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mirror of https://github.com/Z3Prover/z3 synced 2025-04-08 18:31:49 +00:00
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2021-08-26 18:55:53 -07:00
parent d6848175eb
commit 828fc72754
3 changed files with 11 additions and 5 deletions

View file

@ -3882,7 +3882,7 @@ namespace z3 {
public:
user_propagator_base(context* c) : s(nullptr), c(c) {}
user_propagator_base(Z3_context c) : s(nullptr), c(c) {}
user_propagator_base(solver* s): s(s), c(nullptr) {
Z3_solver_propagate_init(ctx(), *s, this, push_eh, pop_eh, fresh_eh);

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@ -275,7 +275,6 @@ namespace array {
* e1 = e2 or select(e1, diff(e1,e2)) != select(e2, diff(e1, e2))
*/
bool solver::assert_extensionality(expr* e1, expr* e2) {
TRACE("array", tout << "extensionality-axiom: " << mk_bounded_pp(e1, m) << " == " << mk_bounded_pp(e2, m) << "\n";);
++m_stats.m_num_extensionality_axiom;
func_decl_ref_vector const& funcs = sort2diff(e1->get_sort());
expr_ref_vector args1(m), args2(m);
@ -290,6 +289,7 @@ namespace array {
expr_ref sel2(a.mk_select(args2), m);
literal lit1 = eq_internalize(e1, e2);
literal lit2 = eq_internalize(sel1, sel2);
TRACE("array", tout << "extensionality-axiom: " << mk_bounded_pp(e1, m) << " == " << mk_bounded_pp(e2, m) << "\n" << lit1 << " " << ~lit2 << "\n";);
return add_clause(lit1, ~lit2);
}

View file

@ -277,9 +277,15 @@ namespace euf {
if (!tt && !mdl.is_true(e))
continue;
IF_VERBOSE(0,
verbose_stream() << "Failed to validate " << n->bool_var() << " " << bpp(n) << " " << mdl(e) << "\n";
for (auto* arg : euf::enode_args(n))
verbose_stream() << bpp(arg) << "\n" << mdl(arg->get_expr()) << "\n";);
verbose_stream() << "Failed to validate " << n->bool_var() << " " << bpp(n) << " " << mdl(e) << "\n";
for (auto* arg : euf::enode_args(n)) {
expr_ref val = mdl(arg->get_expr());
expr_ref sval(m);
th_rewriter rw(m);
rw(val, sval);
verbose_stream() << bpp(arg) << "\n" << sval << "\n";
});
CTRACE("euf", first,
tout << "Failed to validate " << n->bool_var() << " " << bpp(n) << " " << mdl(e) << "\n";
s().display(tout);