Testsuite: org.apache.coyote.http2.TestHttp2Section_3_5
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.738 sec
------------- Standard Error -----------------
12-Feb-2024 20:55:31.207 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[0: loop [0], useAsyncIO[false]]]
12-Feb-2024 20:55:32.189 INFO [main] org.apache.coyote.http11.AbstractHttp11Protocol.configureUpgradeProtocol The ["http-nio2-127.0.0.1-auto-1"] connector has been configured to support HTTP upgrade to [h2c]
12-Feb-2024 20:55:32.189 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-1"]
12-Feb-2024 20:55:32.298 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
12-Feb-2024 20:55:32.298 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/11.0.0-M17-dev]
12-Feb-2024 20:55:32.437 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-1-35845"]
12-Feb-2024 20:55:32.586 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-1-35845"]
12-Feb-2024 20:55:32.587 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
12-Feb-2024 20:55:32.610 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-1-35845"]
12-Feb-2024 20:55:32.622 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-1-35845"]
12-Feb-2024 20:55:32.642 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[1: loop [0], useAsyncIO[true]]]
12-Feb-2024 20:55:32.644 INFO [main] org.apache.coyote.http11.AbstractHttp11Protocol.configureUpgradeProtocol The ["http-nio2-127.0.0.1-auto-2"] connector has been configured to support HTTP upgrade to [h2c]
12-Feb-2024 20:55:32.645 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-2"]
12-Feb-2024 20:55:32.681 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
12-Feb-2024 20:55:32.682 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/11.0.0-M17-dev]
12-Feb-2024 20:55:32.697 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-2-42113"]
12-Feb-2024 20:55:32.777 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-2-42113"]
Exception in thread "http-nio2-127.0.0.1-auto-2-exec-3" org.apache.coyote.ProtocolException: Invalid connection preface presented
	at org.apache.coyote.http2.Http2AsyncParser$PrefaceCompletionHandler.callHandler(Http2AsyncParser.java:96)
	at org.apache.tomcat.util.net.SocketWrapperBase$VectoredIOCompletionHandler.completed(SocketWrapperBase.java:1076)
	at org.apache.tomcat.util.net.SocketWrapperBase$VectoredIOCompletionHandler.completed(SocketWrapperBase.java:1065)
	at java.base/sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:125)
	at java.base/sun.nio.ch.Invoker$1.run(Invoker.java:217)
	at java.base/sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:113)
	at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:636)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:63)
	at java.base/java.lang.Thread.run(Thread.java:1570)
12-Feb-2024 20:55:32.783 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
12-Feb-2024 20:55:32.788 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-2-42113"]
12-Feb-2024 20:55:32.791 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-2-42113"]
------------- ---------------- ---------------

Testcase: testNoConnectionPreface[0: loop [0], useAsyncIO[false]] took 1.536 sec
Testcase: testNoConnectionPreface[1: loop [0], useAsyncIO[true]] took 0.156 sec