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add diagnostics option to new arithmetic solver

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Nikolaj Bjorner 2024-01-22 16:23:19 -08:00
parent 839b7101ae
commit 8d4e7fac6b
4 changed files with 24 additions and 1 deletions
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19
src/sat/smt/arith_diagnostics.cpp
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@ -15,6 +15,8 @@ Author:
--*/
#include "util/cancel_eh.h"
#include "util/scoped_timer.h"
#include "ast/ast_util.h"
#include "ast/scoped_proof.h"
#include "sat/smt/euf_solver.h"
@ -242,4 +244,21 @@ namespace arith {
return m.mk_app(symbol(name), args.size(), args.data(), m.mk_proof_sort());
}
bool solver::validate_conflict() {
scoped_ptr<::solver> vs = mk_smt2_solver(m, ctx.s().params(), symbol::null);
for (auto lit : m_core)
vs->assert_expr(ctx.literal2expr(lit));
for (auto [a, b] : m_eqs)
vs->assert_expr(m.mk_eq(a->get_expr(), b->get_expr()));
cancel_eh<reslimit> eh(m.limit());
scoped_timer timer(1000, &eh);
bool result = l_true != vs->check_sat();
CTRACE("arith", !result, vs->display(tout));
CTRACE("arith", !result, s().display(tout));
SASSERT(result);
return result;
}
}