Testsuite: org.apache.coyote.http2.TestHttp2Section_3_5 Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.116 sec ------------- Standard Error ----------------- 31-Mar-2023 00:16:56.170 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[0: loop [0], useAsyncIO[false]]] 31-Mar-2023 00:16:56.780 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] 31-Mar-2023 00:16:56.780 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-1"] 31-Mar-2023 00:16:56.822 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat] 31-Mar-2023 00:16:56.823 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/10.1.8-dev] 31-Mar-2023 00:16:56.950 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-1-33653"] 31-Mar-2023 00:16:57.088 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-1-33653"] 31-Mar-2023 00:16:57.090 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat] 31-Mar-2023 00:16:57.110 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-1-33653"] 31-Mar-2023 00:16:57.112 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-1-33653"] 31-Mar-2023 00:16:57.124 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[1: loop [0], useAsyncIO[true]]] 31-Mar-2023 00:16:57.135 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] 31-Mar-2023 00:16:57.135 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-2"] 31-Mar-2023 00:16:57.139 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat] 31-Mar-2023 00:16:57.139 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/10.1.8-dev] 31-Mar-2023 00:16:57.145 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-2-33037"] 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:1077) at org.apache.tomcat.util.net.SocketWrapperBase$VectoredIOCompletionHandler.completed(SocketWrapperBase.java:1066) at java.base/sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:129) at java.base/sun.nio.ch.Invoker$2.run(Invoker.java:221) at java.base/sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:113) at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.base/java.lang.Thread.run(Thread.java:833) 31-Mar-2023 00:16:57.205 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-2-33037"] 31-Mar-2023 00:16:57.206 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat] 31-Mar-2023 00:16:57.209 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-2-33037"] 31-Mar-2023 00:16:57.210 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-2-33037"] ------------- ---------------- --------------- Testcase: testNoConnectionPreface[0: loop [0], useAsyncIO[false]] took 0.999 sec Testcase: testNoConnectionPreface[1: loop [0], useAsyncIO[true]] took 0.09 sec