void abort() { };
                                                         
  
                                                             
  
                                      

                                                                                                 
                                                     
                                                                                                    
                                                                                                       

                        
                                                                                                                                                       
                  
 
                                                 
 

extern int __VERIFIER_nondet_int();
/*@ 
    requires ((\old(cond) != 0)) && (cond != 0);
    ensures ((\old(cond) != 0)) && (1);
@*/
void __VERIFIER_assert(int cond)
{
  if (!cond)
  {
    ERROR:
    {
      /*@ assert(0); */;
      abort();
    }

  }
  else
  {
  }
  return;
}

void func_to_recursive_line_13_to_14_0(unsigned int *x)
{
  if (__VERIFIER_nondet_int())
  {
    {
      *x += 2;
    }
    func_to_recursive_line_13_to_14_0(x);
  }
  else
  {
  }
}

int main()
{
  unsigned int x = 0;
  func_to_recursive_line_13_to_14_0(&x);
  __VERIFIER_assert(!(x % 2));
  return 0;
}