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Code Activity
16227 commits 25 branches 48 tags 158 MiB
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140 commits

Author SHA1 Message Date
Nikolaj Bjorner
d0c8240560 refactor forbidden intervals 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-09 10:34:11 -08:00
Nikolaj Bjorner
57c40e480b na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-08 05:08:57 -08:00
Nikolaj Bjorner
6fb4e0d5a9 fix unsound backjump for out of order search stacks 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-02 19:12:49 -07:00
Nikolaj Bjorner
3f3bd5948f fixes/debugging 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-02 14:48:19 -07:00
Nikolaj Bjorner
a50cecaefa wip 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-10-05 16:06:31 -07:00
Nikolaj Bjorner
813674087e wip 2021-10-04 14:43:33 -07:00
Nikolaj Bjorner
fd8b2ba596 clear regressions 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-29 15:56:01 -07:00
Nikolaj Bjorner
e1224e116f na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-28 16:45:03 -07:00
Nikolaj Bjorner
f3328c743e na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-28 16:43:55 -07:00
Nikolaj Bjorner
e1edadabec na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-27 17:06:59 -07:00
Nikolaj Bjorner
95e2d174c7 fixes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-25 17:26:18 -07:00
Nikolaj Bjorner
a574eebd05 fixes, tests 2021-09-25 08:38:48 -07:00
Nikolaj Bjorner
2d78bc9282 simplify Boolean resolve 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-22 05:37:46 -07:00
Nikolaj Bjorner
444084f396 add notes and tangent lemma 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-21 11:30:50 -07:00
Nikolaj Bjorner
23963f274d na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-21 04:58:00 -07:00
Nikolaj Bjorner
d4abf16551 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-20 17:38:42 -07:00
Nikolaj Bjorner
ce12c51083 remove last references to unit clauses 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-20 17:36:07 -07:00
Nikolaj Bjorner
cd76fd9edd fixes and expose new bugs 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-20 17:30:41 -07:00
Nikolaj Bjorner
32c3a3e3cc remove cond-log use 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-20 16:11:05 -07:00
Nikolaj Bjorner
8ee54c665a removing unit clauses and dependency manager, use minisat approach by tracking assumption literals directly also in clauses 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-20 15:10:03 -07:00
Nikolaj Bjorner
1e3ff3179e handle empty clauses created as lemmas as unsat state. 
add unit tests
 2021-09-19 15:43:47 -04:00
Nikolaj Bjorner
c69c316b27 enable reduce_by, more tests 2021-09-19 13:41:39 -04:00
Nikolaj Bjorner
58c66ffee8 remove propagate_bool_at, it is technically not propagating but assigning 2021-09-19 08:47:14 -04:00
Nikolaj Bjorner
16d48c17dd streamline propagation 2021-09-19 08:30:51 -04:00
Nikolaj Bjorner
663b61b612 add propagation after lemma addition 2021-09-19 08:09:53 -04:00
Nikolaj Bjorner
dac2f1c026 cleaning 2021-09-19 07:52:57 -04:00
Nikolaj Bjorner
02a38009b9 remove disjunctive lemma feature 2021-09-19 07:33:20 -04:00
Nikolaj Bjorner
fa3886136b adding Boolean propagation, watch; and factoring 2021-09-18 22:18:15 -04:00
Nikolaj Bjorner
f01da40e49 adding watches on Booleans 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-16 22:01:34 +01:00
Nikolaj Bjorner
c25fd71bf4 fixes 2021-09-16 10:10:50 +01:00
Nikolaj Bjorner
689c5b4e12 generalize level 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-15 16:46:30 +01:00
Nikolaj Bjorner
7e7f88ae3d fix backtracking from fi 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-15 09:28:59 +01:00
Nikolaj Bjorner
3c8c8f5d40 update var dependency tracking 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-15 09:10:36 +01:00
Jakob Rath
a8e68ebf86 verify_sat should perform a semantic check 2021-09-14 14:49:20 +02:00
Jakob Rath
8103627e47 fix test_l4 2021-09-14 14:45:03 +02:00
Jakob Rath
15ebbbda2c fix assertion 2021-09-14 14:04:35 +02:00
Jakob Rath
43fef8e8ba External constraints need to remember their sign 2021-09-14 09:50:07 +02:00
Jakob Rath
50a5e24c69 Handle boolean conflict from input 2021-09-14 09:09:50 +02:00
Jakob Rath
18710a86d7 print clauses 2021-09-13 17:44:19 +02:00
Jakob Rath
067902bf31 Simplify revert_decision; disable resolving over new items for now 2021-09-13 16:21:14 +02:00
Jakob Rath
e5289f84a0 some fixes 2021-09-13 15:09:50 +02:00
Nikolaj Bjorner
6ffcea0bde Merge branch 'polysat' of https://github.com/z3prover/z3 into polysat 2021-09-13 13:14:29 +02:00
Nikolaj Bjorner
73b4e7f2a8 update set/unset mark for propagation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-13 13:14:07 +02:00
Jakob Rath
f1ce0e233a Handle bailouts in conflict_core 2021-09-13 11:48:28 +02:00
Jakob Rath
79d7ae5417 Remove fallback lemma 2021-09-13 11:43:04 +02:00
Jakob Rath
6c8e8dada6 comments 2021-09-13 04:48:22 +02:00
Nikolaj Bjorner
e365ad0e9e merge 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-12 18:14:25 +02:00
Nikolaj Bjorner
f5fd295e01 reorganize variable tracking for lemmas 
this is going to break a bunch
 2021-09-12 18:05:29 +02:00
Jakob Rath
6db8672f75 Update search_iterator 2021-09-12 16:23:54 +02:00
Nikolaj Bjorner
342f4473b0 missing break 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-09-11 20:14:52 +02:00