easy1_true-termination.c

contents

/*
 * Program used in the experimental evaluation of the following papers.
 * 2008ESOP - Chawdhary,Cook,Gulwani,Sagiv,Yang - Ranking Abstractions
 * 2010SAS - Alias,Darte,Feautrier,Gonnord, Multi-dimensional Rankings, Program 
 *           Termination, and Complexity Bounds of Flowchart Programs
 *
 * Date: 2014
 * Author: Caterina Urban
 */

typedef enum {false, true} bool;

extern int __VERIFIER_nondet_int(void);

int main() {
    int x, y, z;
	x = 0;
    y = 100;
    z = __VERIFIER_nondet_int();
	while (x < 40) {
		if (z == 0) {
			x = x + 1;
		} else {
			x = x + 2;
		}
	}
	return 0;
}

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