null
java.lang.reflect.InvocationTargetException
	at sun.reflect.GeneratedMethodAccessor19.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at com.intellij.execution.process.ProcessHandler$5.invoke(ProcessHandler.java:199)
	at $Proxy62.onTextAvailable(Unknown Source)
	at com.intellij.execution.process.ProcessHandler.notifyTextAvailable(ProcessHandler.java:159)
	at org.jetbrains.plugins.ruby.ruby.run.ColoredProcessHandler.textAvailable(ColoredProcessHandler.java:74)
	at org.jetbrains.plugins.ruby.ruby.run.ColoredProcessHandler.notifyTextAvailable(ColoredProcessHandler.java:69)
	at com.intellij.execution.process.OSProcessHandler$1.textAvailable(OSProcessHandler.java:121)
	at com.intellij.execution.process.OSProcessHandler$ReadProcessThread.checkTextAvailable(OSProcessHandler.java:322)
	at com.intellij.execution.process.OSProcessHandler$ReadProcessThread.run(OSProcessHandler.java:280)
	at com.intellij.openapi.application.impl.ApplicationImpl$5.run(ApplicationImpl.java:313)
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
	at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
	at java.util.concurrent.FutureTask.run(FutureTask.java:138)
	at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
	at java.lang.Thread.run(Thread.java:619)
	at com.intellij.openapi.application.impl.ApplicationImpl$1$1.run(ApplicationImpl.java:111)
Caused by: java.util.ConcurrentModificationException
	at java.util.AbstractList$Itr.checkForComodification(AbstractList.java:372)
	at java.util.AbstractList$Itr.next(AbstractList.java:343)
	at com.intellij.execution.testframework.sm.runner.OutputToGeneralTestEventsConverter.flushStdOutputBuffer(OutputToGeneralTestEventsConverter.java:73)
	at com.intellij.execution.testframework.sm.runner.OutputToGeneralTestEventsConverter.processStdOutConsistently(OutputToGeneralTestEventsConverter.java:90)
	at com.intellij.execution.testframework.sm.runner.OutputToGeneralTestEventsConverter.process(OutputToGeneralTestEventsConverter.java:46)
	at com.intellij.execution.testframework.sm.SMTestRunnerConnectionUtil$1.onTextAvailable(SMTestRunnerConnectionUtil.java:179)
	... 19 more



java.lang.Throwable
	at com.intellij.openapi.diagnostic.Logger.assertTrue(Logger.java:89)
	at com.intellij.execution.testframework.sm.runner.TestSuiteStack.popSuite(TestSuiteStack.java:45)
	at com.intellij.execution.testframework.sm.runner.GeneralToSMTRunnerEventsConvertor$6.run(GeneralToSMTRunnerEventsConvertor.java:151)
	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
	at com.intellij.ide.IdeEventQueue.defaultDispatchEvent(IdeEventQueue.java:526)
	at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:484)
	at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:352)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)



java.lang.AssertionError
	at com.intellij.execution.testframework.sm.runner.TestSuiteStack.popSuite(TestSuiteStack.java:46)
	at com.intellij.execution.testframework.sm.runner.GeneralToSMTRunnerEventsConvertor$6.run(GeneralToSMTRunnerEventsConvertor.java:151)
	at java.awt.event.InvocationEvent.dispatch(InvocationEvent.java:209)
	at java.awt.EventQueue.dispatchEvent(EventQueue.java:597)
	at com.intellij.ide.IdeEventQueue.defaultDispatchEvent(IdeEventQueue.java:526)
	at com.intellij.ide.IdeEventQueue._dispatchEvent(IdeEventQueue.java:484)
	at com.intellij.ide.IdeEventQueue.dispatchEvent(IdeEventQueue.java:352)
	at java.awt.EventDispatchThread.pumpOneEventForFilters(EventDispatchThread.java:269)
	at java.awt.EventDispatchThread.pumpEventsForFilter(EventDispatchThread.java:184)
	at java.awt.EventDispatchThread.pumpEventsForHierarchy(EventDispatchThread.java:174)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:169)
	at java.awt.EventDispatchThread.pumpEvents(EventDispatchThread.java:161)
	at java.awt.EventDispatchThread.run(EventDispatchThread.java:122)