Program: 101465
Project: 101465
Buggy source:
/** 
 * BookInstaller can manage the installation of books with the following capabilities. Usage: BookInstaller [option]<br/> Options: <table border="0"> <tr> <td>uninstall</td> <td>bookName</td> <td>Uninstall book</td> </tr> <tr> <td>sources</td> <td>&nbsp;</td> <td>List source repositories</td> </tr> <tr> <td>list</td> <td>&nbsp;</td> <td>List installed books</td> </tr> <tr> <td>list</td> <td>repositoryName</td> <td>list available books from a repository</td> </tr> <tr> <td>reload</td> <td>repositoryName</td> <td>Reload the local cache for a repository</td> </tr> <tr> <td>install</td> <td>repositoryName bookName</td> <td>Install a book from a repository</td> </tr> </table>
 * @param args
 */
public static void main(String[] args){
  if (args.length < 1) {
    usage();
    return;
  }
  System.err.print("String_Node_Str");
  for (int i=0; i < args.length; i++) {
    System.err.print(' ');
    System.err.print(args[i]);
  }
  System.err.print('\n');
  BookInstaller installer=new BookInstaller();
  String operation=args[0];
  if (operation.equalsIgnoreCase("String_Node_Str")) {
    if (args.length == 2) {
      Book b=Books.installed().getBook(args[1]);
      if (b == null) {
        System.err.println("String_Node_Str");
        return;
      }
      try {
        installer.deleteBook(b);
      }
 catch (      BookException e) {
        e.printStackTrace();
      }
    }
 else {
      usage();
    }
  }
 else   if (operation.equalsIgnoreCase("String_Node_Str")) {
    Map<String,Installer> installers=installer.getInstallers();
    for (    String name : installers.keySet()) {
      System.out.println(name);
    }
  }
 else   if (operation.equalsIgnoreCase("String_Node_Str")) {
    if (args.length == 1) {
      for (      Book book : BookInstaller.getInstalledBooks()) {
        System.out.println(book.getInitials());
      }
    }
 else     if (args.length == 2) {
      for (      Book book : installer.getRepositoryBooks(args[1])) {
        System.out.println(book.getInitials());
      }
    }
 else {
      usage();
    }
  }
 else   if (operation.equalsIgnoreCase("String_Node_Str")) {
    if (args.length == 2) {
      try {
        installer.reloadBookList(args[1]);
      }
 catch (      InstallException e) {
        e.printStackTrace();
      }
    }
 else {
      usage();
    }
  }
 else   if (operation.equalsIgnoreCase("String_Node_Str")) {
    if (args.length == 3) {
      Book b=installer.getBook(args[1],args[2]);
      if (b == null) {
        System.err.println("String_Node_Str");
        return;
      }
      try {
        installer.installBook(args[1],b);
      }
 catch (      BookException e) {
        e.printStackTrace();
      }
catch (      InstallException e) {
        e.printStackTrace();
      }
    }
 else {
      usage();
    }
  }
 else {
    usage();
  }
}

Fixed version (ground truth):
/** 
 * BookInstaller can manage the installation of books with the following capabilities. Usage: BookInstaller [option]<br/> Options: <table border="0"> <tr> <td>uninstall</td> <td>bookName</td> <td>Uninstall book</td> </tr> <tr> <td>sources</td> <td>&nbsp;</td> <td>List source repositories</td> </tr> <tr> <td>list</td> <td>&nbsp;</td> <td>List installed books</td> </tr> <tr> <td>list</td> <td>repositoryName</td> <td>list available books from a repository</td> </tr> <tr> <td>reload</td> <td>repositoryName</td> <td>Reload the local cache for a repository</td> </tr> <tr> <td>install</td> <td>repositoryName bookName</td> <td>Install a book from a repository</td> </tr> </table>
 * @param args
 */
public static void main(String[] args){
  if (args.length < 1) {
    usage();
    return;
  }
  System.err.print("String_Node_Str");
  for (int i=0; i < args.length; i++) {
    System.err.print(' ');
    System.err.print(args[i]);
  }
  System.err.print('\n');
  BookInstaller installer=new BookInstaller();
  String operation=args[0];
  if ("String_Node_Str".equalsIgnoreCase(operation)) {
    if (args.length == 2) {
      Book b=Books.installed().getBook(args[1]);
      if (b == null) {
        System.err.println("String_Node_Str");
        return;
      }
      try {
        installer.deleteBook(b);
      }
 catch (      BookException e) {
        e.printStackTrace();
      }
    }
 else {
      usage();
    }
  }
 else   if ("String_Node_Str".equalsIgnoreCase(operation)) {
    Map<String,Installer> installers=installer.getInstallers();
    for (    String name : installers.keySet()) {
      System.out.println(name);
    }
  }
 else   if ("String_Node_Str".equalsIgnoreCase(operation)) {
    if (args.length == 1) {
      for (      Book book : BookInstaller.getInstalledBooks()) {
        System.out.println(book.getInitials());
      }
    }
 else     if (args.length == 2) {
      for (      Book book : installer.getRepositoryBooks(args[1])) {
        System.out.println(book.getInitials());
      }
    }
 else {
      usage();
    }
  }
 else   if ("String_Node_Str".equalsIgnoreCase(operation)) {
    if (args.length == 2) {
      try {
        installer.reloadBookList(args[1]);
      }
 catch (      InstallException e) {
        e.printStackTrace();
      }
    }
 else {
      usage();
    }
  }
 else   if ("String_Node_Str".equalsIgnoreCase(operation)) {
    if (args.length == 3) {
      Book b=installer.getBook(args[1],args[2]);
      if (b == null) {
        System.err.println("String_Node_Str");
        return;
      }
      try {
        installer.installBook(args[1],b);
      }
 catch (      BookException e) {
        e.printStackTrace();
      }
catch (      InstallException e) {
        e.printStackTrace();
      }
    }
 else {
      usage();
    }
  }
 else {
    usage();
  }
}