Program: 92924
Project: 92924
Buggy source:
public void extract(@NotNull final SequentialReader reader,final @NotNull Metadata metadata){
  final BmpHeaderDirectory directory=metadata.getOrCreateDirectory(BmpHeaderDirectory.class);
  reader.setMotorolaByteOrder(false);
  try {
    final int magicNumber=reader.getUInt16();
    if (magicNumber != 0x4D42) {
      directory.addError("String_Node_Str");
      return;
    }
    reader.skip(4 + 2 + 2+ 4);
    int headerSize=reader.getInt32();
    directory.setInt(BmpHeaderDirectory.TAG_HEADER_SIZE,headerSize);
    if (headerSize == 40) {
      directory.setInt(BmpHeaderDirectory.TAG_IMAGE_WIDTH,reader.getInt32());
      directory.setInt(BmpHeaderDirectory.TAG_IMAGE_WIDTH,reader.getInt32());
      directory.setInt(BmpHeaderDirectory.TAG_COLOUR_PLANES,reader.getInt16());
      directory.setInt(BmpHeaderDirectory.TAG_BITS_PER_PIXEL,reader.getInt16());
      directory.setInt(BmpHeaderDirectory.TAG_COMPRESSION,reader.getInt32());
      reader.skip(4);
      directory.setInt(BmpHeaderDirectory.TAG_X_PIXELS_PER_METER,reader.getInt32());
      directory.setInt(BmpHeaderDirectory.TAG_Y_PIXELS_PER_METER,reader.getInt32());
      directory.setInt(BmpHeaderDirectory.TAG_PALETTE_COLOUR_COUNT,reader.getInt32());
      directory.setInt(BmpHeaderDirectory.TAG_IMPORTANT_COLOUR_COUNT,reader.getInt32());
    }
 else     if (headerSize == 12) {
      directory.setInt(BmpHeaderDirectory.TAG_IMAGE_WIDTH,reader.getInt16());
      directory.setInt(BmpHeaderDirectory.TAG_IMAGE_WIDTH,reader.getInt16());
      directory.setInt(BmpHeaderDirectory.TAG_COLOUR_PLANES,reader.getInt16());
      directory.setInt(BmpHeaderDirectory.TAG_BITS_PER_PIXEL,reader.getInt16());
    }
 else {
      directory.addError("String_Node_Str" + headerSize);
    }
  }
 catch (  IOException e) {
    directory.addError("String_Node_Str");
  }
}

Fixed version (ground truth):
public void extract(@NotNull final SequentialReader reader,final @NotNull Metadata metadata){
  final BmpHeaderDirectory directory=metadata.getOrCreateDirectory(BmpHeaderDirectory.class);
  reader.setMotorolaByteOrder(false);
  try {
    final int magicNumber=reader.getUInt16();
    if (magicNumber != 0x4D42) {
      directory.addError("String_Node_Str");
      return;
    }
    reader.skip(4 + 2 + 2+ 4);
    int headerSize=reader.getInt32();
    directory.setInt(BmpHeaderDirectory.TAG_HEADER_SIZE,headerSize);
    if (headerSize == 40) {
      directory.setInt(BmpHeaderDirectory.TAG_IMAGE_WIDTH,reader.getInt32());
      directory.setInt(BmpHeaderDirectory.TAG_IMAGE_HEIGHT,reader.getInt32());
      directory.setInt(BmpHeaderDirectory.TAG_COLOUR_PLANES,reader.getInt16());
      directory.setInt(BmpHeaderDirectory.TAG_BITS_PER_PIXEL,reader.getInt16());
      directory.setInt(BmpHeaderDirectory.TAG_COMPRESSION,reader.getInt32());
      reader.skip(4);
      directory.setInt(BmpHeaderDirectory.TAG_X_PIXELS_PER_METER,reader.getInt32());
      directory.setInt(BmpHeaderDirectory.TAG_Y_PIXELS_PER_METER,reader.getInt32());
      directory.setInt(BmpHeaderDirectory.TAG_PALETTE_COLOUR_COUNT,reader.getInt32());
      directory.setInt(BmpHeaderDirectory.TAG_IMPORTANT_COLOUR_COUNT,reader.getInt32());
    }
 else     if (headerSize == 12) {
      directory.setInt(BmpHeaderDirectory.TAG_IMAGE_WIDTH,reader.getInt16());
      directory.setInt(BmpHeaderDirectory.TAG_IMAGE_HEIGHT,reader.getInt16());
      directory.setInt(BmpHeaderDirectory.TAG_COLOUR_PLANES,reader.getInt16());
      directory.setInt(BmpHeaderDirectory.TAG_BITS_PER_PIXEL,reader.getInt16());
    }
 else {
      directory.addError("String_Node_Str" + headerSize);
    }
  }
 catch (  IOException e) {
    directory.addError("String_Node_Str");
  }
}