[Nix-dev] Forcing install from source

[Michael Sperber]

Domen Kožar <domen at dev.si> writes:

> I'm not sure I'm following, so you already have built derivation and you
> want to rebuild it?

Yes: The already built derivation was downloaded from the cache, and
the binary is bad.

> --check should help here, but I don't see how that's related to "where the
> binary downloaded from the cache fails"

What's "--check"?

error: unknown flag ‘--check’
Try ‘nix-env --help’ for more information.

-- 
Regards,
Mike