mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-04-07 18:05:21 +00:00
Code Activity
11456 commits 23 branches 48 tags 156 MiB
Commit graph

11456 commits

This branch
This branch
All branches
Author SHA1 Message Date
Nikolaj Bjorner 04ae00048d fix #2567 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-17 18:48:21 -04:00
Nikolaj Bjorner 9c74c05854 address min-int overflow reported in #2565 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-17 18:19:55 -04:00
Nikolaj Bjorner 77ef40a3db na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-17 11:50:14 -04:00
Nikolaj Bjorner 4b51fe466d fix #2562 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-17 11:49:11 -04:00
Nikolaj Bjorner 69abe1687e backjump to level of clause to ensure that new atoms created by projection are assigned as assumptions fix #2557 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-14 20:17:07 -04:00
Nikolaj Bjorner 0f20175bdd fix #2556, sign of of inequality is not restricted to -1, 0, 1, but can be -2, -3 etc 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-14 19:41:01 -04:00
Nikolaj Bjorner 0c972b8bee tidy 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-13 15:45:10 -04:00
Nikolaj Bjorner da805f6016 address perf bottleneck exposed by #2552 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-13 18:31:52 +02:00
Nikolaj Bjorner fffc539b40 fix #2549 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-13 17:42:29 +02:00
Nikolaj Bjorner 098725aa1c fix #2553 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-13 15:03:05 +02:00
Nikolaj Bjorner 67c4777514 fix #2548 fix #2530 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-13 15:03:04 +02:00
Andrew V. Jones 5d9ed5b0a9 Allow for __truediv__ and __rtruediv__ even when not using Python3 2019-09-13 14:23:13 +02:00
Arie Gurfinkel 1b83c677ea spacer: fixes lim_num_generalizer 
Must check that newly constructed generalization blocks
the proof obligation.

Was only checking that generalization is entailed by the transition system!
 2019-09-13 14:22:57 +02:00
Nikolaj Bjorner 63840806d8 fix #2546, retrieve model in optsmt lex before iterating 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-10 11:19:59 +02:00
Nikolaj Bjorner 0481adb87c fix #2547 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-10 06:38:27 +02:00
Arie Gurfinkel 0d3fed9a6a spacer: lemma generalizer for small numbers 
Attempts to reduce denominators in coefficients of farkas lemmas
 2019-09-09 20:32:13 +02:00
Nikolaj Bjorner 78a1f53ac9 fix #2544 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-09 18:07:03 +02:00
Nikolaj Bjorner b1cdb3e451 add mbqi to smtfd. For Nuno, of course 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-09 11:28:25 +02:00
Nikolaj Bjorner c22a17f430 smtfd 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-08 18:14:28 +02:00
Nikolaj Bjorner d3da161803 smtfd 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-08 12:26:37 +03:00
Nikolaj Bjorner 5ba4d8d0f1 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-07 18:22:28 +03:00
Arie Gurfinkel d44081db7d fix clang compilation errors 2019-09-07 18:21:54 +03:00
Nikolaj Bjorner 3b1a73b9e8 add smt to project.py dependencies 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-07 18:04:32 +03:00
Nikolaj Bjorner 85fb6f59de disable ackermannize on goal 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-07 17:56:21 +03:00
Nikolaj Bjorner ff3cff06b2 deal with ite 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-07 17:53:01 +03:00
Nikolaj Bjorner c476c4a86a smtfd solver that uses lazy iteration around fd to produce theory lemmas 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-07 17:48:33 +03:00
Arie Gurfinkel e881c4af3f Support repr_html for jupyter 2019-09-07 17:16:14 +03:00
Nikolaj Bjorner 228d68f165 enhance ackermannize for constant arguments 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-07 16:36:09 +03:00
Murphy Berzish 18ba14cff8 Z3str3: fix empty-string contradictions (#2538) 
* z3str3: str.indexof second argument can be empty string without causing contradictions

* z3str3: str.indexof second argument can be empty string without causing contradictions

* z3str3: fixups for str.indexof

* z3str3: str.indexof code cleanup
 2019-09-07 16:35:20 +03:00
Nikolaj Bjorner bc723fbe89 fix #2539 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-06 15:07:43 +03:00
Nikolaj Bjorner 8ec6219010 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-06 09:42:57 +03:00
Nikolaj Bjorner a92c82d895 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-06 09:42:57 +03:00
Nikolaj Bjorner f645f8d685 fix #2537 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-06 09:42:57 +03:00
Nikolaj Bjorner 29f0897afc tweaking nlqsat 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-06 09:42:57 +03:00
Nuno Lopes 5fbfc0f9f7 minor code simplification 2019-09-05 13:47:45 +01:00
Nikolaj Bjorner 8f4e7f4961 fix #2533 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-03 23:47:38 -07:00
Nuno Lopes 9fce5e124f fix build 2019-09-03 20:08:39 +01:00
Nuno Lopes 87a96d7bd4 fix mutexes hanging due to access to free'd memory 
Thanks to Kevin de Vos for reporting the bug & testing the fix
 2019-09-03 20:02:21 +01:00
Nuno Lopes cb75326686 minor code simplification 2019-09-03 15:51:51 +01:00
Nikolaj Bjorner 68e4ed3c9c fix #2531 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-02 09:59:58 -07:00
Nikolaj Bjorner 000e485794 add array selects to basic ackerman reduction improves performance significantly for #2525 as it now uses the SAT solver core instead of SMT core 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-09-01 12:17:19 -07:00
Arie Gurfinkel 7823117776 Restore expected behavior to stopwatch 2019-09-01 07:43:36 -04:00
Nikolaj Bjorner e816d16724 fix #2527 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-08-31 10:09:52 -04:00
Nikolaj Bjorner 4c0db00a7b fix push/pop bug for ite-elimination, thanks to Nao Hirokawa for reporting it 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-08-30 08:31:37 -03:00
Nikolaj Bjorner de43e05102 fix overflow bug exposed by #2476 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-08-29 22:34:04 -03:00
Nikolaj Bjorner a8bfab3273 add model.inline_def option to make #2517 happy 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-08-29 12:08:09 -03:00
Nikolaj Bjorner 35fa24a82a initialize best model 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-08-28 12:31:13 -03:00
Nikolaj Bjorner 20dc59e02d fix #2523 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-08-28 12:28:33 -03:00
Nikolaj Bjorner 2e6908bd9e fix #2509, fix issue with model inheritance exposed by #2483 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-08-27 10:48:22 -03:00
Nikolaj Bjorner 271cd2ac6b disable expensive model validation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-08-26 07:26:12 -03:00