Program: 174842
Project: 174842
Buggy source:
@Override public void onSetup(File log,File world){
  try {
    connection=new InjectionConnection(log.toPath(),world.toPath(),"String_Node_Str");
  }
 catch (  IOException|InterruptedException ex) {
    throw new UndeclaredThrowableException(ex);
  }
  warpLogFile=new File(world.getAbsolutePath() + File.separator + "String_Node_Str");
  connection.getLogObserver().setLogCheckFrequency(500,MILLISECONDS);
  connection.setFlushFrequency(500,MILLISECONDS);
  warps=new HashMap<>();
  try {
    if (!warpLogFile.exists())     warpLogFile.createNewFile();
  }
 catch (  IOException x) {
    x.printStackTrace();
  }
  load();
  connection.getLogObserver().addChatListener(m -> {
    if (m.getMessage().split("String_Node_Str",2)[0].equals("String_Node_Str")) {
      String[] args=m.getMessage().split("String_Node_Str");
      if (args.length < 2) {
        connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str");
      }
 else       if (args[1].equals("String_Node_Str")) {
        if (args.length < 3) {
          connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str");
        }
 else {
          if (reservedKeys.contains(args[2])) {
            connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str"+ args[2]+ "String_Node_Str");
          }
 else           if (warps.containsKey(args[2])) {
            connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str"+ args[2]+ "String_Node_Str");
          }
 else {
            int currentCommandID=commandID++;
            String name="String_Node_Str" + currentCommandID;
            connection.inject(MINECART,"String_Node_Str" + m.getSender() + "String_Node_Str"+ name+ "String_Node_Str");
            connection.inject(MINECART,"String_Node_Str" + name + "String_Node_Str"+ m.getSender());
            Consumer<SuccessEvent> listener=l -> {
              Transform warpTransform=new Transform();
              int posIndex=l.getMessage().indexOf("String_Node_Str");
              String rawPos=l.getMessage().substring(posIndex + "String_Node_Str".length());
              rawPos=rawPos.substring(0,rawPos.indexOf("String_Node_Str"));
              rawPos=rawPos.replaceAll("String_Node_Str","String_Node_Str").replace("String_Node_Str","String_Node_Str");
              String[] pos=rawPos.split("String_Node_Str");
              warpTransform.x=Double.parseDouble(pos[0]);
              warpTransform.y=Double.parseDouble(pos[1]);
              warpTransform.z=Double.parseDouble(pos[2]);
              int rotIndex=l.getMessage().indexOf("String_Node_Str");
              String rawRot=l.getMessage().substring(rotIndex + "String_Node_Str".length());
              rawRot=rawRot.substring(0,rawRot.indexOf("String_Node_Str"));
              rawRot=rawRot.replaceAll("String_Node_Str","String_Node_Str").replace("String_Node_Str","String_Node_Str");
              String[] rot=rawRot.split("String_Node_Str");
              warpTransform.yaw=Float.parseFloat(rot[0]);
              warpTransform.pitch=Float.parseFloat(rot[1]);
              warps.put(args[2],warpTransform);
              connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str"+ args[2]+ "String_Node_Str");
              save();
            }
;
            connection.inject(MINECART,"String_Node_Str" + name + "String_Node_Str",listener);
          }
        }
      }
 else       if (args[1].equals("String_Node_Str")) {
        if (args.length < 3) {
          connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str");
        }
 else {
          if (warps.containsKey(args[2])) {
            warps.remove(args[2]);
            connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str"+ args[2]+ "String_Node_Str");
            save();
          }
 else {
            connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str"+ args[2]+ "String_Node_Str");
          }
        }
      }
 else       if (args[1].equals("String_Node_Str")) {
        if (warps.isEmpty())         connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str");
 else {
          StringBuilder list=new StringBuilder();
          for (          String key : warps.keySet()) {
            list.append("String_Node_Str");
            list.append("String_Node_Str");
            list.append(key);
            list.append("String_Node_Str");
            list.append(warps.get(key).toSimplifiedString());
            list.append("String_Node_Str");
            list.append("String_Node_Str");
            list.append(key);
            list.append("String_Node_Str");
            list.append("String_Node_Str");
            list.append(key);
            list.append("String_Node_Str");
            list.append("String_Node_Str");
          }
          connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str"+ warps.size()+ "String_Node_Str"+ list+ "String_Node_Str");
        }
      }
 else {
        if (args.length < 2) {
          connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str");
        }
 else {
          if (warps.containsKey(args[1])) {
            connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str"+ warps.get(args[1]));
            connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str"+ args[1]+ "String_Node_Str");
          }
 else {
            connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str"+ args[1]+ "String_Node_Str");
          }
        }
      }
    }
  }
);
  connection.inject(IMPULSE,"String_Node_Str");
}

Fixed version (ground truth):
@Override public void onSetup(File log,File world){
  try {
    connection=new InjectionConnection(log.toPath(),world.toPath(),"String_Node_Str");
  }
 catch (  IOException|InterruptedException ex) {
    throw new UndeclaredThrowableException(ex);
  }
  warpLogFile=new File(world.getAbsolutePath() + File.separator + "String_Node_Str");
  connection.getLogObserver().setLogCheckFrequency(500,MILLISECONDS);
  connection.setFlushFrequency(500,MILLISECONDS);
  warps=new HashMap<>();
  try {
    if (!warpLogFile.exists())     warpLogFile.createNewFile();
  }
 catch (  IOException x) {
    x.printStackTrace();
  }
  load();
  connection.getLogObserver().addChatListener(m -> {
    if (m.getMessage().split("String_Node_Str",2)[0].equals("String_Node_Str")) {
      String[] args=m.getMessage().split("String_Node_Str");
      if (args.length < 2) {
        connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str");
      }
 else       if (args[1].equals("String_Node_Str")) {
        if (args.length < 3) {
          connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str");
        }
 else {
          if (reservedKeys.contains(args[2])) {
            connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str"+ args[2]+ "String_Node_Str");
          }
 else           if (warps.containsKey(args[2])) {
            connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str"+ args[2]+ "String_Node_Str");
          }
 else {
            int currentCommandID=commandID++;
            String name="String_Node_Str" + currentCommandID;
            connection.inject(MINECART,"String_Node_Str" + m.getSender() + "String_Node_Str"+ name+ "String_Node_Str");
            connection.inject(MINECART,"String_Node_Str" + name + "String_Node_Str"+ m.getSender());
            Consumer<SuccessEvent> listener=l -> {
              Transform warpTransform=new Transform();
              int posIndex=l.getMessage().indexOf("String_Node_Str");
              String rawPos=l.getMessage().substring(posIndex + "String_Node_Str".length());
              rawPos=rawPos.substring(0,rawPos.indexOf("String_Node_Str"));
              rawPos=rawPos.replaceAll("String_Node_Str","String_Node_Str").replace("String_Node_Str","String_Node_Str");
              String[] pos=rawPos.split("String_Node_Str");
              warpTransform.x=Double.parseDouble(pos[0]);
              warpTransform.y=Double.parseDouble(pos[1]);
              warpTransform.z=Double.parseDouble(pos[2]);
              int rotIndex=l.getMessage().indexOf("String_Node_Str");
              String rawRot=l.getMessage().substring(rotIndex + "String_Node_Str".length());
              rawRot=rawRot.substring(0,rawRot.indexOf("String_Node_Str"));
              rawRot=rawRot.replaceAll("String_Node_Str","String_Node_Str").replace("String_Node_Str","String_Node_Str");
              String[] rot=rawRot.split("String_Node_Str");
              warpTransform.yaw=Float.parseFloat(rot[0]);
              warpTransform.pitch=Float.parseFloat(rot[1]);
              warps.put(args[2],warpTransform);
              connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str"+ args[2]+ "String_Node_Str");
              save();
            }
;
            connection.inject(MINECART,"String_Node_Str" + name + "String_Node_Str",listener);
          }
        }
      }
 else       if (args[1].equals("String_Node_Str")) {
        if (args.length < 3) {
          connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str");
        }
 else {
          if (warps.containsKey(args[2])) {
            warps.remove(args[2]);
            connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str"+ args[2]+ "String_Node_Str");
            save();
          }
 else {
            connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str"+ args[2]+ "String_Node_Str");
          }
        }
      }
 else       if (args[1].equals("String_Node_Str")) {
        if (warps.isEmpty())         connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str");
 else {
          StringBuilder list=new StringBuilder();
          for (          String key : warps.keySet()) {
            list.append("String_Node_Str");
            list.append("String_Node_Str");
            list.append(key);
            list.append("String_Node_Str");
            list.append(warps.get(key).toSimplifiedString());
            list.append("String_Node_Str");
            list.append("String_Node_Str");
            list.append(key);
            list.append("String_Node_Str");
            list.append("String_Node_Str");
            list.append(key);
            list.append("String_Node_Str");
            list.append("String_Node_Str");
          }
          connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str"+ warps.size()+ "String_Node_Str"+ list+ "String_Node_Str");
        }
      }
 else {
        if (args.length < 2) {
          connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str");
        }
 else {
          if (warps.containsKey(args[1])) {
            connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str"+ warps.get(args[1]).toString());
            connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str"+ args[1]+ "String_Node_Str");
          }
 else {
            connection.inject(IMPULSE,"String_Node_Str" + m.getSender() + "String_Node_Str"+ args[1]+ "String_Node_Str");
          }
        }
      }
    }
  }
);
  connection.inject(IMPULSE,"String_Node_Str");
}