// verifast_options{disable_overflow_check target:ILP32}
extern void abort(void);
//@ requires true;
//@ ensures true;


void reach_error()
//@ requires false;
//@ ensures true;
{}void assume_abort_if_not(int cond) 
//@ requires true;
//@ ensures true;
{  if(!cond) {abort();}
}
void __VERIFIER_assert(int cond) 
//@ requires (1 <= cond);
//@ ensures (1 <= cond);
{  if (!(cond)) {
      ERROR: {reach_error();abort();}
  }
  return;
}
int __VERIFIER_nondet_int();
//@ requires true;
//@ ensures true;
int main() 
//@ requires module(cggmp2005b__verifast_instrumented, true);
//@ ensures junk();
{
    //@ open_module(); 
    int i,j,k;
    i = 0;
    k = 9;
    j = -100;
while (i <= 100)
//@ invariant (((i == 0) && ((j + 100) <= 0)) || (k == 4));
    {
 i = i + 1;
while (j < 20)
//@ invariant ((i < 2) || (k == 4));
    {
     j = i + j;
 }
 k = 4;
while (k <= 3)
//@ invariant (k == 4);
    {
     k = k + 1;
 }
    }
    __VERIFIER_assert(k == 4);
    return 0;
}