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Code Activity
17495 commits 61 branches 52 tags 177 MiB
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539 commits

Author SHA1 Message Date
Jakob Rath
a76f977f85 Change univariate fallback solver to one-shot mode for now 2022-08-02 12:42:34 +02:00
Jakob Rath
d65dc82ef0 bailout state: add premises of assignment 2022-07-25 13:49:21 +02:00
Jakob Rath
4a3fe8ab82 fix 2022-07-21 13:00:36 +02:00
Jakob Rath
48c6bea331 umul 2 2022-07-21 12:38:00 +02:00
Jakob Rath
d4592f2abf umul 2022-07-21 11:57:27 +02:00
Jakob Rath
8d871bf8b5 dead code 2022-07-21 11:48:41 +02:00
Jakob Rath
c31503f67d improve output 2022-07-14 10:47:35 +02:00
Jakob Rath
003896991d fix merge 2022-07-01 17:16:40 +02:00
Jakob Rath
d473c23e5b bailout for saturation lemmas 2022-07-01 11:51:52 +02:00
Jakob Rath
c78007fd1a Use mul_ovfl constraint directly instead of approximating it with bounds 2022-06-29 14:28:59 +02:00
Jakob Rath
69a28a7740 fix check against looping 2022-06-29 14:27:11 +02:00
Jakob Rath
0fb8c72f50 print more information 2022-06-29 14:26:25 +02:00
Jakob Rath
2345fb6428 Support watching inactive constraints 
This allows us to handle non-redundant clauses (like we get from quot_rem)
 2022-05-27 15:49:54 +02:00
Jakob Rath
6bf897aad8 backtrack_fi 2022-04-25 17:39:07 +02:00
Jakob Rath
fc2633c964 don't saturate immediately after forbidden intervals 2022-04-25 17:39:07 +02:00
Nikolaj Bjorner
f1b10b0ea4 Merge branch 'polysat' of https://github.com/z3prover/z3 into polysat 2022-04-13 12:22:49 +02:00
Nikolaj Bjorner
da168cad2d track _all_ interval end-points for propagation (in fact only need end-points at unit location, not the others so this can be tuned 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-04-13 12:22:43 +02:00
Jakob Rath
88a17ef33e print more 2022-04-13 11:42:41 +02:00
Jakob Rath
be488f75ab Add some fi info 2022-04-13 09:34:59 +02:00
Jakob Rath
9fa5096776 conflict logging 2022-04-12 16:06:20 +02:00
Jakob Rath
00fa4b3320 Better search stack printing 2022-04-12 14:13:20 +02:00
Nikolaj Bjorner
59f2603a3a add parameter class for polysat 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-04-12 10:36:01 +02:00
Nikolaj Bjorner
afa7162ab1 add parameter class for polysat 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-04-12 10:35:23 +02:00
Nikolaj Bjorner
f2b9c27ed6 use simpler looking for loop 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-04-12 10:13:44 +02:00
Jakob Rath
d98a93bcc8 Remove bdecide 2022-04-11 15:55:41 +02:00
Jakob Rath
63031548cb Store only literals in the conflict state 2022-04-11 15:00:06 +02:00
Nikolaj Bjorner
fde78f99c3 fix propagation when variables are assigned 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-04-07 13:27:36 +02:00
Nikolaj Bjorner
704a41ee36 disable polysat inside of recursive solver 2022-04-06 13:40:40 +02:00
Nikolaj Bjorner
1cba5fd55e merge 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-04-06 11:11:26 +02:00
Nikolaj Bjorner
d97bb7c6ad merge 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-04-06 05:46:36 +02:00
Nikolaj Bjorner
a623865a82 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-04-06 05:44:31 +02:00
Jakob Rath
613b0db4cc fix refcount issue 2022-03-19 04:19:16 +01:00
Jakob Rath
d41d3fa6ea fix some bugs 2022-03-18 16:05:51 +01:00
Jakob Rath
fd353bff17 unsat core 2022-03-18 15:49:44 +01:00
Jakob Rath
509a007ed7 Integrate univariate solver in polysat 2022-03-18 15:43:06 +01:00
Jakob Rath
9d47d7959d helper functions to add constraints to univariate_solver 2022-03-17 14:08:00 +01:00
Jakob Rath
edeba9b56a support op_constraint in univariate solver 2022-03-17 14:03:42 +01:00
Jakob Rath
c4370eb7e6 univariate solver seems to work 2022-03-11 18:06:32 +01:00
Jakob Rath
74281fa830 compile 2022-03-11 08:33:10 +01:00
Jakob Rath
8b1f1d0e11 begin univariate solver impl 2022-03-10 17:58:37 +01:00
Jakob Rath
78028bedae use solver_factory 2022-03-10 16:57:08 +01:00
Jakob Rath
4a86c3fb67 looks like QF_BV is handled by inc_sat_solver 2022-03-10 16:19:35 +01:00
Jakob Rath
c648b57493 forbidden intervals only used by viable 2022-03-10 16:12:13 +01:00
Jakob Rath
afc711d6ec move into separate component 2022-03-10 16:10:56 +01:00
Jakob Rath
d4a28d4553 implementation stub 2022-03-10 11:13:06 +01:00
Jakob Rath
6aee62ef2f Univariate solver interface 2022-03-10 11:01:57 +01:00
Jakob Rath
9b20f17f9c compile 2022-03-10 10:57:49 +01:00
Jakob Rath
22411f8b43 one more special case 2022-03-10 10:32:23 +01:00
Nikolaj Bjorner
1faccffd0d add smul over and underflow predicate 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-02-20 11:39:45 +02:00
Nikolaj Bjorner
dc3b921712 eq explain 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-02-16 19:00:24 +02:00