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merge with master

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Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2018-03-25 14:57:01 -07:00
commit c513f3ca09
883 changed files with 13979 additions and 16480 deletions
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8
src/tactic/smtlogics/qflia_tactic.cpp
View file

@ -24,7 +24,6 @@ Notes:
#include "tactic/core/solve_eqs_tactic.h"
#include "tactic/core/elim_uncnstr_tactic.h"
#include "smt/tactic/smt_tactic.h"
// include"mip_tactic.h"
#include "tactic/arith/add_bounds_tactic.h"
#include "tactic/arith/pb2bv_tactic.h"
#include "tactic/arith/lia2pb_tactic.h"
@ -37,15 +36,12 @@ Notes:
#include "tactic/arith/probe_arith.h"
struct quasi_pb_probe : public probe {
virtual result operator()(goal const & g) {
result operator()(goal const & g) override {
bool found_non_01 = false;
bound_manager bm(g.m());
bm(g);
rational l, u; bool st;
bound_manager::iterator it = bm.begin();
bound_manager::iterator end = bm.end();
for (; it != end; ++it) {
expr * t = *it;
for (expr * t : bm) {
if (bm.has_lower(t, l, st) && bm.has_upper(t, u, st) && (l.is_zero() || l.is_one()) && (u.is_zero() || u.is_one()))
continue;
if (found_non_01)

39
src/tactic/smtlogics/qfnia_tactic.cpp
View file

@ -26,8 +26,10 @@ Notes:
#include "tactic/bv/max_bv_sharing_tactic.h"
#include "sat/tactic/sat_tactic.h"
#include "tactic/arith/nla2bv_tactic.h"
#include "tactic/arith/lia2card_tactic.h"
#include "tactic/core/ctx_simplify_tactic.h"
#include "tactic/core/cofactor_term_ite_tactic.h"
#include "nlsat/tactic/qfnra_nlsat_tactic.h"
static tactic * mk_qfnia_bv_solver(ast_manager & m, params_ref const & p_ref) {
params_ref p = p_ref;
@ -61,8 +63,6 @@ static tactic * mk_qfnia_premable(ast_manager & m, params_ref const & p_ref) {
ctx_simp_p.set_uint("max_depth", 30);
ctx_simp_p.set_uint("max_steps", 5000000);
params_ref simp_p = p_ref;
simp_p.set_bool("hoist_mul", true);
params_ref elim_p = p_ref;
elim_p.set_uint("max_memory",20);
@ -73,21 +73,46 @@ static tactic * mk_qfnia_premable(ast_manager & m, params_ref const & p_ref) {
using_params(mk_ctx_simplify_tactic(m), ctx_simp_p),
using_params(mk_simplify_tactic(m), pull_ite_p),
mk_elim_uncnstr_tactic(m),
skip_if_failed(using_params(mk_cofactor_term_ite_tactic(m), elim_p)),
using_params(mk_simplify_tactic(m), simp_p));
mk_lia2card_tactic(m),
skip_if_failed(using_params(mk_cofactor_term_ite_tactic(m), elim_p)));
}
static tactic * mk_qfnia_sat_solver(ast_manager & m, params_ref const & p) {
params_ref nia2sat_p = p;
nia2sat_p.set_uint("nla2bv_max_bv_size", 64);
nia2sat_p.set_uint("nla2bv_max_bv_size", 64);
params_ref simp_p = p;
simp_p.set_bool("hoist_mul", true); // hoist multipliers to create smaller circuits.
return and_then(mk_nla2bv_tactic(m, nia2sat_p),
return and_then(using_params(mk_simplify_tactic(m), simp_p),
mk_nla2bv_tactic(m, nia2sat_p),
mk_qfnia_bv_solver(m, p),
mk_fail_if_undecided_tactic());
}
static tactic * mk_qfnia_nlsat_solver(ast_manager & m, params_ref const & p) {
params_ref nia2sat_p = p;
nia2sat_p.set_uint("nla2bv_max_bv_size", 64);
params_ref simp_p = p;
simp_p.set_bool("som", true); // expand into sums of monomials
simp_p.set_bool("factor", false);
return and_then(using_params(mk_simplify_tactic(m), simp_p),
try_for(mk_qfnra_nlsat_tactic(m, simp_p), 3000),
mk_fail_if_undecided_tactic());
}
static tactic * mk_qfnia_smt_solver(ast_manager& m, params_ref const& p) {
params_ref simp_p = p;
simp_p.set_bool("som", true); // expand into sums of monomials
return and_then(using_params(mk_simplify_tactic(m), simp_p), mk_smt_tactic());
}
tactic * mk_qfnia_tactic(ast_manager & m, params_ref const & p) {
return and_then(mk_qfnia_premable(m, p),
or_else(mk_qfnia_sat_solver(m, p),
mk_smt_tactic()));
try_for(mk_qfnia_smt_solver(m, p), 2000),
mk_qfnia_nlsat_solver(m, p),
mk_qfnia_smt_solver(m, p)));
}

6
src/tactic/smtlogics/qfnra_tactic.cpp
View file

@ -33,7 +33,9 @@ static tactic * mk_qfnra_sat_solver(ast_manager& m, params_ref const& p, unsigne
}
tactic * mk_qfnra_tactic(ast_manager & m, params_ref const& p) {
params_ref p1 = p;
params_ref p0 = p;
p0.set_bool("inline_vars", true);
params_ref p1 = p;
p1.set_uint("seed", 11);
p1.set_bool("factor", false);
params_ref p2 = p;
@ -42,7 +44,7 @@ tactic * mk_qfnra_tactic(ast_manager & m, params_ref const& p) {
return and_then(mk_simplify_tactic(m, p),
mk_propagate_values_tactic(m, p),
or_else(try_for(mk_qfnra_nlsat_tactic(m, p), 5000),
or_else(try_for(mk_qfnra_nlsat_tactic(m, p0), 5000),
try_for(mk_qfnra_nlsat_tactic(m, p1), 10000),
mk_qfnra_sat_solver(m, p, 4),
and_then(try_for(mk_smt_tactic(), 5000), mk_fail_if_undecided_tactic()),

25
src/tactic/smtlogics/qfufbv_tactic.cpp
View file

@ -51,10 +51,9 @@ public:
, m_inc_use_sat(false)
{}
virtual ~qfufbv_ackr_tactic() { }
~qfufbv_ackr_tactic() override { }
virtual void operator()(goal_ref const & g,
goal_ref_buffer & result) {
void operator()(goal_ref const & g, goal_ref_buffer & result) override {
ast_manager& m(g->m());
tactic_report report("qfufbv_ackr", *g);
fail_if_unsat_core_generation("qfufbv_ackr", g);
@ -66,8 +65,8 @@ public:
const unsigned sz = g->size();
for (unsigned i = 0; i < sz; i++) flas.push_back(g->form(i));
scoped_ptr<solver> uffree_solver = setup_sat();
scoped_ptr<lackr> imp = alloc(lackr, m, m_p, m_st, flas, uffree_solver.get());
const lbool o = imp->operator()();
lackr imp(m, m_p, m_st, flas, uffree_solver.get());
const lbool o = imp.operator()();
flas.reset();
// report result
goal_ref resg(alloc(goal, *g, true));
@ -75,28 +74,28 @@ public:
if (o != l_undef) result.push_back(resg.get());
// report model
if (g->models_enabled() && (o == l_true)) {
model_ref abstr_model = imp->get_model();
g->add(mk_qfufbv_ackr_model_converter(m, imp->get_info(), abstr_model));
model_ref abstr_model = imp.get_model();
g->add(mk_qfufbv_ackr_model_converter(m, imp.get_info(), abstr_model));
}
}
void updt_params(params_ref const & _p) {
void updt_params(params_ref const & _p) override {
qfufbv_tactic_params p(_p);
m_use_sat = p.sat_backend();
m_inc_use_sat = p.inc_sat_backend();
}
virtual void collect_statistics(statistics & st) const {
void collect_statistics(statistics & st) const override {
ackermannization_params p(m_p);
if (!p.eager()) st.update("lackr-its", m_st.m_it);
st.update("ackr-constraints", m_st.m_ackrs_sz);
}
virtual void reset_statistics() { m_st.reset(); }
void reset_statistics() override { m_st.reset(); }
virtual void cleanup() { }
void cleanup() override { }
virtual tactic* translate(ast_manager& m) {
tactic* translate(ast_manager& m) override {
return alloc(qfufbv_ackr_tactic, m, m_p);
}
private:
@ -107,7 +106,7 @@ private:
bool m_inc_use_sat;
solver* setup_sat() {
solver * sat(NULL);
solver * sat(nullptr);
if (m_use_sat) {
if (m_inc_use_sat) {
sat = mk_inc_sat_solver(m_m, m_p);

1
src/tactic/smtlogics/quant_tactics.cpp
View file

@ -24,7 +24,6 @@ Revision History:
#include "qe/qe_tactic.h"
#include "qe/qe_lite.h"
#include "qe/qsat.h"
#include "qe/nlqsat.h"
#include "tactic/core/ctx_simplify_tactic.h"
#include "smt/tactic/smt_tactic.h"
#include "tactic/core/elim_term_ite_tactic.h"