anchor.diff:          }
       }
   
  -    public static void main(String[] args) {
  +    public static void main(String[] args) throws IOException {
   
           // will write the .cq4 file to working directory
  -        SingleChronicleQueue queue = SingleChronicleQueueBuilder.builder().path(".").build();
  -
  +        SingleChronicleQueue queue = SingleChronicleQueueBuilder.builder().path(Files
  +                .createTempDirectory("queue").toFile()).build();
           ExcerptAppender appender = queue.acquireAppender();
           ExcerptTailer tailer = queue.createTailer();
   
  
positive.code: 
  [source,java]
  ----
  
  import net.openhft.chronicle.queue.impl.single.SingleChronicleQueue;
  import net.openhft.chronicle.queue.impl.single.SingleChronicleQueueBuilder;
  import net.openhft.chronicle.wire.Marshallable;
  
  /**
   * Created by Rob Austin
  
negative.code: 
  ----
  !net.openhft.chronicle.queue.Example$MyObject {
    name: rob,
    age: 40
  }
  ----
  
  