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8119 commits 43 branches 51 tags 169 MiB
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115 commits

Author SHA1 Message Date
Nikolaj Bjorner
921423ec80 fix model conversions for incremental SAT, fix lookahead with ba_solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-12-12 10:43:23 -08:00
Nikolaj Bjorner
b98c864d76 fixes to inprocessing code 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-12-01 18:06:26 -08:00
Nikolaj Bjorner
018411bc58 fix bug in PB constraint init_watch handling, adding transitive reduction, HLE, ULT, 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-12-01 08:23:55 -08:00
Nikolaj Bjorner
427b5ef002 set eliminated to false on literals used in clauses 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-30 11:20:19 -08:00
Nikolaj Bjorner
a4dc68766d preparing for more efficient asymmetric branching 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-29 17:16:15 -08:00
Nikolaj Bjorner
f7e14b3283 add global autarky option, update translation of solvers to retain vsids, remove stale code 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-14 18:19:21 -08:00
Nikolaj Bjorner
75b8d10f48 add backtrack level to cuber interface 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-08 21:44:21 -08:00
Nikolaj Bjorner
2746528aab fixes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-07 17:16:36 -08:00
Nikolaj Bjorner
303157d3b7 allow incremental mode override 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-06 15:00:52 -08:00
Nikolaj Bjorner
829c140087 ensure that bca takes also lemmas into account 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-10-27 15:40:25 -07:00
Nikolaj Bjorner
76eed064eb bug fixes, prepare for retaining blocked clauses 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-10-19 22:19:05 -07:00
Nikolaj Bjorner
9f9ae4427d add cce 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-10-15 15:13:43 -07:00
Nikolaj Bjorner
d36406f845 adding BDD-based variable elimination routine 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-10-14 15:12:02 -07:00
Nikolaj Bjorner
81ad69214c fixing lookahead/ba + parallel 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-10-11 17:06:28 -07:00
Nikolaj Bjorner
1a6f8c2fad working on parallel solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-10-10 16:35:05 -07:00
Nikolaj Bjorner
e507a6ccd1 adding incremental cubing from API 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-09-28 09:06:17 -07:00
Nikolaj Bjorner
6c4cadd223 tidy 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-09-28 00:33:56 -07:00
Miguel Angelo Da Terra Neves
ff2cdc0e3f local updates 
Signed-off-by: Miguel Angelo Da Terra Neves <t-mineve@microsoft.com>
 2017-09-27 17:18:28 -07:00
Nikolaj Bjorner
82922d92f7 add cube functionality 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-09-24 13:29:46 -07:00
Nikolaj Bjorner
ae9a6664d4 add cube mode 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-09-24 10:53:57 -07:00
Nikolaj Bjorner
651587ce01 merge with master branch 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-09-19 09:39:22 -07:00
Nikolaj Bjorner
b19f94ae5b make include paths uniformly use path relative to src. #534 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-07-31 13:24:11 -07:00
Nikolaj Bjorner
da263601e6 n/a 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-07-05 19:19:36 -07:00
Nikolaj Bjorner
e176c4ba9a rename to ba_solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-28 17:54:16 -07:00
Nikolaj Bjorner
6fad478a18 reorg 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-28 17:46:29 -07:00
Nikolaj Bjorner
66f0de6785 added in-processing features to card/pb 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-25 16:26:47 -07:00
Nikolaj Bjorner
c3d29e75ef adding in-processing 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-24 18:27:32 -07:00
Nikolaj Bjorner
9ebe980b44 cleaning up lookahead 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-22 07:42:44 -07:00
Nikolaj Bjorner
ce592d7716 add facility to add lemmas 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-12 19:44:02 -07:00
Nikolaj Bjorner
af6ebbcd92 init search before returning 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-11 13:08:05 -07:00
Nikolaj Bjorner
c33dce1161 extract lemmas 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-04 14:12:55 -07:00
Nikolaj Bjorner
e37a6dd809 add tracking for reason unknown 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-01 17:04:37 -07:00
Nikolaj Bjorner
4e65c13726 adding lookahead and lemmas 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-01 14:49:54 -07:00
Nikolaj Bjorner
7d245be4e1 enable exposing internal solver state on interrupted solvers 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-05-30 17:33:27 -07:00
Nikolaj Bjorner
e0a86ccc1a add lrb/chb and experiment with them 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-05-28 10:48:31 -07:00
Nikolaj Bjorner
b915f78281 merge with master 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-05-07 17:05:57 -07:00
Nikolaj Bjorner
d14f2af5ae deal with subtraction that manages to sneak in. Issue #996 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-05-01 15:22:06 -07:00
Nikolaj Bjorner
aff02ca905 include 'stopwatch.h' to avoid ODR warnings, #994 2017-04-30 11:28:11 -07:00
Nikolaj Bjorner
8205b45839 initial integration of opt 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-27 19:13:00 -07:00
Nikolaj Bjorner
8032217fd1 tuning and fixing consequence finding, adding dimacs evaluation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-26 13:53:37 -07:00
Nikolaj Bjorner
d052155f6e parallelizing ccc 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-23 14:46:46 -07:00
Nikolaj Bjorner
86a54dfec8 debugging ccc 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-21 08:18:25 -07:00
Nikolaj Bjorner
e65f106a83 ccc 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-19 08:59:49 -07:00
Nikolaj Bjorner
a3f4d58b00 use lookahead for simplification 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-18 16:58:56 -07:00
Nikolaj Bjorner
ec29a03c8f add facility to dispense with cancellation (not activated at this point). Address #961 by expanding recurisve function definitions that are not tautologies if the current model does not validate 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-07 21:22:38 -07:00
Nikolaj Bjorner
e47e8c67c0 introducing scoped detacth/attach of clauses to enforce basic sat solver invariants. Part of investigating #939: 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-22 14:12:47 -07:00
Nikolaj Bjorner
fda5809c89 local search updates 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-05 14:40:58 -08:00
Nikolaj Bjorner
88e7c240b7 working on lookahead 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-27 10:59:59 -08:00
Nikolaj Bjorner
d8bb10d37f porting more code 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-21 22:43:23 -08:00
Nikolaj Bjorner
2885ca7714 tune cardinalities 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-19 11:35:31 -08:00