Showing error 1503

User: Jiri Slaby
Error type: Reachable Error Location
Error type description: A specified error location is reachable in some program path
File location: loops/nec40_safe.i
Line in file: 3
Project: SV-COMP 2013
Project version: 2.6.28
Tools: Manual Work
Entered: 2013-01-17 16:57:54 UTC

Source: 

 1void __VERIFIER_assert(int cond) {
 2  if (!(cond)) {
 3    ERROR: goto ERROR;
 4  }
 5  return;
 6}
 7int __VERIFIER_nondet_int();
 8
 9  char x[100], y[100];
10  int i,j,k;
11
12void main() {
13  k = __VERIFIER_nondet_int();
14
15  i = 0;
16  while(x[i] != 0){
17    y[i] = x[i];
18    i++;
19  }
20  y[i] = 0;
21
22  if(k >= 0 && k < i)
23    if(y[k] != 0)
24      {__VERIFIER_assert(0);}
25}
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