void abort() { };
extern int __VERIFIER_nondet_int();
extern _Bool __VERIFIER_nondet_bool();
extern char __VERIFIER_nondet_char();
extern double __VERIFIER_nondet_double();
extern float __VERIFIER_nondet_float();
extern unsigned long __VERIFIER_nondet_ulong();
extern unsigned long long __VERIFIER_nondet_ulonglong();
extern unsigned int __VERIFIER_nondet_uint();
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();}
  }
  return;
}

int main() {
  unsigned int x = 0x0ffffff0;

  // START HAVOCABSTRACTION
  if (x > (0)) {
  x = __VERIFIER_nondet_uint();
  }
  if (x > (0)) abort();
  // END HAVOCABSTRACTION

  __VERIFIER_assert(!(x % 2));
}