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146 commits

Author SHA1 Message Date
Nikolaj Bjorner
16d34b9fcc fix #4100 2020-04-26 13:30:13 -07:00
Nikolaj Bjorner
b4e7730034 fix #3938
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-04-13 13:05:53 -07:00
Nikolaj Bjorner
c70e9af09d fix #3734
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-04-04 12:53:24 -07:00
Nikolaj Bjorner
426e4cc75c fix #3557
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-04-03 16:37:59 -07:00
Nikolaj Bjorner
e7ec842cf5 fix #3348
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-03-16 12:14:19 -07:00
Nikolaj Bjorner
3d7098ec85 fix #3137
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-03-09 07:15:06 +01:00
Nikolaj Bjorner
7d976e4f4d fix #3120
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-03-06 06:52:38 +01:00
Nikolaj Bjorner
bd3024e837 fix #3161
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-03-05 17:37:38 +01:00
Nikolaj Bjorner
dd3e77107e rename aig_simplifier to cut_simplifier
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-02-18 18:29:59 -08:00
Nikolaj Bjorner
a9d22d7409 fix #2918
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-02-01 14:09:40 -08:00
Nikolaj Bjorner
e0a41a18c3 add validation to aig_simplifier, start BIG-based masking
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-01-11 20:47:38 -08:00
Nikolaj Bjorner
78a1736bd2 prepare symbols to be more abstract, update mbi, delay initialize some modules
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-01-10 12:02:08 -08:00
Nikolaj Bjorner
ca243428f8 make cutset maintainance incremental, expose option for goal2sat to populate aig
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-01-08 16:39:49 -08:00
Nikolaj Bjorner
57846e50fa use variable id as level, separate cut-set updates, add missing reset in pdd 2020-01-08 02:15:45 -08:00
Nikolaj Bjorner
40a4326ad4 add anf
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2020-01-05 16:46:49 -08:00
Nikolaj Bjorner
ca498e20d1 move value factories to model
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2019-10-16 19:48:35 -07:00
Nikolaj Bjorner
185b01dd35 fix #2416
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2019-07-23 19:01:49 -07:00
Nikolaj Bjorner
41ca956012 expose import model converter over Python, document it, add partial order axioms for lex, disable linear order axioms, prepare ground for re-adding clauses from reconstruction stack
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2019-07-18 13:45:13 -07:00
Nikolaj Bjorner
333b32b0d2 disable adding redundant ite clauses as lemma. Add as non-redundant
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2019-06-21 16:32:45 +02:00
Nikolaj Bjorner
cbe52e298b remove tracing, fix doctext
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2019-06-21 15:08:26 +02:00
Nikolaj Bjorner
e0d8cefde4 remove cooperate
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2019-06-12 20:15:46 -07:00
Nikolaj Bjorner
dc0e9c1919 completing user print experience with seq/re #2200
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2019-03-24 11:46:36 -07:00
Nikolaj Bjorner
a74ac93bcc fix #2196
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2019-03-22 13:34:31 -07:00
Nikolaj Bjorner
057151c7a8 fix #2188
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2019-03-18 07:56:25 -07:00
Nikolaj Bjorner
4c799c144a fix gc to not remove ternary clauses that are on assignment trail. This addresses issue with drat proofs that don't pass drat-trim due to deletion during gc, but use in conflicts
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2019-02-22 11:14:20 +01:00
Nikolaj Bjorner
3548057bd1 fix detection of arithmetic operations
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2019-02-20 14:00:05 +01:00
Nikolaj Bjorner
22783a4bcb import more from csp
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2019-02-11 13:09:28 -08:00
Nikolaj Bjorner
d04e72819a abstract solver API
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2019-02-06 19:42:01 +01:00
Nikolaj Bjorner
d3d392da41 adding maxlex, delay mk_true() calls in goal2sat
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2019-01-24 21:36:40 -08:00
Nikolaj Bjorner
b11ec3bfbf merge sat_tactic from csp
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2019-01-14 15:17:42 -08:00
Nikolaj Bjorner
b8d18c6c6d speed-up handling of cnf input to inc_sat_solver
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2019-01-11 20:52:19 -08:00
Bruce Mitchener
3149d7f7a4 Fix typos. 2018-11-30 22:19:30 +07:00
Nikolaj Bjorner
074ed0d874 fix warnings
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2018-11-24 17:39:19 -08:00
Nikolaj Bjorner
ec36a9c495 fix user push/pop with ba constraints
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2018-11-22 12:40:23 -08:00
Nikolaj Bjorner
cf4bf7b591 more consistent use of parallel mode when enabled, takes care of example test from #1898 that didn't trigger parallel mode
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2018-11-02 18:44:53 -05:00
Nikolaj Bjorner
e9d615e309 merge
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2018-10-14 15:16:22 -07:00
Bruce Mitchener
373b691709 Use 'override' where possible. 2018-10-02 10:26:38 +07:00
Bruce Mitchener
cdfc19a885 Use nullptr. 2018-10-02 09:11:19 +07:00
Nikolaj Bjorner
c8730daea7 fix memory leak, add strengthening
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2018-09-03 16:56:07 -07:00
Nikolaj Bjorner
96d3b98a44 fix #1783, wronge clausification of negated pb inequalities. Signs were ignored
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2018-08-11 13:33:09 -07:00
Nikolaj Bjorner
84c7df75d6 record statistics setting in config_params so that fp engine can access them, fix serialization bug when check-assumptions returns unsat
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2018-08-06 16:21:27 -07:00
Nuno Lopes
cef17c22a1 remove some allocs from exceptions 2018-07-02 17:08:02 +01:00
Nikolaj Bjorner
335d672bf1 fix #1675, regression in core processing in maxres
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2018-06-19 23:23:19 -07:00
Nikolaj Bjorner
ff0f257102 remove iff
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2018-06-14 16:08:48 -07:00
Nikolaj Bjorner
e4d24fd2c3 fix build
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2018-05-01 09:39:19 -07:00
Nikolaj Bjorner
859c68c2ac merge with opt
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2018-04-30 08:27:54 -07:00
Nikolaj Bjorner
a37303a045 move parallel-tactic to solver level
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2018-04-16 08:21:21 -07:00
Nikolaj Bjorner
c513f3ca09 merge with master
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2018-03-25 14:57:01 -07:00
Nikolaj Bjorner
f04e805fa4 add hiding to auxiliary declarations created in mc
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2018-03-06 18:02:37 -08:00
Nikolaj Bjorner
718e5a9b6c add unit extraction
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2018-03-06 01:08:17 -08:00