Container startup failed
java.lang.ExceptionInInitializerError
        at com.thoughtworks.xstream.XStream.setupConverters(XStream.java:811)
        at com.thoughtworks.xstream.XStream.<init>(XStream.java:574)
        at com.thoughtworks.xstream.XStream.<init>(XStream.java:496)
        at com.thoughtworks.xstream.XStream.<init>(XStream.java:465)
        at com.thoughtworks.xstream.XStream.<init>(XStream.java:411)
        at com.thoughtworks.xstream.XStream.<init>(XStream.java:350)
        at hudson.util.XStream2.<init>(XStream2.java:89)
        at jenkins.model.Jenkins.<clinit>(Jenkins.java:5064)
        at hudson.WebAppMain.installLogger(WebAppMain.java:296)
        at hudson.WebAppMain.contextInitialized(WebAppMain.java:126)
        at org.eclipse.jetty.server.handler.ContextHandler.callContextInitialized(ContextHandler.java:800)
        at org.eclipse.jetty.servlet.ServletContextHandler.callContextInitialized(ServletContextHandler.java:444)
        at org.eclipse.jetty.server.handler.ContextHandler.startContext(ContextHandler.java:791)
        at org.eclipse.jetty.servlet.ServletContextHandler.startContext(ServletContextHandler.java:294)
        at org.eclipse.jetty.webapp.WebAppContext.startWebapp(WebAppContext.java:1349)
        at org.eclipse.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1342)
        at org.eclipse.jetty.server.handler.ContextHandler.doStart(ContextHandler.java:741)
        at org.eclipse.jetty.webapp.WebAppContext.doStart(WebAppContext.java:505)
        at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68)
        at org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:132)
        at org.eclipse.jetty.server.Server.start(Server.java:387)
        at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:114)
        at org.eclipse.jetty.server.handler.AbstractHandler.doStart(AbstractHandler.java:61)
        at org.eclipse.jetty.server.Server.doStart(Server.java:354)
        at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68)
        at winstone.Launcher.<init>(Launcher.java:152)
        at winstone.Launcher.main(Launcher.java:352)
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77)
        at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.base/java.lang.reflect.Method.invoke(Method.java:568)
        at Main._main(Main.java:264)
        at Main.main(Main.java:112)
Caused by: java.lang.reflect.InaccessibleObjectException: Unable to make field private final java.util.Comparator java.util.TreeMap.comparator accessible: module java.base does not "opens java.util" to unnamed module @ecf9fb3
        at java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:354)
        at java.base/java.lang.reflect.AccessibleObject.checkCanSetAccessible(AccessibleObject.java:297)
        at java.base/java.lang.reflect.Field.checkCanSetAccessible(Field.java:178)
        at java.base/java.lang.reflect.Field.setAccessible(Field.java:172)
        at com.thoughtworks.xstream.core.util.Fields.locate(Fields.java:39)
        at com.thoughtworks.xstream.converters.collections.TreeMapConverter.<clinit>(TreeMapConverter.java:50)
        ... 33 more