[TESTBUG] sanity/client/SwingSet/src/ButtonDemoScreenshotTest.java failed 4 tests

The following test failed in the JDK17 CI:

sanity/client/SwingSet/src/ButtonDemoScreenshotTest.java

Here's a snippet from the log file:

disposeAllWindows
test ButtonDemoScreenshotTest.test("com.apple.laf.AquaLookAndFeel"): failure
org.netbeans.jemmy.TimeoutExpiredException: Wait "A still image of org.netbeans.jemmy.operators.JFrameOperator@778d018d" state to be reached (ComponentOperator.WaitStateTimeout)
at org.netbeans.jemmy.Waiter.waitAction(Waiter.java:210)
at org.netbeans.jemmy.operators.Operator.waitState(Operator.java:721)
at org.netbeans.jemmy.operators.Operator.waitState(Operator.java:696)
at org.jemmy2ext.JemmyExt.waitStillImage(JemmyExt.java:239)
at ButtonDemoScreenshotTest.test(ButtonDemoScreenshotTest.java:84)
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 com.sun.javatest.regtest.agent.TestNGRunner.main(TestNGRunner.java:54)
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.MainWrapper$MainThread.run(MainWrapper.java:127)
at java.base/java.lang.Thread.run(Thread.java:831)

===============================================
sanity/client/SwingSet/src/ButtonDemoScreenshotTest.java
Total tests run: 4, Failures: 4, Skips: 0
===============================================

----------System.err:(22/1634)----------
Error:
"Wait "A still image of org.netbeans.jemmy.operators.JFrameOperator@1ad716b1" state to be reached (ComponentOperator.WaitStateTimeout)" action has not been produced in 60465 milliseconds
Error:
"Wait "A still image of org.netbeans.jemmy.operators.JFrameOperator@476a7774" state to be reached (ComponentOperator.WaitStateTimeout)" action has not been produced in 60435 milliseconds
Error:
"Wait "A still image of org.netbeans.jemmy.operators.JFrameOperator@2eb7d242" state to be reached (ComponentOperator.WaitStateTimeout)" action has not been produced in 60498 milliseconds
Error:
"Wait "A still image of org.netbeans.jemmy.operators.JFrameOperator@778d018d" state to be reached (ComponentOperator.WaitStateTimeout)" action has not been produced in 60531 milliseconds
java.lang.Exception: failures: 4
at com.sun.javatest.regtest.agent.TestNGRunner.main(TestNGRunner.java:96)
at com.sun.javatest.regtest.agent.TestNGRunner.main(TestNGRunner.java:54)
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.MainWrapper$MainThread.run(MainWrapper.java:127)
at java.base/java.lang.Thread.run(Thread.java:831)

JavaTest Message: Test threw exception: java.lang.Exception: failures: 4
JavaTest Message: shutting down test

STATUS:Failed.`main' threw exception: java.lang.Exception: failures: 4
----------rerun:(42/8881)*----------