Program: 54519
Project: 54519
Buggy source:
/** 
 * This is the real implementation of <code>getModulePrefix</code> for this linker. The other versions forward to this one.
 */
private String getModulePrefix(LinkerContext context,String strongName,boolean supportRunAsync){
  DefaultTextOutput out=new DefaultTextOutput(context.isOutputCompact());
  out.newlineOpt();
  out.print("String_Node_Str");
  out.newlineOpt();
  out.print("String_Node_Str" + About.getGwtVersionNum() + "String_Node_Str");
  out.newlineOpt();
  out.print("String_Node_Str");
  out.newlineOpt();
  out.print("String_Node_Str");
  out.newlineOpt();
  out.print("String_Node_Str");
  out.newlineOpt();
  out.print("String_Node_Str" + strongName + "String_Node_Str");
  out.newlineOpt();
  if (supportRunAsync) {
    out.print("String_Node_Str");
    out.indentIn();
    out.newlineOpt();
    out.print("String_Node_Str" + getFragmentSubdir() + "String_Node_Str"+ FRAGMENT_EXTENSION+ "String_Node_Str");
    out.indentOut();
    out.newlineOpt();
    out.print("String_Node_Str");
    out.newlineOpt();
    out.print("String_Node_Str");
    out.indentIn();
    out.newlineOpt();
    out.print("String_Node_Str");
    out.newlineOpt();
    out.print("String_Node_Str");
    out.newlineOpt();
    out.print("String_Node_Str");
    out.newlineOpt();
    out.print("String_Node_Str");
    out.newlineOpt();
    out.print("String_Node_Str");
    out.indentOut();
    out.newlineOpt();
    out.print("String_Node_Str");
    out.newlineOpt();
  }
  out.print("String_Node_Str");
  out.newlineOpt();
  out.print("String_Node_Str" + context.getModuleName() + "String_Node_Str"+ "String_Node_Str");
  out.newlineOpt();
  out.print("String_Node_Str");
  out.newlineOpt();
  out.newlineOpt();
  out.print("String_Node_Str");
  out.newline();
  return out.toString();
}

Fixed version (ground truth):
/** 
 * This is the real implementation of <code>getModulePrefix</code> for this linker. The other versions forward to this one.
 */
private String getModulePrefix(LinkerContext context,String strongName,boolean supportRunAsync){
  DefaultTextOutput out=new DefaultTextOutput(context.isOutputCompact());
  out.print("String_Node_Str");
  out.newlineOpt();
  out.print("String_Node_Str");
  out.newlineOpt();
  out.print("String_Node_Str" + About.getGwtVersionNum() + "String_Node_Str");
  out.newlineOpt();
  out.print("String_Node_Str");
  out.newlineOpt();
  out.print("String_Node_Str");
  out.newlineOpt();
  out.print("String_Node_Str");
  out.newlineOpt();
  out.print("String_Node_Str" + strongName + "String_Node_Str");
  out.newlineOpt();
  if (supportRunAsync) {
    out.print("String_Node_Str");
    out.indentIn();
    out.newlineOpt();
    out.print("String_Node_Str" + getFragmentSubdir() + "String_Node_Str"+ FRAGMENT_EXTENSION+ "String_Node_Str");
    out.indentOut();
    out.newlineOpt();
    out.print("String_Node_Str");
    out.newlineOpt();
    out.print("String_Node_Str");
    out.indentIn();
    out.newlineOpt();
    out.print("String_Node_Str");
    out.newlineOpt();
    out.print("String_Node_Str");
    out.newlineOpt();
    out.print("String_Node_Str");
    out.newlineOpt();
    out.print("String_Node_Str");
    out.newlineOpt();
    out.print("String_Node_Str");
    out.indentOut();
    out.newlineOpt();
    out.print("String_Node_Str");
    out.newlineOpt();
  }
  out.print("String_Node_Str");
  out.newlineOpt();
  out.print("String_Node_Str" + context.getModuleName() + "String_Node_Str"+ "String_Node_Str");
  out.newlineOpt();
  out.print("String_Node_Str");
  out.newlineOpt();
  out.print("String_Node_Str");
  out.newlineOpt();
  out.print("String_Node_Str");
  out.newline();
  return out.toString();
}