anchor.diff:  
   
   [<Test>]
  -let ``try with should catch exception in the continuation``() =
  -   let task = Task.TaskBuilder(continuationOptions = TaskContinuationOptions.ExecuteSynchronously)
  +let ``try with should catch exception in the continuation``() =   
      let result = task {
         try 
            do! Task.Factory.StartNew(fun () -> failwith "exception")            
  
positive.code: 
  
  [<Test>]
  let ``try with should do unwrapping of exception to original type if it was raised in continuation``() =
     let task = Task.TaskBuilder(continuationOptions = TaskContinuationOptions.ExecuteSynchronously)
     let result = task {
        try 
           do! Task.Factory.StartNew(fun () -> invalidArg "param name" "msg")
  
negative.code: 
  
  [<Test>]
  let ``try with should catch exception in the body``() =   
     let result = task {
        try 
           failwith "exception"
  