def reverse_join_concrete_clauses(state,join_of,clauses=None):
if clauses == None:
clauses = state.clauses
for s in join_of:
if not clauses_imply(and_clauses(s.clauses,clauses),false_clauses()):
return (and_clauses(s.clauses,clauses),s)
pre = or_clauses(*[s.clauses for s in join_of])
itp = interpolant(pre,clauses,state.domain.functions)
if itp:
raise UnsatCoreWithInterpolant(*itp)
raise IvyError(None,"decision procedure incompleteness")
def reverse_join_concrete_clauses(state, join_of, clauses=None):
if clauses == None:
clauses = state.clauses
for s in join_of:
if not clauses_imply(and_clauses(s.clauses, clauses), false_clauses()):
return (and_clauses(s.clauses, clauses), s)
pre = or_clauses(*[s.clauses for s in join_of])
itp = interpolant(pre, clauses, state.domain.functions)
if itp:
raise UnsatCoreWithInterpolant(*itp)
raise IvyError(None, "decision procedure incompleteness")