Program: 166698
Project: 166698
Buggy source:
/** 
 * To accept a new goal, and check for revisions and realization, then decide whether to actively pursue it
 * @param judg The judgment to be accepted
 * @param task The task to be processed
 * @return Whether to continue the processing of the task
 */
protected boolean processGoal(final DerivationContext nal,final Task task,boolean shortcut){
  final Sentence goal=task.sentence;
  final Task oldGoalT=selectCandidate(goal,desires);
  Sentence oldGoal=null;
  if (oldGoalT != null) {
    oldGoal=oldGoalT.sentence;
    final Stamp newStamp=goal.stamp;
    final Stamp oldStamp=oldGoal.stamp;
    if (newStamp.equals(oldStamp,false,true,true,false)) {
      return false;
    }
    if (revisible(goal,oldGoal)) {
      nal.setTheNewStamp(newStamp,oldStamp,memory.time());
      Sentence projectedGoal=oldGoal.projection(task.sentence.getOccurenceTime(),newStamp.getOccurrenceTime());
      if (projectedGoal != null) {
        nal.setCurrentBelief(projectedGoal);
        if (!(task.sentence.term instanceof Operation)) {
          boolean successOfRevision=revision(task.sentence,projectedGoal,false,nal);
          if (successOfRevision) {
            return false;
          }
        }
      }
    }
  }
  Stamp s2=goal.stamp.clone();
  s2.setOccurrenceTime(memory.time());
  if (s2.after(task.sentence.stamp,nal.memory.param.duration.get())) {
    Sentence projectedGoal=task.sentence.projection(memory.time(),nal.memory.param.duration.get());
    if (projectedGoal != null) {
      nal.singlePremiseTask(projectedGoal,task.budget.clone());
      return false;
    }
  }
  if (task.aboveThreshold()) {
    final Task beliefT=selectCandidate(goal,beliefs);
    double AntiSatisfaction=0.5f;
    if (beliefT != null) {
      Sentence belief=beliefT.sentence;
      Sentence projectedBelief=belief.projection(task.sentence.getOccurenceTime(),nal.memory.param.duration.get());
      trySolution(projectedBelief,task,nal);
      AntiSatisfaction=task.sentence.truth.getExpDifAbs(belief.truth);
    }
    double Satisfaction=1.0 - AntiSatisfaction;
    TruthValue T=goal.truth.clone();
    T.setFrequency((float)(T.getFrequency() - Satisfaction));
    boolean fullfilled=AntiSatisfaction < Parameters.SATISFACTION_TRESHOLD;
    Sentence projectedGoal=goal.projection(nal.memory.time(),nal.memory.time());
    if (projectedGoal != null && task.aboveThreshold() && !fullfilled && projectedGoal.truth.getExpectation() > nal.memory.param.decisionThreshold.get()) {
      Operation bestop=null;
      float bestop_truthexp=0.0f;
      TruthValue bestop_truth=null;
      for (      Task t : this.enactable_explainations) {
        Term[] prec=((Conjunction)((Implication)t.getTerm()).getSubject()).term;
        Term[] newprec=new Term[prec.length - 3];
        for (int i=0; i < prec.length - 3; i++) {
          newprec[i]=prec[i];
        }
        Operation op=(Operation)prec[prec.length - 2];
        Term precondition=Conjunction.make(newprec,TemporalRules.ORDER_FORWARD);
        Concept preconc=nal.memory.concept(precondition);
        long newesttime=-1;
        Task bestsofar=null;
        if (preconc != null && preconc.beliefs.size() > 0) {
          for (          Task p : preconc.beliefs) {
            if (!p.sentence.isJudgment() && p.sentence.getOccurenceTime() > newesttime && p.sentence.getOccurenceTime() < memory.time()) {
              newesttime=p.sentence.getOccurenceTime();
              bestsofar=p;
            }
          }
          for (          TaskLink pl : preconc.taskLinks) {
            Task p=pl.getTarget();
            if (!p.sentence.isJudgment() && p.sentence.getOccurenceTime() > newesttime && p.sentence.getOccurenceTime() < memory.time()) {
              newesttime=p.sentence.getOccurenceTime();
              bestsofar=p;
            }
          }
          TruthValue A=projectedGoal.getTruth();
          TruthValue Hyp=t.sentence.truth;
          TruthValue precon=bestsofar.sentence.truth;
          TruthValue leftside=TruthFunctions.desireStrong(A,Hyp);
          TruthValue opdesire=TruthFunctions.desireStrong(precon,leftside);
          float expecdesire=opdesire.getExpectation();
          if (expecdesire > bestop_truthexp) {
            bestop=op;
            bestop_truthexp=expecdesire;
            bestop_truth=opdesire;
          }
        }
      }
      if (bestop != null && bestop_truthexp > 0.5f) {
        Task t=new Task(new Sentence(bestop,Symbols.JUDGMENT_MARK,bestop_truth,projectedGoal.stamp),new BudgetValue(1.0f,1.0f,1.0f));
        System.out.println("String_Node_Str" + t.getTerm().toString() + String.valueOf(memory.randomNumber.nextInt()));
        if (!executeDecision(t)) {
          memory.emit(UnexecutableGoal.class,task,this,nal);
        }
      }
      questionFromGoal(task,nal);
      addToTable(task,false,desires,Parameters.CONCEPT_GOALS_MAX,ConceptGoalAdd.class,ConceptGoalRemove.class);
      InternalExperience.InternalExperienceFromTask(memory,task,false);
      if (!executeDecision(task)) {
        memory.emit(UnexecutableGoal.class,task,this,nal);
        return true;
      }
      return false;
    }
    return fullfilled;
  }
  return false;
}

Fixed version (ground truth):
/** 
 * To accept a new goal, and check for revisions and realization, then decide whether to actively pursue it
 * @param judg The judgment to be accepted
 * @param task The task to be processed
 * @return Whether to continue the processing of the task
 */
protected boolean processGoal(final DerivationContext nal,final Task task,boolean shortcut){
  final Sentence goal=task.sentence;
  final Task oldGoalT=selectCandidate(goal,desires);
  Sentence oldGoal=null;
  if (oldGoalT != null) {
    oldGoal=oldGoalT.sentence;
    final Stamp newStamp=goal.stamp;
    final Stamp oldStamp=oldGoal.stamp;
    if (newStamp.equals(oldStamp,false,true,true,false)) {
      return false;
    }
    if (revisible(goal,oldGoal)) {
      nal.setTheNewStamp(newStamp,oldStamp,memory.time());
      Sentence projectedGoal=oldGoal.projection(task.sentence.getOccurenceTime(),newStamp.getOccurrenceTime());
      if (projectedGoal != null) {
        nal.setCurrentBelief(projectedGoal);
        if (!(task.sentence.term instanceof Operation)) {
          boolean successOfRevision=revision(task.sentence,projectedGoal,false,nal);
          if (successOfRevision) {
            return false;
          }
        }
      }
    }
  }
  Stamp s2=goal.stamp.clone();
  s2.setOccurrenceTime(memory.time());
  if (s2.after(task.sentence.stamp,nal.memory.param.duration.get())) {
    Sentence projectedGoal=task.sentence.projection(memory.time(),nal.memory.param.duration.get());
    if (projectedGoal != null) {
      nal.singlePremiseTask(projectedGoal,task.budget.clone());
      return false;
    }
  }
  if (task.aboveThreshold()) {
    final Task beliefT=selectCandidate(goal,beliefs);
    double AntiSatisfaction=0.5f;
    if (beliefT != null) {
      Sentence belief=beliefT.sentence;
      Sentence projectedBelief=belief.projection(task.sentence.getOccurenceTime(),nal.memory.param.duration.get());
      trySolution(projectedBelief,task,nal);
      AntiSatisfaction=task.sentence.truth.getExpDifAbs(belief.truth);
    }
    double Satisfaction=1.0 - AntiSatisfaction;
    TruthValue T=goal.truth.clone();
    T.setFrequency((float)(T.getFrequency() - Satisfaction));
    boolean fullfilled=AntiSatisfaction < Parameters.SATISFACTION_TRESHOLD;
    Sentence projectedGoal=goal.projection(nal.memory.time(),nal.memory.time());
    if (projectedGoal != null && task.aboveThreshold() && !fullfilled && projectedGoal.truth.getExpectation() > nal.memory.param.decisionThreshold.get()) {
      Operation bestop=null;
      float bestop_truthexp=0.0f;
      TruthValue bestop_truth=null;
      for (      Task t : this.executable_preconditions) {
        Term[] prec=((Conjunction)((Implication)t.getTerm()).getSubject()).term;
        Term[] newprec=new Term[prec.length - 3];
        for (int i=0; i < prec.length - 3; i++) {
          newprec[i]=prec[i];
        }
        Operation op=(Operation)prec[prec.length - 2];
        Term precondition=Conjunction.make(newprec,TemporalRules.ORDER_FORWARD);
        Concept preconc=nal.memory.concept(precondition);
        long newesttime=-1;
        Task bestsofar=null;
        if (preconc != null && preconc.beliefs.size() > 0) {
          for (          Task p : preconc.beliefs) {
            if (!p.sentence.isJudgment() && p.sentence.getOccurenceTime() > newesttime && p.sentence.getOccurenceTime() < memory.time()) {
              newesttime=p.sentence.getOccurenceTime();
              bestsofar=p;
            }
          }
          for (          TaskLink pl : preconc.taskLinks) {
            Task p=pl.getTarget();
            if (!p.sentence.isJudgment() && p.sentence.getOccurenceTime() > newesttime && p.sentence.getOccurenceTime() < memory.time()) {
              newesttime=p.sentence.getOccurenceTime();
              bestsofar=p;
            }
          }
          if (bestsofar == null) {
            continue;
          }
          TruthValue A=projectedGoal.getTruth();
          TruthValue Hyp=t.sentence.truth;
          TruthValue precon=bestsofar.sentence.truth;
          TruthValue leftside=TruthFunctions.desireStrong(A,Hyp);
          TruthValue opdesire=TruthFunctions.desireStrong(precon,leftside);
          float expecdesire=opdesire.getExpectation();
          if (expecdesire > bestop_truthexp) {
            bestop=op;
            bestop_truthexp=expecdesire;
            bestop_truth=opdesire;
          }
        }
      }
      if (bestop != null && bestop_truthexp > 0.5f) {
        Task t=new Task(new Sentence(bestop,Symbols.JUDGMENT_MARK,bestop_truth,projectedGoal.stamp),new BudgetValue(1.0f,1.0f,1.0f));
        System.out.println("String_Node_Str" + t.getTerm().toString() + String.valueOf(memory.randomNumber.nextInt()));
        if (!executeDecision(t)) {
          memory.emit(UnexecutableGoal.class,task,this,nal);
        }
      }
      questionFromGoal(task,nal);
      addToTable(task,false,desires,Parameters.CONCEPT_GOALS_MAX,ConceptGoalAdd.class,ConceptGoalRemove.class);
      InternalExperience.InternalExperienceFromTask(memory,task,false);
      if (!executeDecision(task)) {
        memory.emit(UnexecutableGoal.class,task,this,nal);
        return true;
      }
      return false;
    }
    return fullfilled;
  }
  return false;
}