Now what we provide dynamic binaries for all plaforms, we shouldn't try to run docker without udev sync support. This change changes the previous warning to an Error, unless the user explicitly overrides the warning, in which case they're at their own risk. Signed-off-by: Sebastiaan van Stijn <github@gone.nl> Upstream-commit: de641715105a116042ad9be5e1b2d1bb2962eb9c Component: engine