Testsuite: org.apache.coyote.http2.TestHttp2Section_3_5
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.711 sec
------------- Standard Error -----------------
12-Dec-2023 16:48:57.248 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[0: loop [0], useAsyncIO[false]]]
12-Dec-2023 16:48:58.249 INFO [main] org.apache.coyote.http11.AbstractHttp11Protocol.configureUpgradeProtocol The ["http-nio-127.0.0.1-auto-1"] connector has been configured to support HTTP upgrade to [h2c]
12-Dec-2023 16:48:58.249 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-127.0.0.1-auto-1"]
12-Dec-2023 16:48:58.295 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
12-Dec-2023 16:48:58.295 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/11.0.0-M16-dev]
12-Dec-2023 16:48:58.434 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-127.0.0.1-auto-1-42379"]
12-Dec-2023 16:48:58.586 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio-127.0.0.1-auto-1-42379"]
12-Dec-2023 16:48:58.587 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
12-Dec-2023 16:48:58.611 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio-127.0.0.1-auto-1-42379"]
12-Dec-2023 16:48:58.621 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio-127.0.0.1-auto-1-42379"]
12-Dec-2023 16:48:58.637 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[1: loop [0], useAsyncIO[true]]]
12-Dec-2023 16:48:58.647 INFO [main] org.apache.coyote.http11.AbstractHttp11Protocol.configureUpgradeProtocol The ["http-nio-127.0.0.1-auto-2"] connector has been configured to support HTTP upgrade to [h2c]
12-Dec-2023 16:48:58.647 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-127.0.0.1-auto-2"]
12-Dec-2023 16:48:58.648 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
12-Dec-2023 16:48:58.648 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/11.0.0-M16-dev]
12-Dec-2023 16:48:58.666 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-127.0.0.1-auto-2-37423"]
12-Dec-2023 16:48:58.853 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio-127.0.0.1-auto-2-37423"]
12-Dec-2023 16:48:58.855 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
12-Dec-2023 16:48:58.859 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio-127.0.0.1-auto-2-37423"]
Exception in thread "http-nio-127.0.0.1-auto-2-exec-2" 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.NioEndpoint$NioSocketWrapper$NioOperationState.run(NioEndpoint.java:1662)
	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:61)
	at java.base/java.lang.Thread.run(Thread.java:1570)
12-Dec-2023 16:48:58.875 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio-127.0.0.1-auto-2-37423"]
------------- ---------------- ---------------

Testcase: testNoConnectionPreface[0: loop [0], useAsyncIO[false]] took 1.439 sec
Testcase: testNoConnectionPreface[1: loop [0], useAsyncIO[true]] took 0.239 sec