Program: 168334
Project: 168334
Buggy source:
private Patient createPatient(){
  Person person=new Person();
  PersonAddress address=new PersonAddress();
  address.setAddress1(ViewUtils.getInput(edaddr1));
  address.setAddress2(ViewUtils.getInput(edaddr2));
  address.setCityVillage(ViewUtils.getInput(edcity));
  address.setPostalCode(ViewUtils.getInput(edpostal));
  address.setCountry(ViewUtils.getInput(edcountry));
  address.setStateProvince(ViewUtils.getInput(edstate));
  address.setPreferred(true);
  List<PersonAddress> addresses=new ArrayList<>();
  addresses.add(address);
  person.setAddresses(addresses);
  PersonName name=new PersonName();
  name.setFamilyName(ViewUtils.getInput(edlname));
  name.setGivenName(ViewUtils.getInput(edfname));
  name.setMiddleName(ViewUtils.getInput(edmname));
  List<PersonName> names=new ArrayList<>();
  names.add(name);
  person.setNames(names);
  String[] genderChoices={"String_Node_Str","String_Node_Str"};
  int index=gen.indexOfChild(getActivity().findViewById(gen.getCheckedRadioButtonId()));
  if (index != -1) {
    person.setGender(genderChoices[index]);
  }
 else {
    person.setGender(null);
  }
  String birthdate=null;
  if (ViewUtils.isEmpty(eddob)) {
    if (!StringUtils.isBlank(ViewUtils.getInput(edyr)) || !StringUtils.isBlank(ViewUtils.getInput(edmonth))) {
      int yeardiff=ViewUtils.isEmpty(edyr) ? 0 : Integer.parseInt(edyr.getText().toString());
      int mondiff=ViewUtils.isEmpty(edmonth) ? 0 : Integer.parseInt(edmonth.getText().toString());
      LocalDate now=new LocalDate();
      bdt=now.toDateTimeAtStartOfDay().toDateTime();
      bdt=bdt.minusYears(yeardiff);
      bdt=bdt.minusMonths(mondiff);
      person.setBirthdateEstimated(true);
      birthdate=bdt.toString();
    }
  }
 else {
    birthdate=bdt.toString();
  }
  person.setBirthdate(birthdate);
  final Patient patient=new Patient();
  patient.setPerson(person);
  patient.setUuid("String_Node_Str");
  return patient;
}

Fixed version (ground truth):
private Patient createPatient(){
  Person person=new Person();
  PersonAddress address=new PersonAddress();
  address.setAddress1(ViewUtils.getInput(edaddr1));
  address.setAddress2(ViewUtils.getInput(edaddr2));
  address.setCityVillage(ViewUtils.getInput(edcity));
  address.setPostalCode(ViewUtils.getInput(edpostal));
  address.setCountry(ViewUtils.getInput(edcountry));
  address.setStateProvince(ViewUtils.getInput(edstate));
  address.setPreferred(true);
  List<PersonAddress> addresses=new ArrayList<>();
  addresses.add(address);
  person.setAddresses(addresses);
  PersonName name=new PersonName();
  name.setFamilyName(ViewUtils.getInput(edlname));
  name.setGivenName(ViewUtils.getInput(edfname));
  name.setMiddleName(ViewUtils.getInput(edmname));
  List<PersonName> names=new ArrayList<>();
  names.add(name);
  person.setNames(names);
  String[] genderChoices={"String_Node_Str","String_Node_Str"};
  int index=gen.indexOfChild(getActivity().findViewById(gen.getCheckedRadioButtonId()));
  if (index != -1) {
    person.setGender(genderChoices[index]);
  }
 else {
    person.setGender(null);
  }
  String birthdate=null;
  if (ViewUtils.isEmpty(eddob)) {
    if (!StringUtils.isBlank(ViewUtils.getInput(edyr)) || !StringUtils.isBlank(ViewUtils.getInput(edmonth))) {
      int yeardiff=ViewUtils.isEmpty(edyr) ? 0 : Integer.parseInt(edyr.getText().toString());
      int mondiff=ViewUtils.isEmpty(edmonth) ? 0 : Integer.parseInt(edmonth.getText().toString());
      LocalDate now=new LocalDate();
      bdt=now.toDateTimeAtStartOfDay().toDateTime();
      bdt=bdt.minusYears(yeardiff);
      bdt=bdt.minusMonths(mondiff);
      person.setBirthdateEstimated(true);
      birthdate=dateTimeFormatter.print(bdt);
    }
  }
 else {
    birthdate=dateTimeFormatter.print(bdt);
  }
  person.setBirthdate(birthdate);
  final Patient patient=new Patient();
  patient.setPerson(person);
  patient.setUuid("String_Node_Str");
  return patient;
}