Program: 157864
Project: 157864
Buggy source:
@Override public Iterator<DownloadJob> iterator(){
  Calendar c=Calendar.getInstance();
  c.setTime(new Date());
  c.add(Calendar.DATE,DAYS_BEFORE_RELEASE_TO_DOWNLOAD);
  Date compareDate=c.getTime();
  ArrayList<DownloadJob> jobs=new ArrayList<>();
  boolean canDownload;
  setsToDonwload.clear();
  for (  String symbol : symbolsBasic) {
    ExpansionSet exp=Sets.findSet(symbol);
    canDownload=false;
    if (exp != null && exp.getReleaseDate().before(compareDate)) {
      canDownload=true;
      jobs.add(generateDownloadJob(symbol,"String_Node_Str","String_Node_Str"));
      jobs.add(generateDownloadJob(symbol,"String_Node_Str","String_Node_Str"));
      jobs.add(generateDownloadJob(symbol,"String_Node_Str","String_Node_Str"));
    }
    CheckSearchResult(symbol,exp,canDownload,true,true,true,false);
  }
  for (  String symbol : symbolsBasicWithMyth) {
    ExpansionSet exp=Sets.findSet(symbol);
    canDownload=false;
    if (exp != null && exp.getReleaseDate().before(compareDate)) {
      canDownload=true;
      jobs.add(generateDownloadJob(symbol,"String_Node_Str","String_Node_Str"));
      jobs.add(generateDownloadJob(symbol,"String_Node_Str","String_Node_Str"));
      jobs.add(generateDownloadJob(symbol,"String_Node_Str","String_Node_Str"));
      jobs.add(generateDownloadJob(symbol,"String_Node_Str","String_Node_Str"));
    }
    CheckSearchResult(symbol,exp,canDownload,true,true,true,true);
  }
  for (  String symbol : symbolsOnlyMyth) {
    ExpansionSet exp=Sets.findSet(symbol);
    canDownload=false;
    if (exp != null && exp.getReleaseDate().before(compareDate)) {
      canDownload=true;
      jobs.add(generateDownloadJob(symbol,"String_Node_Str","String_Node_Str"));
    }
    CheckSearchResult(symbol,exp,canDownload,false,false,false,true);
  }
  for (  String symbol : symbolsOnlySpecial) {
    ExpansionSet exp=Sets.findSet(symbol);
    canDownload=false;
    if (exp != null && exp.getReleaseDate().before(compareDate)) {
      canDownload=true;
      jobs.add(generateDownloadJob(symbol,"String_Node_Str","String_Node_Str"));
    }
    CheckSearchResult(symbol,exp,canDownload,false,false,false,true);
  }
  AnalyseSearchResult();
  return jobs.iterator();
}

Fixed version (ground truth):
@Override public Iterator<DownloadJob> iterator(){
  Calendar c=Calendar.getInstance();
  c.setTime(new Date());
  c.add(Calendar.DATE,DAYS_BEFORE_RELEASE_TO_DOWNLOAD);
  Date compareDate=c.getTime();
  ArrayList<DownloadJob> jobs=new ArrayList<>();
  boolean canDownload;
  setsToDownload.clear();
  for (  String symbol : symbolsBasic) {
    ExpansionSet exp=Sets.findSet(symbol);
    canDownload=false;
    if (exp != null && exp.getReleaseDate().before(compareDate)) {
      canDownload=true;
      jobs.add(generateDownloadJob(symbol,"String_Node_Str","String_Node_Str"));
      jobs.add(generateDownloadJob(symbol,"String_Node_Str","String_Node_Str"));
      jobs.add(generateDownloadJob(symbol,"String_Node_Str","String_Node_Str"));
    }
    CheckSearchResult(symbol,exp,canDownload,true,true,true,false);
  }
  for (  String symbol : symbolsBasicWithMyth) {
    ExpansionSet exp=Sets.findSet(symbol);
    canDownload=false;
    if (exp != null && exp.getReleaseDate().before(compareDate)) {
      canDownload=true;
      jobs.add(generateDownloadJob(symbol,"String_Node_Str","String_Node_Str"));
      jobs.add(generateDownloadJob(symbol,"String_Node_Str","String_Node_Str"));
      jobs.add(generateDownloadJob(symbol,"String_Node_Str","String_Node_Str"));
      jobs.add(generateDownloadJob(symbol,"String_Node_Str","String_Node_Str"));
    }
    CheckSearchResult(symbol,exp,canDownload,true,true,true,true);
  }
  for (  String symbol : symbolsOnlyMyth) {
    ExpansionSet exp=Sets.findSet(symbol);
    canDownload=false;
    if (exp != null && exp.getReleaseDate().before(compareDate)) {
      canDownload=true;
      jobs.add(generateDownloadJob(symbol,"String_Node_Str","String_Node_Str"));
    }
    CheckSearchResult(symbol,exp,canDownload,false,false,false,true);
  }
  for (  String symbol : symbolsOnlySpecial) {
    ExpansionSet exp=Sets.findSet(symbol);
    canDownload=false;
    if (exp != null && exp.getReleaseDate().before(compareDate)) {
      canDownload=true;
      jobs.add(generateDownloadJob(symbol,"String_Node_Str","String_Node_Str"));
    }
    CheckSearchResult(symbol,exp,canDownload,false,false,false,true);
  }
  AnalyseSearchResult();
  return jobs.iterator();
}