Program: 7111
Project: 7111
Buggy source:
private Set<String> resolveFiles(List<String> files){
  if (files != null) {
    Set<String> resolvedFiles=new LinkedHashSet<String>();
    for (    String f : files) {
      if (f.startsWith("String_Node_Str") || f.startsWith("String_Node_Str")) {
        resolvedFiles.add(f);
      }
 else {
        File testFile=new File(f);
        String relativeDir=testFile.getParent() == null ? "String_Node_Str" : testFile.getParent();
        File file=basePath != null ? new File(basePath,f) : new File(f);
        File dir=file.getParentFile() == null ? new File("String_Node_Str") : file.getParentFile();
        final String pattern=file.getName();
        String[] filteredFiles=dir.list(new GlobFilenameFilter(pattern,GlobCompiler.DEFAULT_MASK | GlobCompiler.CASE_INSENSITIVE_MASK));
        if (filteredFiles == null) {
          System.err.println("String_Node_Str" + "String_Node_Str" + "String_Node_Str");
          System.exit(1);
        }
        String normalizedBasePath=basePath != null ? basePath.getPath().replaceAll("String_Node_Str","String_Node_Str") + "String_Node_Str" : "String_Node_Str";
        for (        String filteredFile : filteredFiles) {
          String normalizedRelativeDir=relativeDir.replaceAll("String_Node_Str","String_Node_Str");
          if (normalizedRelativeDir.length() > 0) {
            normalizedRelativeDir+="String_Node_Str";
          }
          resolvedFiles.add(String.format("String_Node_Str",normalizedBasePath,normalizedRelativeDir,filteredFile.replaceAll("String_Node_Str","String_Node_Str")));
        }
      }
    }
    return resolvedFiles;
  }
  return EMPTY_SET;
}

Fixed version (ground truth):
private Set<String> resolveFiles(List<String> files){
  if (files != null) {
    Set<String> resolvedFiles=new LinkedHashSet<String>();
    for (    String f : files) {
      boolean isPatch=f.startsWith("String_Node_Str");
      if (isPatch) {
        String[] tokens=f.split("String_Node_Str");
        f=tokens[1].trim();
      }
      if (f.startsWith("String_Node_Str") || f.startsWith("String_Node_Str")) {
        resolvedFiles.add(f);
      }
 else {
        File testFile=new File(f);
        String relativeDir=testFile.getParent() == null ? "String_Node_Str" : testFile.getParent();
        File file=basePath != null ? new File(basePath,f) : new File(f);
        File dir=file.getParentFile() == null ? new File("String_Node_Str") : file.getParentFile();
        final String pattern=file.getName();
        String[] filteredFiles=dir.list(new GlobFilenameFilter(pattern,GlobCompiler.DEFAULT_MASK | GlobCompiler.CASE_INSENSITIVE_MASK));
        if (filteredFiles == null) {
          System.err.println("String_Node_Str" + "String_Node_Str" + "String_Node_Str");
          System.exit(1);
        }
        String normalizedBasePath=basePath != null ? basePath.getPath().replaceAll("String_Node_Str","String_Node_Str") + "String_Node_Str" : "String_Node_Str";
        for (        String filteredFile : filteredFiles) {
          String normalizedRelativeDir=relativeDir.replaceAll("String_Node_Str","String_Node_Str");
          if (normalizedRelativeDir.length() > 0) {
            normalizedRelativeDir+="String_Node_Str";
          }
          String resolvedFile=String.format("String_Node_Str",normalizedBasePath,normalizedRelativeDir,filteredFile.replaceAll("String_Node_Str","String_Node_Str"));
          if (isPatch) {
            resolvedFile="String_Node_Str" + resolvedFile;
          }
          resolvedFiles.add(resolvedFile);
        }
      }
    }
    return resolvedFiles;
  }
  return EMPTY_SET;
}