Program: 581
Project: 581
Buggy source:
private void initDisplay(){
  logger.info("String_Node_Str");
  try {
    if (config.isWindowedFullscreen()) {
      lwjglDisplay.setDisplayModeSetting(DisplayModeSetting.WINDOWED_FULLSCREEN,false);
    }
 else {
      lwjglDisplay.setDisplayModeSetting(DisplayModeSetting.FULLSCREEN,false);
    }
    Display.setTitle("String_Node_Str" + "String_Node_Str" + "String_Node_Str");
    try {
      String root="String_Node_Str";
      ClassLoader classLoader=getClass().getClassLoader();
      BufferedImage icon16=ImageIO.read(classLoader.getResourceAsStream(root + "String_Node_Str"));
      BufferedImage icon32=ImageIO.read(classLoader.getResourceAsStream(root + "String_Node_Str"));
      BufferedImage icon64=ImageIO.read(classLoader.getResourceAsStream(root + "String_Node_Str"));
      BufferedImage icon128=ImageIO.read(classLoader.getResourceAsStream(root + "String_Node_Str"));
      Display.setIcon(new ByteBuffer[]{TextureUtil.convertToByteBuffer(icon16),TextureUtil.convertToByteBuffer(icon32),TextureUtil.convertToByteBuffer(icon64),TextureUtil.convertToByteBuffer(icon128)});
    }
 catch (    IOException|IllegalArgumentException e) {
      logger.warn("String_Node_Str",e);
    }
    if (config.getDebug().isEnabled()) {
      try {
        ContextAttribs ctxAttribs=new ContextAttribs().withDebug(true);
        Display.create(config.getPixelFormat(),ctxAttribs);
        try {
          GL43.glDebugMessageCallback(new KHRDebugCallback(new DebugCallback()));
        }
 catch (        IllegalStateException e) {
          logger.warn("String_Node_Str");
        }
      }
 catch (      LWJGLException e) {
        logger.warn("String_Node_Str",e);
        Display.create(config.getPixelFormat());
      }
    }
 else {
      Display.create(config.getPixelFormat());
    }
    Display.setVSyncEnabled(config.isVSync());
  }
 catch (  LWJGLException e) {
    throw new RuntimeException("String_Node_Str",e);
  }
}

Fixed version (ground truth):
private void initDisplay(){
  logger.info("String_Node_Str");
  try {
switch (config.getDisplayModeSetting()) {
case FULLSCREEN:
      lwjglDisplay.setDisplayModeSetting(DisplayModeSetting.FULLSCREEN,false);
    break;
case WINDOWED_FULLSCREEN:
  lwjglDisplay.setDisplayModeSetting(DisplayModeSetting.WINDOWED_FULLSCREEN,false);
break;
case WINDOWED:
lwjglDisplay.setDisplayModeSetting(DisplayModeSetting.WINDOWED,false);
break;
}
Display.setTitle("String_Node_Str" + "String_Node_Str" + "String_Node_Str");
try {
String root="String_Node_Str";
ClassLoader classLoader=getClass().getClassLoader();
BufferedImage icon16=ImageIO.read(classLoader.getResourceAsStream(root + "String_Node_Str"));
BufferedImage icon32=ImageIO.read(classLoader.getResourceAsStream(root + "String_Node_Str"));
BufferedImage icon64=ImageIO.read(classLoader.getResourceAsStream(root + "String_Node_Str"));
BufferedImage icon128=ImageIO.read(classLoader.getResourceAsStream(root + "String_Node_Str"));
Display.setIcon(new ByteBuffer[]{TextureUtil.convertToByteBuffer(icon16),TextureUtil.convertToByteBuffer(icon32),TextureUtil.convertToByteBuffer(icon64),TextureUtil.convertToByteBuffer(icon128)});
}
 catch (IOException|IllegalArgumentException e) {
logger.warn("String_Node_Str",e);
}
if (config.getDebug().isEnabled()) {
try {
ContextAttribs ctxAttribs=new ContextAttribs().withDebug(true);
Display.create(config.getPixelFormat(),ctxAttribs);
try {
GL43.glDebugMessageCallback(new KHRDebugCallback(new DebugCallback()));
}
 catch (IllegalStateException e) {
logger.warn("String_Node_Str");
}
}
 catch (LWJGLException e) {
logger.warn("String_Node_Str",e);
Display.create(config.getPixelFormat());
}
}
 else {
Display.create(config.getPixelFormat());
}
Display.setVSyncEnabled(config.isVSync());
}
 catch (LWJGLException e) {
throw new RuntimeException("String_Node_Str",e);
}
}