def check_sat(self,
output_filename="",
timeout=0,
vars_of_interest=[],
verbose=True,
dnc=True):
# todo: redirect output to cwd/maraboulogs/
if (not dnc) or (self.n_worker == 1):
options = Marabou.createOptions(timeoutInSeconds=timeout)
else: # dnc
options = Marabou.createOptions(timeoutInSeconds=timeout,
dnc=True,
verbosity=0,
initialDivides=2,
initialTimeout=120,
numWorkers=self.n_worker)
# options = Marabou.createOptions(timeoutInSeconds=timeout, dnc=True, verbosity=0,
# initialDivides=2, initialTimeout=120, numWorkers=self.n_worker,
# biasStrategy="estimate", focusLayer=1000, lookAheadPreprocessing=True)
MarabouCore.saveQuery(self.ipq, "query_dump")
vals, stats = MarabouCore.solve(self.ipq, options, output_filename)
self.convert_sat_vals_to_mc_vars(vals)
if verbose:
self.print_results(vals, stats, vars_of_interest=vars_of_interest)
if stats.hasTimedOut():
return Result.TIMEOUT, self.vals_with_mc_vars, stats
elif len(vals) == 0:
return Result.UNSAT, self.vals_with_mc_vars, stats
else: # len(vals) /== 0
return Result.SAT, self.vals_with_mc_vars, stats
def saveQuery(self, filename=""):
"""Serializes the inputQuery in the given filename
Args:
filename: (string) file to write serialized inputQuery
"""
ipq = self.getMarabouQuery()
MarabouCore.saveQuery(ipq, str(filename))
