Am 08.03.22 um 22:01 schrieb Liliana Marie Prikler:
> In practice, we assume 0.y.z be compatible with 0.y.a, a < z or the
> other way round depending on which direction you're looking at.  I'm
> not sure if this is a rust fortification of semver

This is backed by the cargo manual 
<https://doc.rust-lang.org/cargo/reference/specifying-dependencies.html>:

    An update is allowed if the new version number *does not modify the
    left-most non-zero digit* in the major, minor, patch grouping.

-- 
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Hartmut Goebel
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