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Code Activity
18066 commits 63 branches 52 tags 178 MiB
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51 commits

Author SHA1 Message Date
Jakob Rath
3b3636b30e Remove conflict::set 2022-12-16 14:25:41 +01:00
Jakob Rath
06e6f27614 refactor 2022-12-16 14:22:50 +01:00
Jakob Rath
afde0e993c Add bitblasting fallback to viable::query 
(integration between conflict/viable is still messy)
 2022-12-16 13:02:54 +01:00
Jakob Rath
5ad961029d Rename revert_decision -> revert_pvar, and enable it. 
Also rename resolve_with_assignment to resolve_evaluated
 2022-12-08 16:19:11 +01:00
Nikolaj Bjorner
754cb540d0 disable new code paths for commit 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-07 02:23:43 -08:00
Nikolaj Bjorner
f2c228f160 update function that propagates bounds on x*y = 0 to be more comprehensive 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-05 01:19:26 -08:00
Jakob Rath
4aa04fa475 Lemma names 2022-11-28 19:13:38 +01:00
Jakob Rath
2787a22007 Backtrack/backjump based on accumulated lemmas 2022-11-23 12:49:36 +01:00
Jakob Rath
38a43bd087 Remove conflict_kind 2022-11-17 12:25:28 +01:00
Jakob Rath
00e8c53f9a Remove unused code 2022-11-17 12:22:40 +01:00
Jakob Rath
aa59de9056 Track max jump level from side lemmas 2022-11-14 15:43:46 +01:00
Jakob Rath
cd83a6ec69 Remove bailout state from conflict 2022-11-14 15:15:35 +01:00
Jakob Rath
e2804c3db2 Remove bail_vars 2022-11-14 15:02:58 +01:00
Jakob Rath
01af25ca02 Remove backjump state from conflict 2022-11-14 14:33:19 +01:00
Jakob Rath
7662427d92 Split constraint_manager into separate file 2022-11-07 13:33:48 +01:00
Jakob Rath
4cdd3bf77d Add overload for conflict::add_lemma 2022-10-31 15:19:36 +01:00
Jakob Rath
6a03df9017 Track set of variables that occur in conflict constraints 2022-10-31 15:18:48 +01:00
Nikolaj Bjorner
2d8b7b5ac6 deal with compiler warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-10-13 17:55:47 +02:00
Jakob Rath
4406652c7b Narrow conflicting constraint after backjumping 2022-10-07 18:01:54 +02:00
Jakob Rath
8333664433 Simplify handling of side lemmas in conflict 2022-10-07 16:19:41 +02:00
Jakob Rath
dcd6c01a90 revive polynomial superposition (wip) 2022-10-07 10:34:07 +02:00
Jakob Rath
155b746e03 side lemmas 2022-10-07 10:18:29 +02:00
Jakob Rath
a4f0e3a228 Add level to conflict 
- reset conflict at correct level when popping user scopes
- functions as flag when handling inconsistent input (e.g., opposite literals)
- now all constraints in the conflict core should have bvalue == l_true
 2022-09-23 16:06:14 +02:00
Jakob Rath
86d00b536a move todo notes to cpp file 2022-09-23 15:45:53 +02:00
Jakob Rath
1020f38e1a reconnect saturation 2022-09-21 16:47:16 +02:00
Jakob Rath
6abe0c9be8 set, lemma, minor 2022-09-21 16:29:36 +02:00
Jakob Rath
b43971bb4a Connect conflict2 2022-09-21 12:14:44 +02:00
Jakob Rath
a978604a7e move files (conflict2 -> conflict) 2022-09-20 10:26:38 +02:00
Jakob Rath
acf9976df9 make it compile 2022-08-26 16:28:52 +02:00
Jakob Rath
d473c23e5b bailout for saturation lemmas 2022-07-01 11:51:52 +02:00
Jakob Rath
0fb8c72f50 print more information 2022-06-29 14:26:25 +02:00
Jakob Rath
6bf897aad8 backtrack_fi 2022-04-25 17:39:07 +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
63031548cb Store only literals in the conflict state 2022-04-11 15:00:06 +02:00
Nikolaj Bjorner
c48f14e537 updated conflict state 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-02-01 11:47:33 -08:00
Nikolaj Bjorner
486cc632d0 notes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-31 09:16:48 -08:00
Nikolaj Bjorner
697b561c7a update comments 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-30 17:34:00 -08:00
Nikolaj Bjorner
b488a1fadd WIP revamp conflict state 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-29 16:17:58 -08:00
Nikolaj Bjorner
0677eb1c05 fixing up missing dependencies during resolution 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-27 16:58:16 -08:00
Jakob Rath
c4c9c84aeb Treat eval'd literals as propagations (not as decisions) 2022-01-21 15:56:16 +01:00
Nikolaj Bjorner
83efb1413a na 2021-12-11 08:41:04 -08:00
Nikolaj Bjorner
d86570ce75 prepare for new viable 2021-11-21 06:18:35 +01:00
Nikolaj Bjorner
57c40e480b na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-08 05:08:57 -08:00
Nikolaj Bjorner
e6c413b249 add variable minimization 2021-09-22 14:27:05 -07:00
Nikolaj Bjorner
c82bbaad7d update todos, working on assignment minimization 2021-09-22 13:29:36 -07:00
Nikolaj Bjorner
3447d80310 fix todo on enforcing premises 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-22 12:26:45 -07:00
Nikolaj Bjorner
0013ae5089 elim pointer 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-22 08:15:32 -07:00
Nikolaj Bjorner
2d78bc9282 simplify Boolean resolve 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-22 05:37:46 -07:00