NPE from jetty test webapp

[gregw]

Jetty version
10.0.0-SNAPSHOT

Description

java.lang.NullPointerException
	at org.eclipse.jetty.server.Request.newPushBuilder(Request.java:319)
	at org.eclipse.jetty.servlets.PushCacheFilter.doFilter(PushCacheFilter.java:124)
	at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:207)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1600)
	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:538)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:136)
	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:561)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:228)
	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1563)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:136)
	at org.eclipse.jetty.server.handler.gzip.GzipHandler.handle(GzipHandler.java:697)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:228)
	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1357)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:181)
	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:482)
	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1536)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:179)
	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1281)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:134)
	at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:231)
	at org.eclipse.jetty.server.handler.HandlerList.handle(HandlerList.java:56)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
	at org.eclipse.jetty.rewrite.handler.RewriteHandler.handle(RewriteHandler.java:306)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
	at org.eclipse.jetty.server.Server.handle(Server.java:564)
	at org.eclipse.jetty.server.HttpChannel.lambda$handle$0(HttpChannel.java:370)
	at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:567)
	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:362)
	at org.eclipse.jetty.server.HttpChannel.run(HttpChannel.java:322)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:338)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:315)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:173)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.produce(EatWhatYouKill.java:137)
	at org.eclipse.jetty.http2.HTTP2Connection.produce(HTTP2Connection.java:205)
	at org.eclipse.jetty.http2.HTTP2Connection.onFillable(HTTP2Connection.java:152)
	at org.eclipse.jetty.http2.HTTP2Connection$FillableCallback.succeeded(HTTP2Connection.java:375)
	at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105)
	at org.eclipse.jetty.io.ssl.SslConnection$DecryptedEndPoint.onFillable(SslConnection.java:528)
	at org.eclipse.jetty.io.ssl.SslConnection.onFillable(SslConnection.java:377)
	at org.eclipse.jetty.io.ssl.SslConnection$2.succeeded(SslConnection.java:163)
	at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105)
	at org.eclipse.jetty.io.SocketChannelEndPoint$1.run(SocketChannelEndPoint.java:106)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:338)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:315)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:173)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
	at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:375)
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:790)
	at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:912)
	at java.base/java.lang.Thread.run(Thread.java:832)