CookSeeZuleger-TACAS2013-Fig7b_true-termination.c

contents

//#terminating
/*
 * Program from Fig.7b of
 * 2013TACAS - Cook,See,Zuleger - Ramsey vs. Lexicographic Termination Proving
 *
 * Date: 9.6.2013
 * Author: heizmann@informatik.uni-freiburg.de
 *
 */

extern int __VERIFIER_nondet_int(void);

int main() {
	int x = __VERIFIER_nondet_int();
	int y = __VERIFIER_nondet_int();
	int z = __VERIFIER_nondet_int();
	while (x>0 && y>0 && z>0) {
		if (__VERIFIER_nondet_int()) {
			x = x - 1;
		} else if (__VERIFIER_nondet_int()) {
			y = y - 1;
			z = __VERIFIER_nondet_int();
		} else {
			z = z - 1;
			x = __VERIFIER_nondet_int();
		}
	}
}

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