@Override
public KRunProofResult<Set<org.kframework.kil.Term>> prove(Module module)
throws KRunExecutionException {
TermContext termContext = TermContext.of(globalContext);
List<Rule> rules = new ArrayList<Rule>();
for (org.kframework.kil.ModuleItem moduleItem : module.getItems()) {
if (!(moduleItem instanceof org.kframework.kil.Rule)) {
continue;
}
Rule rule = transformer.transformAndEval((org.kframework.kil.Rule) moduleItem);
Rule freshRule = rule.getFreshRule(termContext);
rules.add(freshRule);
}
CounterGetter counterGetter = new CounterGetter(context);
counterGetter.visitNode(module);
BigInteger counter = counterGetter.counter.add(BigInteger.ONE);
SymbolicRewriter symbolicRewriter = executor.getSymbolicRewriter();
List<ConstrainedTerm> proofResults = new ArrayList<>();
for (org.kframework.kil.ModuleItem moduleItem : module.getItems()) {
if (!(moduleItem instanceof org.kframework.kil.Rule)
|| moduleItem.containsAttribute(Attribute.TRUSTED_KEY)) {
continue;
}
termContext.setCounter(counter);
Rule rule = transformer.transformAndEval((org.kframework.kil.Rule) moduleItem);
ConstrainedTerm initialTerm =
new ConstrainedTerm(
rule.leftHandSide(), ConjunctiveFormula.of(termContext).addAll(rule.requires()));
ConstrainedTerm targetTerm =
new ConstrainedTerm(
rule.rightHandSide(), ConjunctiveFormula.of(termContext).addAll(rule.ensures()));
proofResults.addAll(symbolicRewriter.proveRule(initialTerm, targetTerm, rules));
}
return new KRunProofResult<>(
proofResults.isEmpty(), Collections.<org.kframework.kil.Term>emptySet());
}
