It's more likely that the snapshot was incomplete in that it was based on incomplete precursors, rather than that the message itself was truncated. The details

It's more likely that the snapshot was incomplete in that it was based on incomplete precursors, rather than that the message itself was truncated. The details of something like that aren't always appropriate for this kind of report (i.e. they usually create more questions than they answer for a reader unfamiliar with the basics of the system).