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18173 commits 49 branches 53 tags 182 MiB
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Author SHA1 Message Date
Clemens Eisenhofer
aafd9039db Bugfix 2023-01-09 14:14:19 +01:00
Nikolaj Bjorner
991acb0d72 add diagnostics for assertion violations 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-01-06 13:29:24 -08:00
Clemens Eisenhofer
b1239d5276 Missing file 2023-01-05 18:05:08 +01:00
Clemens Eisenhofer
0c1c9c64eb Merge branch 'polysat' of https://github.com/Z3Prover/z3 into polysat 2023-01-05 18:03:43 +01:00
Clemens Eisenhofer
4a6053b289 Missing univariate for pseudo-inverse 2023-01-05 18:02:21 +01:00
Jakob Rath
1002538565 insert_eval? 2023-01-05 17:41:08 +01:00
Jakob Rath
aeb6138c25 No result if there is no other interval 2023-01-05 17:21:25 +01:00
Jakob Rath
a406e01fb8 e0 instead of first? 2023-01-05 16:44:45 +01:00
Jakob Rath
6f18335604 need y0 value 2023-01-05 16:43:23 +01:00
Jakob Rath
ffa12eb37c flip args to match description 2023-01-05 16:43:01 +01:00
Jakob Rath
55a50ea461 ule rewrites 2023-01-05 14:41:21 +01:00
Jakob Rath
0daf444cec Actually revert boolean decisions 2023-01-04 17:20:34 +01:00
Nikolaj Bjorner
db1be0f247 unit test for bench 13 scenario 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-01-03 12:23:14 -08:00
Clemens Eisenhofer
075b548089 Merge branch 'polysat' of https://github.com/Z3Prover/z3 into polysat 2023-01-03 17:48:21 +01:00
Clemens Eisenhofer
79e7380ffc Pseudo-inverse op_constraint 2023-01-03 17:47:54 +01:00
Jakob Rath
283e60a5cb compile 2023-01-03 14:55:50 +01:00
Nikolaj Bjorner
84a5ec221f diagnostics 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-01-02 18:11:00 -08:00
Nikolaj Bjorner
824c10711c testing inference based on complementary bounds 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-01-02 17:30:08 -08:00
Nikolaj Bjorner
56bda59de9 bugfix in parity code, add try_infer_parity_equality per status notes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-01-02 15:01:05 -08:00
Clemens Eisenhofer
0301686856 Variant of variable elimination 2023-01-02 20:05:13 +01:00
Nikolaj Bjorner
1c7ac12af8 wip 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-29 20:07:14 -08:00
Nikolaj Bjorner
f8a3e428ff wip 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-29 19:30:14 -08:00
Nikolaj Bjorner
96341d7f0a wip try_add_mul_bound2 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-29 18:31:39 -08:00
Nikolaj Bjorner
ed76da1458 Merge branch 'polysat' of https://github.com/z3prover/z3 into polysat 2022-12-29 16:55:56 -08:00
Nikolaj Bjorner
10589d59ba wip based on notes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-29 16:55:46 -08:00
Clemens Eisenhofer
6f78c33558 Generalized variable elimination 2022-12-29 22:36:04 +01:00
Nikolaj Bjorner
ab9a9d2308 wip - more general ranges for add_mul_bound 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-28 14:09:51 -08:00
Clemens Eisenhofer
658877365c Moved "easy part" of variable elimination to saturation.cpp 2022-12-28 15:07:03 +01:00
Nikolaj Bjorner
b4f5225ab3 outline 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-27 21:40:31 -08:00
Nikolaj Bjorner
6f8b3a997e add max forbidden based on constant intervals 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-27 20:49:17 -08:00
Nikolaj Bjorner
45e772b223 Merge branch 'polysat' of https://github.com/z3prover/z3 into polysat 2022-12-27 20:20:59 -08:00
Nikolaj Bjorner
b52379fe88 update 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-27 20:20:51 -08:00
Clemens Eisenhofer
28e9014401 Merge branch 'polysat' of https://github.com/Z3Prover/z3 into polysat 2022-12-27 08:48:04 +01:00
Clemens Eisenhofer
4b8577eaa2 Reverted unintended changes 2022-12-27 08:47:27 +01:00
Clemens Eisenhofer
39a4bb025b Propagate assignment if all bits are assigned and use better justification if any found 2022-12-27 08:44:55 +01:00
Nikolaj Bjorner
67b9ecbd97 missing disequality parity constraint 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-25 16:13:26 -08:00
Nikolaj Bjorner
4c6499f28b updated notes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-25 15:28:34 -08:00
Nikolaj Bjorner
be5b6f2839 add analysis 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-25 15:14:40 -08:00
Nikolaj Bjorner
403a126642 remove try_factor_equality1 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-25 11:37:55 -08:00
Clemens Eisenhofer
52eefb6e85 Some more commenting 2022-12-25 12:51:13 +01:00
Clemens Eisenhofer
74ec28201e Merge remote-tracking branch 'Z3Prover/polysat' into polysat 2022-12-25 12:41:39 +01:00
Clemens Eisenhofer
674e309fa3 ... and backtracking for bits 2022-12-25 12:23:49 +01:00
Nikolaj Bjorner
49a7f8446d disable match_non_max and match_non_zero 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-24 15:19:37 -08:00
Nikolaj Bjorner
e978b81c7a add review comment to bug location 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-24 12:40:47 -08:00
Nikolaj Bjorner
48cd05c725 introduce try_factor_equality2, disabled as it exposes new bugs. Old bug on bench15.smt2 exposed in debug mode 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-24 12:05:54 -08:00
Clemens Eisenhofer
173fb9c2bd Bit-Propagation for most operations (Backtracking missing) 2022-12-24 16:37:53 +01:00
Nikolaj Bjorner
4e0604bc22 add hooks for multiplication overflow 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-23 15:48:03 -08:00
Nikolaj Bjorner
d18a2427a4 notes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-23 14:57:56 -08:00
Nikolaj Bjorner
50cbe2659a extract multiple bounds for upper/lower bound 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-23 14:52:41 -08:00
Nikolaj Bjorner
9275930f50 fix bug in add-overflow propagation, move to use viable to mind for bounds 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-23 13:38:51 -08:00