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[Frama-c-discuss] What is the point of ``All models'' in Alt-Ergo?


This is now fixed in Alt-Ergo's master branch:

- Mohamed.

Senior R&D Engineer, OCamlPro SAS
Research Associate, VALS team, LRI

Le 27/01/2016 15:24, Wolfram Kahl a écrit :
> On Wed, Jan 27, 2016 at 09:40:33AM +0100, Claude Marché wrote:
>> By default, to prove a goal from a set of hypotheses, Alt-Ergo negates
>> the goal and attempts to establish unsatisfiability.
>> With the experimental and undocument options related to "models", the
>> goal is not negated anymore, hence the wrong results you get.
> Thank you! So it is not due to the experimental nature, but due to the design...
> Given the fact that Frama-C exposes access to Alt-Ergo's options
> essentially via a simple double click on the goal,
> it might be useful to document from the Frama-C side
> which options of Alt-Ergo could be useful for Frama-C users,
> and which are unsafe/forbidden.
> (Since currently, Frama-C still picks up a green bullet for that falsum...)
> Wolfram
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