Z3_lbool Z3_API Z3_solver_get_consequences(Z3_context c,
Z3_solver s,
Z3_ast_vector assumptions,
Z3_ast_vector variables,
Z3_ast_vector consequences) {
Z3_TRY;
LOG_Z3_solver_get_consequences(c, s, assumptions, variables, consequences);
ast_manager& m = mk_c(c)->m();
RESET_ERROR_CODE();
CHECK_SEARCHING(c);
init_solver(c, s);
expr_ref_vector _assumptions(m), _consequences(m), _variables(m);
ast_ref_vector const& __assumptions = to_ast_vector_ref(assumptions);
for (ast* e : __assumptions) {
if (!is_expr(e)) {
_assumptions.finalize(); _consequences.finalize(); _variables.finalize();
SET_ERROR_CODE(Z3_INVALID_USAGE, "assumption is not an expression");
return Z3_L_UNDEF;
}
_assumptions.push_back(to_expr(e));
}
ast_ref_vector const& __variables = to_ast_vector_ref(variables);
for (ast* a : __variables) {
if (!is_expr(a)) {
_assumptions.finalize(); _consequences.finalize(); _variables.finalize();
SET_ERROR_CODE(Z3_INVALID_USAGE, "variable is not an expression");
return Z3_L_UNDEF;
}
_variables.push_back(to_expr(a));
}
lbool result = l_undef;
unsigned timeout = to_solver(s)->m_params.get_uint("timeout", mk_c(c)->get_timeout());
unsigned rlimit = to_solver(s)->m_params.get_uint("rlimit", mk_c(c)->get_rlimit());
bool use_ctrl_c = to_solver(s)->m_params.get_bool("ctrl_c", false);
cancel_eh<reslimit> eh(mk_c(c)->m().limit());
api::context::set_interruptable si(*(mk_c(c)), eh);
{
scoped_ctrl_c ctrlc(eh, false, use_ctrl_c);
scoped_timer timer(timeout, &eh);
scoped_rlimit _rlimit(mk_c(c)->m().limit(), rlimit);
try {
result = to_solver_ref(s)->get_consequences(_assumptions, _variables, _consequences);
}
catch (z3_exception & ex) {
to_solver_ref(s)->set_reason_unknown(eh);
_assumptions.finalize(); _consequences.finalize(); _variables.finalize();
mk_c(c)->handle_exception(ex);
return Z3_L_UNDEF;
}
}
if (result == l_undef) {
to_solver_ref(s)->set_reason_unknown(eh);
}
for (expr* e : _consequences) {
to_ast_vector_ref(consequences).push_back(e);
}
return static_cast<Z3_lbool>(result);
Z3_CATCH_RETURN(Z3_L_UNDEF);
}
lbool check_sat(unsigned sz, expr * const * assumptions) override {
m_solver.pop_to_base_level();
m_core.reset();
if (m_solver.inconsistent()) return l_false;
expr_ref_vector _assumptions(m);
obj_map<expr, expr*> asm2fml;
for (unsigned i = 0; i < sz; ++i) {
if (!is_literal(assumptions[i])) {
expr_ref a(m.mk_fresh_const("s", m.mk_bool_sort()), m);
expr_ref fml(m.mk_eq(a, assumptions[i]), m);
assert_expr(fml);
_assumptions.push_back(a);
asm2fml.insert(a, assumptions[i]);
}
else {
_assumptions.push_back(assumptions[i]);
asm2fml.insert(assumptions[i], assumptions[i]);
}
}
TRACE("sat", tout << _assumptions << "\n";);
Z3_lbool Z3_API Z3_solver_get_consequences(Z3_context c,
Z3_solver s,
Z3_ast_vector assumptions,
Z3_ast_vector variables,
Z3_ast_vector consequences) {
Z3_TRY;
LOG_Z3_solver_get_consequences(c, s, assumptions, variables, consequences);
ast_manager& m = mk_c(c)->m();
RESET_ERROR_CODE();
CHECK_SEARCHING(c);
init_solver(c, s);
expr_ref_vector _assumptions(m), _consequences(m), _variables(m);
ast_ref_vector const& __assumptions = to_ast_vector_ref(assumptions);
unsigned sz = __assumptions.size();
for (unsigned i = 0; i < sz; ++i) {
if (!is_expr(__assumptions[i])) {
SET_ERROR_CODE(Z3_INVALID_USAGE);
return Z3_L_UNDEF;
}
_assumptions.push_back(to_expr(__assumptions[i]));
}
ast_ref_vector const& __variables = to_ast_vector_ref(variables);
sz = __variables.size();
for (unsigned i = 0; i < sz; ++i) {
if (!is_expr(__variables[i])) {
SET_ERROR_CODE(Z3_INVALID_USAGE);
return Z3_L_UNDEF;
}
_variables.push_back(to_expr(__variables[i]));
}
lbool result = to_solver_ref(s)->get_consequences(_assumptions, _variables, _consequences);
for (unsigned i = 0; i < _consequences.size(); ++i) {
to_ast_vector_ref(consequences).push_back(_consequences[i].get());
}
return static_cast<Z3_lbool>(result);
Z3_CATCH_RETURN(Z3_L_UNDEF);
}
