Program: 9653
Project: 9653
Buggy source:
public LearningResult learn(Set<String> pos,Set<String> neg,OntModel model,int maxTime) throws IOException, ComponentInitException, LearningProblemUnsupportedException {
  LearningResult lr=new LearningResult();
  PipedOutputStream out=new PipedOutputStream();
  model.write(out,Constants.RDFXML);
  RDFWriter writer=model.getWriter("String_Node_Str");
  ByteArrayOutputStream baos=new ByteArrayOutputStream();
  writer.write(model,baos,"String_Node_Str");
  ByteArrayInputStream bs=new ByteArrayInputStream(baos.toString().getBytes());
  ComponentManager cm=ComponentManager.getInstance();
  logger.debug("String_Node_Str");
  OWLOntologyManager manager=OWLManager.createOWLOntologyManager();
  OWLOntology retOnt=null;
  try {
    retOnt=manager.loadOntologyFromOntologyDocument(bs);
  }
 catch (  OWLOntologyCreationException e) {
    e.printStackTrace();
  }
  KnowledgeSource ks=new OWLAPIOntology(retOnt);
  ks.init();
  logger.debug("String_Node_Str");
  ReasonerComponent rc=cm.reasoner(OWLAPIReasoner.class,ks);
  rc.init();
  PosNegLPStandard lp=cm.learningProblem(PosNegLPStandard.class,rc);
  lp.setPositiveExamples(Helper.getIndividualSet(pos));
  lp.setNegativeExamples(Helper.getIndividualSet(neg));
  lp.getConfigurator().setAccuracyMethod("String_Node_Str");
  lp.getConfigurator().setUseApproximations(false);
  lp.init();
  ELLearningAlgorithm la=cm.learningAlgorithm(ELLearningAlgorithm.class,lp,rc);
  la.init();
  logger.debug("String_Node_Str");
  la.start();
  EvaluatedDescriptionPosNeg ed=(EvaluatedDescriptionPosNeg)la.getCurrentlyBestEvaluatedDescription();
  cm.freeAllComponents();
  System.out.println(ed);
  return lr;
}

Fixed version (ground truth):
public LearningResult learn(Set<String> pos,Set<String> neg,OntModel model,int maxTime) throws IOException, ComponentInitException, LearningProblemUnsupportedException {
  model.createIndividual("String_Node_Str",model.createClass(OWL.Ontology.getURI()));
  ModelUtils.write(model,new File("String_Node_Str"));
  LearningResult lr=new LearningResult();
  PipedOutputStream out=new PipedOutputStream();
  model.write(out,Constants.RDFXML);
  RDFWriter writer=model.getWriter("String_Node_Str");
  ByteArrayOutputStream baos=new ByteArrayOutputStream();
  writer.write(model,baos,"String_Node_Str");
  ByteArrayInputStream bs=new ByteArrayInputStream(baos.toString().getBytes());
  ComponentManager cm=ComponentManager.getInstance();
  logger.debug("String_Node_Str");
  OWLOntologyManager manager=OWLManager.createOWLOntologyManager();
  OWLOntology retOnt=null;
  try {
    retOnt=manager.loadOntologyFromOntologyDocument(bs);
  }
 catch (  OWLOntologyCreationException e) {
    e.printStackTrace();
  }
  KnowledgeSource ks=new OWLAPIOntology(retOnt);
  ks.init();
  logger.debug("String_Node_Str");
  ReasonerComponent rc=cm.reasoner(OWLAPIReasoner.class,ks);
  rc.init();
  PosNegLPStandard lp=cm.learningProblem(PosNegLPStandard.class,rc);
  lp.setPositiveExamples(Helper.getIndividualSet(pos));
  lp.setNegativeExamples(Helper.getIndividualSet(neg));
  lp.getConfigurator().setAccuracyMethod("String_Node_Str");
  lp.getConfigurator().setUseApproximations(false);
  lp.init();
  ELLearningAlgorithm la=cm.learningAlgorithm(ELLearningAlgorithm.class,lp,rc);
  la.init();
  logger.debug("String_Node_Str");
  la.start();
  EvaluatedDescriptionPosNeg ed=(EvaluatedDescriptionPosNeg)la.getCurrentlyBestEvaluatedDescription();
  cm.freeAllComponents();
  System.out.println(ed);
  return lr;
}