Program: 32344
Project: 32344
Buggy source:
@GET @Path("String_Node_Str") public void populate() throws Exception {
  clearDatabase(businessEm);
  clearDatabase(hikeEm);
  Trip corsica=new Trip();
  corsica.name="String_Node_Str";
  corsica.price=254.9;
  corsica.organizer=new Person("String_Node_Str");
  SimpleDateFormat dateFormat=new SimpleDateFormat("String_Node_Str");
  corsica.startDate=dateFormat.parse("String_Node_Str");
  corsica.endDate=dateFormat.parse("String_Node_Str");
  hikeEm.persist(corsica);
  Hike gr20North=new Hike("String_Node_Str","String_Node_Str");
  gr20North.recommendedTrip=corsica;
  gr20North.sections.add(new Section("String_Node_Str","String_Node_Str"));
  gr20North.sections.add(new Section("String_Node_Str","String_Node_Str"));
  Hike gr20South=new Hike("String_Node_Str","String_Node_Str");
  gr20South.recommendedTrip=corsica;
  gr20South.sections.add(new Section("String_Node_Str","String_Node_Str"));
  gr20South.sections.add(new Section("String_Node_Str","String_Node_Str"));
  hikeEm.persist(gr20North);
  hikeEm.persist(gr20South);
  Trip briceCanyon=new Trip();
  briceCanyon.name="String_Node_Str";
  briceCanyon.price=254.9;
  briceCanyon.organizer=new Person("String_Node_Str");
  briceCanyon.startDate=dateFormat.parse("String_Node_Str");
  briceCanyon.endDate=dateFormat.parse("String_Node_Str");
  hikeEm.persist(briceCanyon);
  Hike fairyLandTrail=new Hike("String_Node_Str","String_Node_Str");
  fairyLandTrail.recommendedTrip=briceCanyon;
  fairyLandTrail.sections.add(new Section("String_Node_Str","String_Node_Str"));
  fairyLandTrail.sections.add(new Section("String_Node_Str","String_Node_Str"));
  fairyLandTrail.sections.add(new Section("String_Node_Str","String_Node_Str"));
  Hike riggsSpringTrail=new Hike("String_Node_Str","String_Node_Str");
  riggsSpringTrail.recommendedTrip=briceCanyon;
  riggsSpringTrail.sections.add(new Section("String_Node_Str","String_Node_Str"));
  riggsSpringTrail.sections.add(new Section("String_Node_Str","String_Node_Str"));
  hikeEm.persist(fairyLandTrail);
  hikeEm.persist(riggsSpringTrail);
  Trip semiMarathon=new Trip();
  semiMarathon.name="String_Node_Str";
  semiMarathon.startDate=dateFormat.parse("String_Node_Str");
  semiMarathon.endDate=dateFormat.parse("String_Node_Str");
  semiMarathon.organizer=new Person("String_Node_Str");
  semiMarathon.price=5;
  hikeEm.persist(semiMarathon);
}

Fixed version (ground truth):
@GET @Path("String_Node_Str") public void populate() throws Exception {
  clearDatabase(businessEm);
  clearHikeAndTrips(hikeEm);
  Trip corsica=new Trip();
  corsica.name="String_Node_Str";
  corsica.price=254.9;
  corsica.organizer=new Person("String_Node_Str");
  SimpleDateFormat dateFormat=new SimpleDateFormat("String_Node_Str");
  corsica.startDate=dateFormat.parse("String_Node_Str");
  corsica.endDate=dateFormat.parse("String_Node_Str");
  hikeEm.persist(corsica);
  Hike gr20North=new Hike("String_Node_Str","String_Node_Str");
  gr20North.recommendedTrip=corsica;
  gr20North.sections.add(new Section("String_Node_Str","String_Node_Str"));
  gr20North.sections.add(new Section("String_Node_Str","String_Node_Str"));
  Hike gr20South=new Hike("String_Node_Str","String_Node_Str");
  gr20South.recommendedTrip=corsica;
  gr20South.sections.add(new Section("String_Node_Str","String_Node_Str"));
  gr20South.sections.add(new Section("String_Node_Str","String_Node_Str"));
  hikeEm.persist(gr20North);
  hikeEm.persist(gr20South);
  Trip briceCanyon=new Trip();
  briceCanyon.name="String_Node_Str";
  briceCanyon.price=254.9;
  briceCanyon.organizer=new Person("String_Node_Str");
  briceCanyon.startDate=dateFormat.parse("String_Node_Str");
  briceCanyon.endDate=dateFormat.parse("String_Node_Str");
  hikeEm.persist(briceCanyon);
  Hike fairyLandTrail=new Hike("String_Node_Str","String_Node_Str");
  fairyLandTrail.recommendedTrip=briceCanyon;
  fairyLandTrail.sections.add(new Section("String_Node_Str","String_Node_Str"));
  fairyLandTrail.sections.add(new Section("String_Node_Str","String_Node_Str"));
  fairyLandTrail.sections.add(new Section("String_Node_Str","String_Node_Str"));
  Hike riggsSpringTrail=new Hike("String_Node_Str","String_Node_Str");
  riggsSpringTrail.recommendedTrip=briceCanyon;
  riggsSpringTrail.sections.add(new Section("String_Node_Str","String_Node_Str"));
  riggsSpringTrail.sections.add(new Section("String_Node_Str","String_Node_Str"));
  hikeEm.persist(fairyLandTrail);
  hikeEm.persist(riggsSpringTrail);
  Trip semiMarathon=new Trip();
  semiMarathon.name="String_Node_Str";
  semiMarathon.startDate=dateFormat.parse("String_Node_Str");
  semiMarathon.endDate=dateFormat.parse("String_Node_Str");
  semiMarathon.organizer=new Person("String_Node_Str");
  semiMarathon.price=5;
  hikeEm.persist(semiMarathon);
}