void modelchecker_smvt::save(
abstract_modelt &abstract_model,
unsigned sequence)
{
std::string out_file_name="satabs."+i2string(sequence)+".smv";
get_variable_names(abstract_model);
get_nondet_symbols(abstract_model);
inlined.build(abstract_model);
threadst threads;
build_threads(threads);
std::ofstream out(out_file_name.c_str());
build_smv_file(abstract_model, threads, out);
}
static SEXP alloc_term_labels(const struct terms *tm)
{
SEXP labels;
size_t ind, len, i, m, n;
const struct variable *v;
len = terms_size(tm);
m = tm->count;
PROTECT(labels = NEW_STRING(len));
ind = 0;
for (i = 0; i < m; i++) {
v = &tm->item[i];
n = variable_size(v);
get_variable_names(v, labels, ind);
ind += n;
}
UNPROTECT(1);
return labels;
}
bool modelchecker_smvt::check(
abstract_modelt &abstract_model,
abstract_counterexamplet &counterexample)
{
std::string temp_base="cegar_tmp";
std::string temp_smv=temp_base+"_abstract.smv";
std::string temp_smv_out1=temp_base+"_smv_out1";
std::string temp_smv_out2=temp_base+"_smv_out2";
std::string temp_smv_out_ce=temp_base+"_abstract.out";
remove(temp_smv_out1.c_str());
remove(temp_smv_out2.c_str());
remove(temp_smv_out_ce.c_str());
get_variable_names(abstract_model);
get_nondet_symbols(abstract_model);
inlined.build(abstract_model);
threadst threads;
build_threads(threads);
{
std::ofstream out(temp_smv.c_str());
build_smv_file(abstract_model, threads, out);
}
if(!inlined.has_assertion())
{
status("Property holds trivially");
return true;
}
{
std::string command;
switch(engine)
{
case NUSMV:
command="NuSMV -f -dynamic";
status(std::string("Running NuSMV: ")+command);
break;
case CMU_SMV:
status(std::string("Running CMU SMV: ")+command);
command="smv";
break;
case CADENCE_SMV:
command="smv -force -sift";
status(std::string("Running Cadence SMV: ")+command);
break;
case SATMC:
command="satmc";
status(std::string("Running SATMC")+command);
break;
default:
assert(false);
}
command+=" "+temp_smv+" >"+temp_smv_out1+
" 2>"+temp_smv_out2;
{
print(9, "The full model checker command to be executed is:\n"+command+"\n");
}
int return_code = system(command.c_str());
{
std::ostringstream str;
str << "Got return code " << return_code << std::endl;
print(9, str.str());
}
}
bool result;
{
std::ifstream out1(temp_smv_out1.c_str()),
out2(temp_smv_out2.c_str()),
out_ce(temp_smv_out_ce.c_str());
result=read_result(
out1,
out2,
out_ce,
abstract_model, threads,
counterexample);
}
return result;
}
