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Code Activity
19368 commits 23 branches 48 tags 157 MiB
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208 commits

Author SHA1 Message Date
Nikolaj Bjorner 92065462b4 use std::exception as base class to z3_exception 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-11-04 11:08:15 -08:00
Nuno Lopes 3586b613f7 remove default destructors 2024-10-02 22:20:12 +01:00
Lev Nachmanson fa1a2cdc1e disable simple check in nlsat 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2024-09-23 10:10:46 -07:00
Nikolaj Bjorner a3f35b6830 Add command to set initial value hints for solver in various components 2024-09-18 17:48:03 +03:00
Nikolaj Bjorner b84b4e7f9a fix attribute order 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-08-26 11:38:27 -07:00
Nikolaj Bjorner 49ba3bc12f address compiler warnings gcc-13 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-08-26 11:33:54 -07:00
Kirill A. Korinsky cff1e9233f
Avoid broken stack at few places (#7353) 
* Avoid broken stack by degree_lit_num_lt

* Avoid broken stack by fix_dl_var_tactic

---------

Co-authored-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-08-26 10:02:54 -07:00
Lev Nachmanson f2d35ddc5e more cleanup 2024-08-12 08:32:01 -10:00
Lev Nachmanson 8999e1a340 use standard name conventions and add file headers 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2024-08-12 08:29:06 -10:00
Lev Nachmanson 33f0256e20 cleanup 2024-08-11 12:45:36 -10:00
Lev Nachmanson 752c999e0a cleanup 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2024-08-11 12:45:36 -10:00
Lev Nachmanson f81303f2f3 delete unused nlsat_symmetry_checker 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2024-08-11 12:45:36 -10:00
Lev Nachmanson f7905a5d69 remove printouts 2024-08-11 12:45:36 -10:00
Lev Nachmanson 518a8b2bdb fix the build 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2024-08-11 12:45:36 -10:00
Lev Nachmanson 4b3a06a3c5 port hybridSMT 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2024-08-11 12:45:36 -10:00
Lev Nachmanson 1a5bddb4f0 port more from hybridSMT 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2024-08-11 12:45:36 -10:00
Lev Nachmanson 209366ba55 cleanup porting comments 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2024-08-11 12:45:36 -10:00
Lev Nachmanson 839594ac12 remove option look_for_0_witness 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2024-08-11 12:45:36 -10:00
Lev Nachmanson 0306eff692 port look for 0 witness 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2024-08-11 12:45:36 -10:00
Lev Nachmanson a09e412cf0 cleaning up 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2024-08-11 12:45:36 -10:00
Lev Nachmanson 6ce0fcd3ef port sample cell projection 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2024-08-11 12:45:36 -10:00
Nikolaj Bjorner 5f6bb3db3e fix #7311 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-07-27 08:26:47 +02:00
Lev Nachmanson 18b6087b72 trigger the build with a comment change 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2024-07-08 11:43:24 -07:00
Lev Nachmanson bf3615d4fb fix lemma logging in nlsat 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2024-06-17 13:14:31 -07:00
Nikolaj Bjorner 8fe357f1f2
Nlsat simplify (#7227) 
* dev branch for simplification

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* bug fixes

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* bugfixes

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* fix factorization

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* separate out simplification functionality

* reorder initialization

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* reorder initialization

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* Update README.md

* initial warppers for seq-map/seq-fold

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* expose fold as well

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add C++ bindings for sequence operations

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add abs function to API

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add parameter validation to ternary and 4-ary functions for API #7219

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add pre-processing and reorder

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* add pre-processing and reorder

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

---------

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-05-14 22:19:33 -07:00
Nikolaj Bjorner 8f4ffc7caf add logging for first conflict 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-05-01 20:50:52 -07:00
Nikolaj Bjorner 04c55c34e5 fix unsoundness bug 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-05-01 14:45:15 -07:00
Nikolaj Bjorner 869643a551 fix memory leak 2024-05-01 10:07:37 -07:00
Nikolaj Bjorner 1ef4354080 fix build 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-04-30 17:52:00 -07:00
Nikolaj Bjorner aa1a596394 add doc-string 2024-04-30 17:05:40 -07:00
Nikolaj Bjorner 29e724f787 add gc to lemmas, convert bounds constraints to lemmas, add simplification pre-processing beyond equality extraction 2024-04-30 17:05:21 -07:00
Nikolaj Bjorner 4c070f9e76 add extra fields to nlsat-clause 2024-04-30 17:00:05 -07:00
Nikolaj Bjorner bebcd94703 enable logging nla lemmas 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-04-25 10:29:34 -04:00
Nikolaj Bjorner c18a42cf5b change signed projection to include root object. 2024-03-23 16:14:24 -04:00
Nikolaj Bjorner f840d5d965 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-03-20 21:29:13 -07:00
Nikolaj Bjorner 70d2263a85 cast, updated nlexplain 2024-03-20 21:29:08 -07:00
Lev Nachmanson 730f9ad9b7 Nikolaj's fix in add_zero_assumption 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2024-03-20 09:39:20 -10:00
Lev Nachmanson 4d06c399cc replace DEBUG_CODE by #ifdef Z3DEBUG in nlsat 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2024-02-13 10:51:44 -10:00
Nikolaj Bjorner c40e72aaa3 include debug output 2024-02-05 15:31:33 -08:00
Nikolaj Bjorner f4eaa6fc98 improve logging 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-02-05 14:41:29 -08:00
Nikolaj Bjorner 683070a175 finish encoding of n'th root 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-02-05 10:44:41 -08:00
Nikolaj Bjorner 8555f25587 add todo note, and log more lemmas 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-02-04 21:08:04 -08:00
Nikolaj Bjorner d743e1b47c add note that the encoding is a first approximation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-02-04 19:11:35 -08:00
Nikolaj Bjorner b9528b1c56 update self-validator to handle root expressions 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-02-04 19:06:30 -08:00
Nikolaj Bjorner 1b94d43a8b fix build 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2024-01-24 08:52:56 -08:00
Nikolaj Bjorner fad428381a prepare for integer intervals 2024-01-23 15:33:48 -08:00
Nikolaj Bjorner 98c9fa7faf prepare for handling integer intervals 2024-01-23 15:29:11 -08:00
Nikolaj Bjorner be7856c57d fix #7027 
TODO: review old nlsat bugs for effect of this fix.
 2024-01-23 14:56:15 -08:00
Nikolaj Bjorner 125a82bea5 improved diagnostics 2024-01-22 16:23:55 -08:00
Nikolaj Bjorner 0ebd8d655b prepare for printing more cases of root objects in SMT 2024-01-22 15:48:45 -08:00