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Add RUP checking mode to proof checker.

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This commit is contained in:
Nikolaj Bjorner 2022-08-30 09:45:19 -07:00
parent 8cb118235a
commit 0f475f45b5
3 changed files with 63 additions and 19 deletions
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16
src/sat/smt/arith_proof_checker.h
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@ -370,7 +370,10 @@ namespace arith {
expr* x, *y;
for (expr* arg : *jst) {
if (even) {
VERIFY(a.is_numeral(arg, coeff));
if (!a.is_numeral(arg, coeff)) {
IF_VERBOSE(0, verbose_stream() << "not numeral " << mk_pp(jst, m) << "\n");
return false;
}
}
else {
bool sign = m.is_not(arg, arg);
@ -387,13 +390,16 @@ namespace arith {
}
even = !even;
}
// display(verbose_stream());
// todo: correlate with literals in clause, literals that are not in clause should have RUP property.
return check_farkas();
if (check_farkas())
return true;
IF_VERBOSE(0, verbose_stream() << "did not check farkas\n" << mk_pp(jst, m) << "\n");
return false;
}
// todo: rules for bounds and implied-by
IF_VERBOSE(0, verbose_stream() << "did not check " << mk_pp(jst, m) << "\n");
return false;
}