def main(tlsf_file_name, output_file_name, dot_file_name, smt_files_prefix, keep_temp_files) -> int:
""" :return: REALIZABLE, UNREALIZABLE, UNKNOWN (see elli) """
timer = Timer()
logic = UFLRA()
ltl3ba, solver_factory = create_spec_converter_z3(logic, True, False, smt_files_prefix, not keep_temp_files)
ltl_text, part_text = convert_tlsf_to_acacia(tlsf_file_name)
is_moore = get_spec_type(tlsf_file_name)
try:
timer.sec_restart()
env_model = elli.check_unreal(
ltl_text, part_text, is_moore, ltl3ba, solver_factory, 1, 1, ltl3ba_timeout_sec=200
)
logging.info("unreal check took (sec): %i" % timer.sec_restart())
logging.info("env model is {NOT} FOUND".format(NOT="" if env_model else "NOT"))
if env_model:
print("UNREALIZABLE")
logging.debug(lts_to_dot(env_model, ARG_MODEL_STATE, is_moore))
return UNREALIZABLE
except subprocess.TimeoutExpired:
logging.info("I aborted unreal check (>200sec). Proceed to real check.")
model = elli.check_real(ltl_text, part_text, is_moore, ltl3ba, solver_factory, 1, 40)
logging.info("real check took (sec): %i" % timer.sec_restart())
logging.info("sys model is {NOT} FOUND".format(NOT="" if model else "NOT"))
if not model:
logging.info("trying check_real without formula strengthening")
model = elli.check_real(ltl_text, part_text, is_moore, ltl3ba, solver_factory, 1, 40, opt_level=0)
logging.info("(without formula strengthening): real check took (sec): %i" % timer.sec_restart())
logging.info("(without formula strengthening): sys model is {NOT} FOUND".format(NOT="" if model else "NOT"))
if not model:
return UNKNOWN
dot_model_str = lts_to_dot(model, ARG_MODEL_STATE, not is_moore)
if dot_file_name:
with open(dot_file_name, "w") as out:
out.write(dot_model_str)
logging.info(
"{model_type} model is written to {file}".format(model_type=["Mealy", "Moore"][is_moore], file=out.name)
)
else:
logging.info(dot_model_str)
aiger_model_str = lts_to_aiger(model)
logging.info("circuit size: %i" % len(model.states))
if output_file_name:
with open(output_file_name, "w") as out:
out.write(aiger_model_str)
else:
print("REALIZABLE")
print(aiger_model_str)
solver_factory.down_solvers()
return REALIZABLE
def do(self):
solver = Z3InteractiveViaPipes(Z3_PATH)
try:
return elli.check_real(self.ltl_text, self.part_text,
self.is_moore,
translator_via_spot.LTLToAtmViaSpot(),
solver, self.max_k, self.min_size,
self.max_size, 0)
finally:
solver.die()
parser.add_argument('--maxsize', metavar='maxsize', type=int, default=4, required=False,
help='stop at this size')
parser.add_argument('-v', '--verbose', action='count', default=0)
args = parser.parse_args()
assert args.minsize <= args.maxsize
logger = setup_logging(args.verbose)
logger.info(args)
with tempfile.NamedTemporaryFile(dir='./') as smt_file:
smt_files_prefix = smt_file.name
ltl_to_automaton = translator_via_spot.LTLToAtmViaSpot()
solver_factory = Z3SolverFactory(smt_files_prefix,
Z3_PATH, # we don't really need this
False,
True,
True)
elli.check_real(readfile(args.spec),
readfile(args.spec.replace('.ltl', '.part')),
args.moore,
ltl_to_automaton, solver_factory.create(),
0,
args.minsize, args.maxsize)
solver_factory.down_solvers()
exit(0)
help='assume a Mealy model')
parser.add_argument('--minsize', metavar='minsize', type=int, default=1, required=False,
help='start from size')
parser.add_argument('--maxsize', metavar='maxsize', type=int, default=4, required=False,
help='stop at this size')
parser.add_argument('-v', '--verbose', action='count', default=0)
args = parser.parse_args()
assert args.minsize <= args.maxsize
logger = setup_logging(args.verbose)
logger.info(args)
with tempfile.NamedTemporaryFile(dir='./') as smt_file:
smt_files_prefix = smt_file.name
ltl3ba, solver_factory = create_spec_converter_z3(UFLRA(),
False,
True,
smt_files_prefix,
True)
elli.check_real(readfile(args.spec),
readfile(args.spec.replace('.ltl', '.part')),
args.moore,
ltl3ba, solver_factory,
args.minsize, args.maxsize)
solver_factory.down_solvers()
exit(0)
