// 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 (cond != 0);
//@ ensures (cond != 0);
{  if (!(cond)) {
    ERROR: {reach_error();abort();}
  }
  return;
}
int __VERIFIER_nondet_int();
//@ requires true;
//@ ensures true;
int main() 
//@ requires module(id_build__verifast_instrumented, true);
//@ ensures junk();
{
    //@ open_module(); 
  int offset, length, nlen = __VERIFIER_nondet_int();
  int i, j;
for (i=0; i<nlen; i++)
//@ invariant (0 < (i + 1));
    {
for (j=0; j<8; j++)
//@ invariant (((i + 1) <= nlen) && (0 <= i));
    {
      __VERIFIER_assert(0 <= nlen-1-i);
      __VERIFIER_assert(nlen-1-i < nlen);
    }
  }
  return 0;
}