ChawdharyCookGulwaniSagivYang-ESOP2008-random2d_true-termination.c

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owner Johannes Waldmann
uploaded 2017-08-17 03:45:05.0
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description this is the default benchmark type for rejected benchmarks and benchmarks that are not associated with a type.
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/*
 * Program used in the experimental evaluation of the following paper.
 * 2008ESOP - Chawdhary,Cook,Gulwani,Sagiv,Yang - Ranking Abstractions
 *
 * Date: 2014
 * Author: Caterina Urban
 */

typedef enum {false, true} bool;

extern int __VERIFIER_nondet_int(void);

int main() {
    int x, y, i, r, N;
	N = 10;
    x = 0;
    y = 0;
    i = 0;
	while (i < N) {
		i = i + 1;
		r = __VERIFIER_nondet_int();
		if (r >= 0 && r <= 3) {
			if (r == 0) {
				x = x + 1;
			} else {if (r == 1) {
				x = x - 1;
			} else {if (r == 2) {
				y = y + 1;
			} else {if (r == 3) {
				y = y - 1;
            }}}}
		}
	}
	return 0;
}
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