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Author SHA1 Message Date
Margus Veanes 2be93870c8
Cleanup regex info and some fixes in Derivative code (#5709) 
* removed unused regex info fields

* cleanup of info and fixes in antimirov derivatives

* removed extra qualification on operator
 2021-12-15 10:59:34 -08:00
Nikolaj Bjorner 3b58f548f7 remove dead code 2021-12-14 13:42:52 -08:00
Nikolaj Bjorner 03b5380a20 na 2021-12-14 13:39:52 -08:00
Nikolaj Bjorner b1d167de5b fix co-factoring' 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-14 10:12:38 -08:00
Nikolaj Bjorner 5348af3c4c fix co-factoring 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-14 10:05:09 -08:00
Nikolaj Bjorner f40becf099 remove case for non-emptiness to combine with standard membership 
as part of revising engine for addressing #5693
 2021-12-13 18:17:40 -08:00
Nikolaj Bjorner b2af7ea68f stdout 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-13 15:19:29 -08:00
Nikolaj Bjorner 9ec0f94ab9 hoisting out blocker for empty 
#5693
 2021-12-13 14:25:05 -08:00
Nikolaj Bjorner fcdf8d4948 include atomic 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-13 11:40:45 -08:00
Nikolaj Bjorner b85f2f7e86 #5704 2021-12-12 21:10:07 -08:00
Nikolaj Bjorner 0a7e003709 this one is for you Nuno 
- pull request might have new bugs given that build is broken.
- this test doesn't expose race conditions under simple tests, yet. It is a starting point.
- run under cuzz (app-verifier) should expose races, this is what it was made for.
 2021-12-12 17:51:05 -08:00
Nikolaj Bjorner 96e871c826 add stub for testing updates to scoped_timer 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-12 12:31:23 -08:00
Calvin Loncaric 0405a597d4
Fix return type of as_int64 (#5703) 2021-12-09 14:39:38 -08:00
Nikolaj Bjorner 51fa40ece5 fix spelling 2021-12-09 10:23:37 -08:00
Nikolaj Bjorner b69ad786f2 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-08 09:04:13 -08:00
Nikolaj Bjorner e45ae32685 unsound equality propagation #5676 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-08 09:02:05 -08:00
Nikolaj Bjorner a5bd115235 replace_re axiom placeholder 
@ahelwer - illustrates placeholder for one approach for axiomatizing replace_re
 2021-12-08 03:40:24 -08:00
Nikolaj Bjorner 773a2ae7bc na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-07 15:08:43 -08:00
Nikolaj Bjorner 60d5a004ce na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-07 14:25:07 -08:00
Nikolaj Bjorner 04906bd957 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-07 14:21:46 -08:00
Nikolaj Bjorner 36f510553a na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-07 14:20:47 -08:00
Nikolaj Bjorner d74ff29c25 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-07 13:55:31 -08:00
Nikolaj Bjorner 9f2b18cac5 add tactic name 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-07 13:37:57 -08:00
Nikolaj Bjorner e3bd5badf2 pass through for unary tactical 2021-12-07 10:45:03 -08:00
Nikolaj Bjorner 1e95fb44d1 add ability to register expressions during callback 2021-12-07 09:47:05 -08:00
Nikolaj Bjorner 50d50cdb48 register forbidden functions with reduce_args for user-propagator 2021-12-07 09:03:19 -08:00
Nikolaj Bjorner 658a334ecf clear tactic user propagate state on solver destructor 2021-12-07 03:14:50 -08:00
Nikolaj Bjorner fdc253afdd
update arithmetic contract for unbounded (#5696) 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-06 08:19:18 -08:00
Lev Nachmanson 9b4f3a7075
start using lar_solver::is_feasible() (#5697) 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2021-12-06 08:16:57 -08:00
Lev Nachmanson 7758b519bc
Handle correctly cancelled run (#5695) 
* remove the bound on total iterations in simplex

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* remove unncesseray checks in  get_freedom_interval_for_column()

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* fix the build of test-z3

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* Revert "remove unncesseray checks in  get_freedom_interval_for_column()"

This reverts commit 6770ed85e3.

* optimize get_freedom_interval_for_column() for feasible case

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* add function lar_solver::status_feasible

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* rename status_is_feasible() to is_feasible()

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* fix the linux build

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2021-12-05 18:38:37 -08:00
Nikolaj Bjorner 0242566792 remove 2021-12-05 11:54:05 -08:00
Nikolaj Bjorner f0e9363e78 fix bug in smt_tactic_core for translating user-ids 2021-12-05 11:13:27 -08:00
Nikolaj Bjorner 0d055b83eb update input for doxygen #5400 2021-12-05 09:04:18 -08:00
Nikolaj Bjorner c845b22c15 fix translation for equality propagation 2021-12-04 11:55:36 -08:00
Nikolaj Bjorner 1b0ac4940b prevent stale user-propagators from being used on the same tactic after it was applied. 2021-12-04 11:51:00 -08:00
Nikolaj Bjorner da765355e8 don't rely on cleanup 2021-12-04 11:48:41 -08:00
Nikolaj Bjorner 3d528c8ef6 typo 2021-12-04 11:19:49 -08:00
Nikolaj Bjorner eae567ac3d indirection for user ids 2021-12-04 11:04:32 -08:00
Nikolaj Bjorner 68b072e7f1 only use setup_and_check if there is no user propagator set. 2021-12-04 09:22:25 -08:00
Nikolaj Bjorner 1618c970df adding checks 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-03 13:17:48 -08:00
Nikolaj Bjorner 970347e797 infeas 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-03 13:00:52 -08:00
Nikolaj Bjorner 0077ddf33c try delay init for user propagator in smt_tactic 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-03 09:45:07 -08:00
Nikolaj Bjorner 41aa7d7b60 stack 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-02 09:00:51 -08:00
Nikolaj Bjorner bfd61fec00 enable user propagation on tactics 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-02 08:28:52 -08:00
Matteo Nicoli cbdd7b0696
three smt2 examples added and one python example updated (#5690) 2021-12-01 16:21:12 -08:00
Nikolaj Bjorner 71cbb160d2 fix regression from today, see #5676 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-01 14:29:53 -08:00
Nikolaj Bjorner 87aec8819f fix #5687 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-01 10:08:29 -08:00
Nikolaj Bjorner c6a5aa0cc4 try th_lemma, update documentation of api functions for creating strings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-12-01 09:21:02 -08:00
Nikolaj Bjorner 3b4f976118 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-30 19:15:03 -08:00
Nikolaj Bjorner 4daba290b1 change user propagation to apply scheme similar to theory_recfun 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-11-30 19:12:15 -08:00