Re: [isabelle-dev] Total failure of sledgehammer

2013-09-23 Thread Jasmin Blanchette
Hi Larry,

Am 13.09.2013 um 21:17 schrieb Lawrence Paulson l...@cam.ac.uk:

 That fixed it.

One of the Australians has run into the same issue with MaSh. The issue should 
be addressed starting with Isabelle/8d9f4e89d8c8. If you're willing to give 
MaSh a second try, you could try to set MASH=yes again.

To be sure that no stale data or zombies lie around, I would recommend running 
the following commands:

pkill -f ython.*server.py
rm -fr ~/.isabelle/mash/

Thank you for the report  sorry for the invconvenience!

Regards,

Jasmin

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Re: [isabelle-dev] Total failure of sledgehammer

2013-09-13 Thread Jasmin Blanchette
Am 13.09.2013 um 09:34 schrieb Lawrence Paulson l...@cam.ac.uk:

 None of them work.

Can you reproduce it in Proof General?

As an additional test, you could try playing with options like debug and see 
if the output says anything interesting.

Just to make sure it's not MaSh-related somehow, I would also recommend you 
comment out MASH=yes in your settings file and see if this has any impact.

Another useful data point would be to know if you can run the 
HOL-Metis_Examples session. The file Proxies.thy contains some Sledgehammer 
regression tests that rely on SPASS.

Otherwise I'm running out of ideas.

Jasmin

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Re: [isabelle-dev] Total failure of sledgehammer

2013-09-13 Thread Lawrence Paulson
That fixed it.
Larry

On 13 Sep 2013, at 10:15, Jasmin Blanchette jasmin.blanche...@gmail.com wrote:

 Just to make sure it's not MaSh-related somehow, I would also recommend you 
 comment out MASH=yes in your settings file and see if this has any impact.

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Re: [isabelle-dev] Total failure of sledgehammer

2013-09-12 Thread Jasmin Christian Blanchette
Hi Larry,

Am 12.09.2013 um 20:14 schrieb Lawrence Paulson l...@cam.ac.uk:

 Provers don't launch at all (according to process monitor) and no output, 
 either in the new S/H panel or via the sledgehammer command. I'm using 
 9d8764624487 but I don't think the precise version matters, as I grabbed a 
 new copy this morning and nothing's changed.
 
 Anybody else seen this?

I'm using the slightly more recent 3fb81ab13ea3 (but as you pointed out, hardly 
anything has changed in between) and everything is OK here. Let's try to debug 
this systematically.

1. First, can you confirm that this total failure of Sledgehammer also occurs 
in the following example (which should be solved quasi instantly by several 
ATPs)?

theory Scratch
imports Main
begin

lemma hd [x] = x
sledgehammer (hd.simps)

2. If step 1 works, please try

sledgehammer [mepo]

instead.

3. If step 2 works, please try

sledgehammer

without any options.

4. If step 3 works, try to construct a minimal self-contained example that 
doesn't work and send it to me.

One of my suspicions is that you might have enabled MaSh and today's change to 
it might have broken things somehow. Another  We'll definitely need to be more 
conservative in our changes getting closer to the release.

Thanks for your help.

Cheers,

Jasmin

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[isabelle-dev] Total failure of sledgehammer

2013-09-12 Thread Lawrence Paulson
Provers don't launch at all (according to process monitor) and no output, 
either in the new S/H panel or via the sledgehammer command. I'm using 
9d8764624487 but I don't think the precise version matters, as I grabbed a new 
copy this morning and nothing's changed.

Anybody else seen this?

Larry

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