Re: [isabelle-dev] jEdit

2012-04-27 Thread Makarius
On Fri, 27 Apr 2012, Christian Sternagel wrote: Maybe I should have tried it myself before posting ;). Yes, it works with jdk1.6.0_32. The test website already provides the bundled JDK, which is jdk1.6.0_31 and was produced just before Oracle upgraded to 32 :-( Fortunately there are hardly

[isabelle-dev] Spurious messages

2012-04-27 Thread Jasmin Christian Blanchette
Hi all, With the latest Isabelle (44b33c1e702e), some attributes, e.g. unify_search bound, give pairs of spurious warnings, e.g. ### Ignoring local change of global option unify_search_bound even when they are declared globally, as in the theory below: theory Scratch imports Main

Re: [isabelle-dev] Spurious messages

2012-04-27 Thread Makarius
On Fri, 27 Apr 2012, Jasmin Christian Blanchette wrote: With the latest Isabelle (44b33c1e702e), some attributes, e.g. unify_search bound, give pairs of spurious warnings, e.g. ### Ignoring local change of global option unify_search_bound even when they are declared globally, as in the

Re: [isabelle-dev] spass: Internal error: exception Empty raised (line 458 of library.ML)

2012-04-27 Thread Makarius
On Tue, 24 Apr 2012, Makarius wrote: I have also made some more experiments. The Empty exception is from the split_last here http://isabelle.in.tum.de/repos/isabelle/file/ea153f6abdb6/src/HOL/Tools/Sledgehammer/sledgehammer_provers.ML#l614 where you don't get any output unexpectedly, bacause