Discussion related to cado-nfs

[Paul Zimmermann <Paul.Zimmermann@inria.fr>]

       Dear Eric,

> Date: Mon, 3 Aug 2020 18:26:05 +0200 (CEST)
> From: eric.jeancolas@free.fr
> 
> Ah ok, as you mentionned, I thought this situation was rare enough not to 
> encounter it!
> As the deg 6 polynomial gave me the result, I will not proceed on this case.
> At least, I've got the answer, and it is shared on the group.
> Thank you for that.
> Best regards.
> Eric

to avoid such infinite loops in the future, I've added an error message
when we find no suitable prime < 1000000. In such a case the error message
points to the README, paragraph "Factoring with SNFS".

Best regards,
Paul

PS: by the way, did you use tasks.sieve.sqside=0 with your SNFS polynomials?