System.AggregateException : One or more errors occurred. ---- System.Threading.Tasks.TaskCanceledException : A task was canceled.
Server stack trace: 
   at System.Threading.Tasks.Task.ThrowIfExceptional(Boolean includeTaskCanceledExceptions)
   at System.Threading.Tasks.Task.Wait(Int32 millisecondsTimeout, CancellationToken cancellationToken)
   at Microsoft.VisualStudio.IntegrationTest.Utilities.InProcess.InteractiveWindow_InProc.SubmitText(String text) in /_/src/VisualStudio/IntegrationTest/TestUtilities/InProcess/InteractiveWindow_InProc.cs:line 186
   at System.Runtime.Remoting.Messaging.StackBuilderSink._PrivateProcessMessage(IntPtr md, Object[] args, Object server, Object[]& outArgs)
   at System.Runtime.Remoting.Messaging.StackBuilderSink.SyncProcessMessage(IMessage msg)

Exception rethrown at [0]: 
   at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
   at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
   at Microsoft.VisualStudio.IntegrationTest.Utilities.InProcess.InteractiveWindow_InProc.SubmitText(String text)
   at Roslyn.VisualStudio.IntegrationTests.CSharp.CSharpInteractiveDirectives.WorkspaceClearedAfterReset() in /_/src/VisualStudio/IntegrationTest/IntegrationTests/CSharp/CSharpInteractiveDirectives.cs:line 265