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(); void assume_abort_if_not(int cond) { if(!cond) {abort();} } /*@ requires ((\old(cond) != 0)) && (cond != 0); ensures ((\old(cond) != 0)) && (1); @*/ void __VERIFIER_assert(int cond) { if (!(cond)) { ERROR: {/*@ assert(0); */;abort();} } return; } int __VERIFIER_nondet_int(); _Bool __VERIFIER_nondet_bool(); int main() { int x=__VERIFIER_nondet_int(); int z=__VERIFIER_nondet_int(); if (!(x>-100)) return 0; if (!(x<200)) return 0; if (!(z>100)) return 0; if (!(z<200)) return 0; // START HAVOCABSTRACTION if ((z > (100)) & (x < (100))) { z = __VERIFIER_nondet_int(); x = __VERIFIER_nondet_int(); } if ((z > (100)) & (x < (100))) abort(); // END HAVOCABSTRACTION __VERIFIER_assert(x>=100 || z<=100); return 0; }