTestMethods(Invoker.java:1131)
at org.testng.internal.TestMethodWorker.invokeTestMethods(TestMethodWorker.java:124)
at org.testng.internal.TestMethodWorker.run(TestMethodWorker.java:108)
at org.testng.TestRunner.privateRun(TestRunner.java:773)
at org.testng.TestRunner.run(TestRunner.java:623)
at org.testng.SuiteRunner.runTest(SuiteRunner.java:357)
at org.testng.SuiteRunner.runSequentially(SuiteRunner.java:352)
at org.testng.SuiteRunner.privateRun(SuiteRunner.java:310)
at org.testng.SuiteRunner.run(SuiteRunner.java:259)
at org.testng.SuiteRunnerWorker.runSuite(SuiteRunnerWorker.java:52)
at org.testng.SuiteRunnerWorker.run(SuiteRunnerWorker.java:86)
at org.testng.TestNG.runSuitesSequentially(TestNG.java:1185)
at org.testng.TestNG.runSuitesLocally(TestNG.java:1110)
at org.testng.TestNG.run(TestNG.java:1018)
at com.sun.javatest.regtest.agent.TestNGRunner.main(TestNGRunner.java:94)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:78)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:568)
at com.sun.javatest.regtest.agent.MainActionHelper$AgentVMRunnable.run(MainActionHelper.java:298)
at java.base/java.lang.Thread.run(Thread.java:831)