tags 917566 + moreinfo thanks Dmitry,
> As far as I know [citation needed], Debian only supports upgrades of > consequenced releases -- it means that maintainer is not obliged to make > sure that Debian 8 -> Debian 10 (skipping Debian 9) works smoothly. [..] > As of implementation side, given that Lintian by design do not use > network, it is possible to assume that Debian release happens once a 2.5 > year (or so), so versions older then 5.5 years (possible to lookup in > d/changelog) are below threhold. Alas, unless we can think of a more-reliable way of doing this I fear this will be far too full of false-positives or will simply not detect enough cases to be prioritised. :( Regards, -- ,''`. : :' : Chris Lamb `. `'` la...@debian.org / chris-lamb.co.uk `-