Picked up _JAVA_OPTIONS: -Xmx512M [INFO] Scanning for projects... [INFO] [INFO] ------------------------< ElkTesting:elkDemo5 >------------------------- [INFO] Building elkDemo5 0.0.1-SNAPSHOT [INFO] --------------------------------[ jar ]--------------------------------- [INFO] [INFO] --- exec-maven-plugin:3.0.0:java (default-cli) @ elkDemo5 --- WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.google.inject.internal.cglib.core.$ReflectUtils$2 (file:/C:/Users/mklnt/.m2/repository/com/google/inject/guice/3.0/guice-3.0.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int,java.security.ProtectionDomain) WARNING: Please consider reporting this to the maintainers of com.google.inject.internal.cglib.core.$ReflectUtils$2 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [WARNING] java.lang.NullPointerException: Cannot invoke "org.eclipse.elk.alg.graphviz.layouter.GraphvizLayouterPlugin.getBundle()" because the return value of "org.eclipse.elk.alg.graphviz.layouter.GraphvizLayouterPlugin.getDefault()" is null at org.eclipse.elk.alg.graphviz.layouter.preferences.GraphvizLayouterPreferenceStore.getPreferenceStore(GraphvizLayouterPreferenceStore.java:56) at org.eclipse.elk.alg.graphviz.layouter.preferences.GraphvizLayouterPreferenceStoreAccess.getUISaveBoolean(GraphvizLayouterPreferenceStoreAccess.java:73) at org.eclipse.elk.alg.graphviz.layouter.GraphvizLayoutProvider.layout(GraphvizLayoutProvider.java:139) at org.eclipse.elk.core.RecursiveGraphLayoutEngine.executeAlgorithm(RecursiveGraphLayoutEngine.java:250) at org.eclipse.elk.core.RecursiveGraphLayoutEngine.layoutRecursively(RecursiveGraphLayoutEngine.java:218) at org.eclipse.elk.core.RecursiveGraphLayoutEngine.layout(RecursiveGraphLayoutEngine.java:96) at org.eclipse.elk.core.RecursiveGraphLayoutEngine.layout(RecursiveGraphLayoutEngine.java:72) at elkDemo5.Main.main(Main.java:57) at org.codehaus.mojo.exec.ExecJavaMojo$1.run(ExecJavaMojo.java:254) at java.base/java.lang.Thread.run(Thread.java:832) java.lang.InterruptedException at java.base/java.lang.Object.wait(Native Method) at java.base/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:155) at java.base/java.lang.ref.ReferenceQueue.remove(ReferenceQueue.java:176) at org.eclipse.emf.common.util.CommonUtil$1ReferenceClearingQueuePollingThread.run(CommonUtil.java:70) [WARNING] thread Thread[com.google.inject.internal.util.$Finalizer,5,elkDemo5.Main] was interrupted but is still alive after waiting at least 14998msecs [WARNING] thread Thread[com.google.inject.internal.util.$Finalizer,5,elkDemo5.Main] will linger despite being asked to die via interruption [WARNING] NOTE: 1 thread(s) did not finish despite being asked to via interruption. This is not a problem with exec:java, it is a problem with the running code. Although not serious, it should be remedied. [WARNING] Couldn't destroy threadgroup org.codehaus.mojo.exec.ExecJavaMojo$IsolatedThreadGroup[name=elkDemo5.Main,maxpri=10] java.lang.IllegalThreadStateException at java.base/java.lang.ThreadGroup.destroy(ThreadGroup.java:774) at org.codehaus.mojo.exec.ExecJavaMojo.execute(ExecJavaMojo.java:293) at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:137) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:210) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:156) at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:148) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:117) at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:81) at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:56) at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:128) at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:305) at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:192) at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:105) at org.apache.maven.cli.MavenCli.execute(MavenCli.java:957) at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:289) at org.apache.maven.cli.MavenCli.main(MavenCli.java:193) 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:564) at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:282) at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:225) at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:406) at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:347) [INFO] ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] Total time: 24:00 min [INFO] Finished at: 2022-03-01T14:50:40-07:00 [INFO] ------------------------------------------------------------------------ [ERROR] Failed to execute goal org.codehaus.mojo:exec-maven-plugin:3.0.0:java (default-cli) on project elkDemo5: An exception occured while executing the Java class. Cannot invoke "org.eclipse.elk.alg.graphviz.layouter.GraphvizLayouterPlugin.getBundle()" because the return value of "org.eclipse.elk.alg.graphviz.layouter.GraphvizLayouterPlugin.getDefault()" is null -> [Help 1] [ERROR] [ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch. [ERROR] Re-run Maven using the -X switch to enable full debug logging. [ERROR] [ERROR] For more information about the errors and possible solutions, please read the following articles: [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoExecutionException