boolean containsSequenceId(String trace, long sequence) {
        return trace.contains("Sequencer sending message with sequence id '" + sequence + "'.");
    }
@author <a href="mailto:einarmr@yahoo-inc.com">Einar M R Rosenvinge</a>
docproc/src/test/java/com/yahoo/docproc/jdisc/DocumentProcessingHandlerForkTestCase.java