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Code Activity
18009 commits 25 branches 48 tags 158 MiB
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85 commits

Author SHA1 Message Date
Jakob Rath
5de0007157 very basic refinement loop breaking 2022-12-15 13:39:48 +01:00
Jakob Rath
3d06a90e7f track refinement source 2022-12-15 13:08:13 +01:00
Jakob Rath
eda6534453 more readable intervals 2022-12-12 16:41:18 +01:00
Nikolaj Bjorner
5a27ae6b53 disable tangent lemma, which appears to be counter-productive 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-11 12:56:21 -08:00
Nikolaj Bjorner
d092523733 bugfixes to try_factor_equality 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-12-10 10:51:21 -08:00
Jakob Rath
85715eb164 Update use of insert_eval and lemma scores to support propagation 2022-12-07 16:08:24 +01:00
Jakob Rath
fdca0cd86f assign_verify: separate lemma production and activation 2022-11-30 15:00:58 +01:00
Jakob Rath
b4b94c954b Try to produce an op_constraint lemma before invoking the fallback solver 2022-11-30 12:13:47 +01:00
Jakob Rath
4aa04fa475 Lemma names 2022-11-28 19:13:38 +01:00
Jakob Rath
c1f9a26f09 disable assertion for now 2022-11-28 18:15:24 +01:00
Jakob Rath
a3767b177c comment 2022-11-28 18:11:51 +01:00
Jakob Rath
a144a09ede Propagation must be justified by a prefix of Gamma 2022-11-22 13:42:31 +01:00
Jakob Rath
33ea8d6e57 viable conflict also depends on vars 2022-11-22 13:40:29 +01:00
Jakob Rath
dbe814d568 Add forbidden interval lemma separately 2022-11-17 15:00:16 +01:00
Jakob Rath
66469bb678 Don't leave propagation loop too early (cause of unsoundness in bench0) 2022-10-12 13:20:34 +02:00
Jakob Rath
54ed6d4413 Don't cut off output arbitrarily 2022-10-07 17:49:03 +02:00
Jakob Rath
bef1be8cb5 should not happen anymore 2022-10-07 10:11:00 +02:00
Jakob Rath
f184545aca Debug dlist insertion 
Found because of assertion failure in
test_polysat::test_fixed_point_arith_div_mul_inverse()
 2022-10-05 17:24:28 +02:00
Jakob Rath
dc9373dcbd Change old solver::propagate method 2022-10-04 17:09:09 +02:00
Jakob Rath
811843cf45 Fix interval check 2022-10-03 15:35:07 +02:00
Jakob Rath
6caa3ba1b7 Skip redundant intervals in viable::resolve (disabled for now) 2022-10-03 11:03:05 +02:00
Jakob Rath
3c60c418e7 fix assertion 2022-09-23 16:15:38 +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
Nikolaj Bjorner
48d5a98edc meeting notes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-09-19 09:10:11 -07:00
Jakob Rath
a416e16566 conflict2 2022-09-19 16:01:45 +02:00
Jakob Rath
c1e2ea80f5 make explicit that we compare the concrete values 2022-08-22 14:17:47 +02:00
Jakob Rath
a76f977f85 Change univariate fallback solver to one-shot mode for now 2022-08-02 12:42:34 +02:00
Jakob Rath
0fb8c72f50 print more information 2022-06-29 14:26:25 +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
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
c648b57493 forbidden intervals only used by viable 2022-03-10 16:12:13 +01:00
Jakob Rath
22411f8b43 one more special case 2022-03-10 10:32:23 +01:00
Nikolaj Bjorner
8c9835bca6 smul no overflow 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-02-16 18:55:07 +02:00
Nikolaj Bjorner
4c4f916917 merge 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-02-02 08:24:58 -08:00
Nikolaj Bjorner
32edbfa28e two bugs: check for always false, adjust start of list was incorrect during re-insert 2022-02-02 07:37:35 -08:00
Nikolaj Bjorner
18291543d6 fixing corner cases for viable intervals 2022-02-01 13:21:51 -08:00
Nikolaj Bjorner
c48f14e537 updated conflict state 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-02-01 11:47:33 -08:00
Jakob Rath
15854301b2 Generalize refine_disequal_lin 2022-01-31 15:35:25 +01:00
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
bbddeffe0b check for 0 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-01-25 15:07:05 +01:00
Jakob Rath
8c2f268506 fi disequal: add special treatment for v > -a*v 2022-01-24 17:03:49 +01:00
Jakob Rath
fa75a9109e Test forbidden intervals, disequal case 2022-01-19 19:06:35 +01:00
Jakob Rath
5886a8873c forgot ceil 2021-12-24 06:57:40 +01:00
Jakob Rath
28864e563c First version of refine_disequal_lin 2021-12-23 18:36:27 +01:00
Nikolaj Bjorner
8c2735e68b prepare for diseq_lin viable 2021-12-13 12:00:19 -08:00
Nikolaj Bjorner
651b41f8c0 refactor fi functionality 2021-12-13 11:39:15 -08:00