Error(s), warning(s):
org.mozilla.javascript.WrappedException: Wrapped java.lang.NullPointerException at org.mozilla.javascript.Context.throwAsScriptRuntimeEx(Context.java:1893) at org.mozilla.javascript.MemberBox.invoke(MemberBox.java:148) at org.mozilla.javascript.FunctionObject.call(FunctionObject.java:387) at org.mozilla.javascript.optimizer.OptRuntime.callName0(OptRuntime.java:74) at org.mozilla.javascript.gen._home_ren_Desktop_rextester_linux_2_0_usercode_1818039802_source_js_1._c_script_0(Unknown Source) at org.mozilla.javascript.gen._home_ren_Desktop_rextester_linux_2_0_usercode_1818039802_source_js_1.call(Unknown Source) at org.mozilla.javascript.ContextFactory.doTopCall(ContextFactory.java:393) at org.mozilla.javascript.ScriptRuntime.doTopCall(ScriptRuntime.java:3282) at org.mozilla.javascript.gen._home_ren_Desktop_rextester_linux_2_0_usercode_1818039802_source_js_1.call(Unknown Source) at org.mozilla.javascript.gen._home_ren_Desktop_rextester_linux_2_0_usercode_1818039802_source_js_1.exec(Unknown Source) at org.mozilla.javascript.tools.shell.Main.processFileSecure(Main.java:601) at org.mozilla.javascript.tools.shell.Main.processFile(Main.java:560) at org.mozilla.javascript.tools.shell.Main.processSource(Main.java:531) at org.mozilla.javascript.tools.shell.Main.processFiles(Main.java:179) at org.mozilla.javascript.tools.shell.Main$IProxy.run(Main.java:100) at org.mozilla.javascript.Context.call(Context.java:501) at org.mozilla.javascript.ContextFactory.call(ContextFactory.java:503) at org.mozilla.javascript.tools.shell.Main.exec(Main.java:161) at org.mozilla.javascript.tools.shell.Main.main(Main.java:136) Caused by: java.lang.NullPointerException at org.mozilla.javascript.tools.shell.Global.readline(Global.java:1149) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.base/java.lang.reflect.Method.invoke(Method.java:566) at org.mozilla.javascript.MemberBox.invoke(MemberBox.java:126) ... 17 more