[kernel] Parsing tests/syntax/Refresh_visitor.i (no preprocessing) Start [eva] Analyzing a complete application starting at main [eva] Computing initial state [eva] Initial state computed [eva:initial-state] Values of globals at initialization [eva:alarm] tests/syntax/Refresh_visitor.i:17: Warning: assertion got status unknown. [eva] tests/syntax/Refresh_visitor.i:23: loop invariant got status valid. [eva] tests/syntax/Refresh_visitor.i:24: loop invariant got status valid. [eva] tests/syntax/Refresh_visitor.i:29: loop invariant got status valid. [eva] tests/syntax/Refresh_visitor.i:30: loop invariant got status valid. [eva] tests/syntax/Refresh_visitor.i:32: starting to merge loop iterations [eva] tests/syntax/Refresh_visitor.i:26: starting to merge loop iterations [eva:alarm] tests/syntax/Refresh_visitor.i:14: Warning: function main: postcondition got status unknown. [eva] Recording results for main [eva] done for function main /* Generated by Frama-C */ struct S { int i ; }; struct matrix { int m[100] ; }; /*@ lemma foo: ∀ struct S x; x.i ≥ 0 ∨ x.i < 0; */ /*@ ensures \result ≥ \old(x.i); */ int main(struct S x, struct matrix m) { struct matrix m_t; int y = x.i; /*@ assert y ≡ x.i; */ ; int i = 0; int j = 0; i = 0; /*@ loop invariant 0 ≤ i ≤ 2; loop invariant 0 ≤ j ≤ 2; loop assigns i, j, m_t; */ while (i < 2) { j = 0; /*@ loop invariant 0 ≤ j ≤ 2; loop invariant 0 ≤ i < 2; loop assigns j, m_t; */ while (j < 2) { m_t.m[i * 2 + j] = m.m[j * 2 + i]; j ++; } i ++; } return y; }