Re: [isabelle] 2016-1-RC4 Responsiveness

On 03/12/16 13:11, Makarius wrote:
> On 01/12/16 15:57, Peter Lammich wrote:
>> I just had to restart the IDE two times before I found a non-
>> terminating "meson"-method in my theory ... As soon as this method was
>> reached, the prover instantly got unresponsive, and did not recover
>> within a few minutes.
> In order to do anything, I need a tangible problem report, i.e.
> reproducible situation of such non-terminating "meson" invocation.
> Without that there is just speculation: e.g. "potentially useful"
> warning messages emitted by some ML tools and underlying operations. I
> see a few such warnings in the sources src/HOL/Tools/Meson/ and its
> underlying src/Tools/misc_legacy.ML, but it is unclear if these are
> relevant.

The warning in Misc_Legacy.METAHYPS is about schematic variables. Meson
is the main user of METAHYPS, and you are the main user of schematic
variables. So there is some chance that this is significant.

I have now removed that "potentially useful output" in


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