mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-04-10 19:27:06 +00:00
Code Activity

debugging model generation

Browse source 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2013-12-12 12:18:34 -06:00
parent 56562a725d
commit f41d23bc0f
4 changed files with 21 additions and 13 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

16
src/opt/opt_cmds.cpp
View file

@ -29,6 +29,8 @@ Notes:
#include "scoped_ctrl_c.h"
#include "scoped_timer.h"
#include "parametric_cmd.h"
#include "opt_params.hpp"
#include "model_smt2_pp.h"
class opt_context {
cmd_context& ctx;
@ -291,10 +293,22 @@ public:
}
}
switch(r) {
case l_true:
case l_true: {
ctx.regular_stream() << "sat\n";
opt.display_assignment(ctx.regular_stream());
opt_params optp(p);
if (optp.print_model()) {
model_ref mdl;
opt.get_model(mdl);
if (mdl) {
ctx.regular_stream() << "(model " << std::endl;
model_smt2_pp(ctx.regular_stream(), ctx, *(mdl.get()), 2);
// m->display(ctx.regular_stream());
ctx.regular_stream() << ")" << std::endl;
}
}
break;
}
case l_false:
ctx.regular_stream() << "unsat\n";
break;

10
src/opt/opt_context.cpp
View file

@ -28,7 +28,6 @@ Notes:
#include "lia2card_tactic.h"
#include "elim01_tactic.h"
#include "tactical.h"
#include "th_rewriter.h"
namespace opt {
@ -65,14 +64,9 @@ namespace opt {
}
unsigned context::add_objective(app* t, bool is_max) {
expr_ref tr(t, m);
app_ref ar(m);
th_rewriter rewrite(m);
rewrite(tr);
SASSERT(is_app(tr));
ar = to_app(tr);
app_ref tr(t, m);
unsigned index = m_objectives.size();
m_objectives.push_back(objective(is_max, ar, index));
m_objectives.push_back(objective(is_max, tr, index));
return index;
}

3
src/opt/opt_params.pyg
View file

@ -3,9 +3,10 @@ def_module_params('opt',
export=True,
params=(('timeout', UINT, UINT_MAX, 'set timeout'),
('engine', SYMBOL, 'basic', "select optimization engine: 'basic', 'farkas', 'symba'"),
('maxsat_engine', SYMBOL, 'fu_malik', "select engine for non-weighted maxsat: 'fu_malik', 'core_maxsat'"),
('maxsat_engine', SYMBOL, 'fu_malik', "select engine for non-weighted maxsat: 'fu_malik', 'core_maxsat'"),
('priority', SYMBOL, 'lex', "select how to priortize objectives: 'lex' (lexicographic), 'pareto', or 'box'"),
('dump_benchmarks', BOOL, False, 'dump benchmarks for profiling'),
('print_model', BOOL, False, 'display model for satisfiable constraints'),
('debug_conflict', BOOL, False, 'debug conflict resolution'),
))

5
src/opt/optsmt.cpp
View file

@ -126,15 +126,14 @@ namespace opt {
}
void optsmt::update_lower() {
model_ref md;
m_s->get_model(md);
m_s->get_model(m_model);
set_max(m_lower, m_s->get_objective_values());
IF_VERBOSE(1,
for (unsigned i = 0; i < m_lower.size(); ++i) {
verbose_stream() << m_lower[i] << " ";
}
verbose_stream() << "\n";
model_pp(verbose_stream(), *md);
model_pp(verbose_stream(), *m_model);
);
expr_ref_vector disj(m);
expr_ref constraint(m);