super(node1, node2);
      this.conflictingStackTrace = conflictingStackTrace;
      initCause(conflictingStackTrace);
    }

    public ExampleStackTrace getConflictingStackTrace() {
      return conflictingStackTrace;
    }

    /**
     * Appends the chain of messages from the {@code conflictingStackTrace} to the original {@code
     * message}.
     */
    @Override