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Code Activity
18923 commits 49 branches 53 tags 182 MiB
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2540 commits

Author SHA1 Message Date
Jakob Rath
c3c9883b0a Remove repropagate 2023-04-03 15:50:47 +02:00
Nikolaj Bjorner
9d751576bc add utility to count clauses 2023-04-02 16:12:26 -07:00
Nikolaj Bjorner
3302ab9dc5 fix bug introduced in is_valid() 2023-04-02 16:12:11 -07:00
Nikolaj Bjorner
ae57475483 fix bug in conflict::is_valid exposed by testing unit propagation 2023-04-02 14:54:20 -07:00
Nikolaj Bjorner
7b60c37ad8 remaining issue fixes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-04-01 10:30:49 -07:00
Nikolaj Bjorner
63ebd4fcba another unsoundness bug 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-03-31 16:13:46 -07:00
Nikolaj Bjorner
5e0db02753 reset conflict after unsat core 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-03-30 17:27:55 -07:00
Nikolaj Bjorner
9614e428a6 wip: enabling reinit approach 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-03-30 08:41:22 -07:00
Nikolaj Bjorner
bee3320ff6 put reinit-stack code path under ENALBE_REINIT_STACK macro 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-03-29 13:03:00 -07:00
Nikolaj Bjorner
8cefa02b0d Merge branch 'polysat' of https://github.com/z3prover/z3 into polysat 2023-03-29 09:58:46 -07:00
Nikolaj Bjorner
c0f43b9206 expose watch/unwatch 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-03-29 09:58:44 -07:00
Jakob Rath
f9147a7dc0 remove old code/notes 2023-03-29 16:14:01 +02:00
Jakob Rath
5e16a17f90 alternative bor 2023-03-29 15:57:15 +02:00
Jakob Rath
0704f90e9f fix log in release mode 2023-03-29 15:56:50 +02:00
Jakob Rath
67a4480410 comments, minor 2023-03-29 15:53:22 +02:00
Jakob Rath
1f58a906ed no more unassigned constraints in value propagation 2023-03-29 15:49:31 +02:00
Jakob Rath
d7930b3997 Find more undetected bool/eval conflicts in viable::resolve_interval 2023-03-29 15:47:10 +02:00
Jakob Rath
810a68ace9 disable some debug output 2023-03-29 15:40:17 +02:00
Jakob Rath
64e452e086 Add some clause names 2023-03-29 15:30:05 +02:00
Jakob Rath
c516d6fe0c get_watch_level: prefer true literals at lower search index 2023-03-29 15:23:43 +02:00
Nikolaj Bjorner
d0e016c35d elaborate on clause reinitialization code path 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-03-28 12:57:34 -07:00
Nikolaj Bjorner
67efd6531b add stubs for reinit_clauses 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-03-28 12:34:09 -07:00
Nikolaj Bjorner
a82408e89b add int-blast experiment 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-03-27 16:40:22 -07:00
Jakob Rath
3796770e46 Fix subsumption (need to check whether entry is valid) 2023-03-23 14:46:04 +01:00
Jakob Rath
4f7a25eb73 fix IF_LOGGING macro 2023-03-23 14:16:48 +01:00
Jakob Rath
73b97f3a32 unsat core validity check works only if m_conflict.m_dep.is_null() 2023-03-23 14:15:17 +01:00
Jakob Rath
df82d9b0f9 unsat core dbg 2023-03-23 13:53:13 +01:00
Jakob Rath
f364ba8c8a remove unused code 2023-03-23 13:40:19 +01:00
Jakob Rath
50814c952a nicer output 2023-03-23 13:39:01 +01:00
Jakob Rath
f0ac81a149 remove output (related bug has been fixed) 2023-03-23 09:53:47 +01:00
Jakob Rath
095dfb2115 minor, debug output 2023-03-23 09:49:00 +01:00
Jakob Rath
d2397deb8d propagate before push 2023-03-23 09:35:10 +01:00
Jakob Rath
51025a75b4 fix conflict reset condition 2023-03-23 09:29:59 +01:00
Jakob Rath
4e9db7c4d9 eval justifications are determined by chronological order 2023-03-23 09:25:46 +01:00
Jakob Rath
5b3f500900 Try to keep conflict alive for longer 2023-03-23 07:18:36 +01:00
Jakob Rath
e433951e27 Active lemmas need to be queued for repropagation after resetting conflict 2023-03-22 17:44:02 +01:00
Jakob Rath
2804453039 resolve_conflict should stop at base index 2023-03-22 12:43:39 +01:00
Nikolaj Bjorner
da782a9dc7 remove references to linear propagate 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-03-20 09:20:00 +01:00
Nikolaj Bjorner
3dbca1042c review comments 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2023-03-20 09:12:07 +01:00
Jakob Rath
7e6571309e fix 2023-03-18 14:02:22 +01:00
Jakob Rath
707a5b78f7 Print less output in non-verbose mode 2023-03-18 08:04:03 +01:00
Jakob Rath
ee64bf27d1 correct version of reverted commit 2023-03-18 07:58:55 +01:00
Jakob Rath
a8315e8558 Revert "remove unused/broken code" 
This reverts commit b75fcb5714.
 2023-03-18 07:57:27 +01:00
Jakob Rath
142e33d2f4 The justifications of value propagations may contain undiscovered bool/eval conflicts 2023-03-18 07:52:52 +01:00
Jakob Rath
b75fcb5714 remove unused/broken code 2023-03-18 07:51:20 +01:00
Jakob Rath
0e20198473 should eval new constraints 2023-03-17 23:58:47 +01:00
Jakob Rath
931e6d655e disable conflicts logging by default 2023-03-17 23:37:32 +01:00
Jakob Rath
a10a7e31a6 unused variable 2023-03-17 23:25:20 +01:00
Jakob Rath
317fed1062 assertion was too strong 2023-03-17 23:25:07 +01:00
Jakob Rath
526a55f116 Try to evaluate constraints whenever one of its variables is changed 2023-03-17 22:19:46 +01:00