using System;

public class Program

{

    static void SomeMethod()

    {

        System.Threading.Thread.Sleep(1000);

        throw new OperationCanceledException("cancelled1");

    }

    public static void Main()

    {

        for (var i = 0; i < 10; i++)

        {

            try 

            {

                SomeMethod();

            }

            catch (OperationCanceledException)

            {

            }

        }

        throw new OperationCanceledException("cancelled2");

    }

}