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Author SHA1 Message Date
Nikolaj Bjorner fb5834268e fix unit tests, add subsampling mode for false literals 2025-01-20 17:34:59 -08:00
Nikolaj Bjorner 22e4054674 add clausal lookahead to arithmetic solver as part of portfolio 
have legacy qfbv-sls solver use nnf pre-processing. It relies on it for correctness of the score updates.
 2025-01-20 16:16:46 -08:00
Nikolaj Bjorner a941f5ae84 reset m_conflict indicator on sls model 2025-01-15 20:56:44 -08:00
Nikolaj Bjorner 557c01a0e5 fix #7499 - add another way to avoid adding user-defined functions to models if user don't want it 
- you can already do model.user_functions=false
- now you can also specify smtlib2_compliant (globally) and get smtlib2 behavior
 2025-01-15 19:52:04 -08:00
Nikolaj Bjorner a5e1e7f5d2 set lookahead mode to default 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-01-15 19:10:25 -08:00
Nikolaj Bjorner 158dea575b add case for ite 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-01-15 19:07:18 -08:00
Nikolaj Bjorner eed3fa6d49 add case for ite 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-01-15 18:54:50 -08:00
Nikolaj Bjorner f422e26b3c add case for ite 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-01-15 18:53:26 -08:00
Nikolaj Bjorner 5365952796 fix #7510 2025-01-15 13:12:20 -08:00
Nikolaj Bjorner a84130e844 prepare update stack for Boolean lookaheads 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-01-15 12:33:31 -08:00
Nikolaj Bjorner 498c9a686b throw exceptions where sls lacks support 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-01-15 11:20:03 -08:00
Nikolaj Bjorner 5fec07a57e fix unit test 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-01-15 08:38:14 -08:00
Nikolaj Bjorner 878fd48819 fix compiler warning 2025-01-14 16:38:22 -08:00
Nikolaj Bjorner 11909cfdff allow a plateau mode 2025-01-14 16:38:12 -08:00
Nikolaj Bjorner 076d3dbf13 fix assertion violation in the code path where the simplifier throws a memout exception 2025-01-14 16:37:53 -08:00
Nikolaj Bjorner 31d4ba0009 re-introduce option to dump arithmetic lemmas to std-out 2025-01-14 13:54:56 -08:00
Nikolaj Bjorner 8515cebd19 add plateau option 2025-01-14 13:54:20 -08:00
Nikolaj Bjorner 648cf9602e fix uninitialized variable warnings 2025-01-14 13:54:05 -08:00
Lev Nachmanson 27cc928631 try m_fixed_var_eh 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2025-01-14 07:11:53 -10:00
Nikolaj Bjorner 8c5abdf818 Can's fix to relevancy propagation 2025-01-14 08:14:53 -08:00
Nikolaj Bjorner 89ed4d6c8b use monomial variable, not the fixed variable 2025-01-14 07:27:59 -08:00
Nikolaj Bjorner a08a3ee32b align reslimit with ddfw 2025-01-13 18:19:35 -08:00
Nikolaj Bjorner 3c5b8bd03d Update parray.h 
deal with compiler warnings by initializing m_elem
 2025-01-13 18:19:12 -08:00
Nikolaj Bjorner c01336553e move fixed variable propagation to nla_core/monomial_bounds 2025-01-13 18:18:53 -08:00
Nikolaj Bjorner f3e7c8c9df include QF_SNIA 2025-01-13 08:13:39 -08:00
Nikolaj Bjorner 943d881340 fixes to hybrid mode 2025-01-12 16:59:27 -08:00
Nikolaj Bjorner 9770c00592 adjust heuristic in random-inc-dec for finite domains 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-01-12 14:23:18 -08:00
Nikolaj Bjorner 97acf71d2d fixup registration with new terms during internalization 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-01-12 14:12:02 -08:00
Nikolaj Bjorner d3183fafc7 remove binspr experiment 2025-01-12 13:39:26 -08:00
Nikolaj Bjorner 8d2b9b41fd fix compiler warnings 2025-01-12 13:39:13 -08:00
Nikolaj Bjorner 85356c5548 enable propagation when there are changed columns 
- to fix bug reported by Nikhil Swamy/F*
- deal with some compiler warnings by adding annotations
 2025-01-12 13:30:31 -08:00
Nikolaj Bjorner 558758fcf1 another stab at fixing substring interval extraction combinatorics 
- i is the offset into val_other. The valid offsets are 0... |val_other|-1.
- j is the length of the substring. It only makes sense to extract strings of length 1,... |val_other|-i
 2025-01-12 11:14:17 -08:00
Nikolaj Bjorner fa22b646aa address some build warnings. 2025-01-12 10:18:11 -08:00
Nikolaj Bjorner b780b54574 optimization of sls-arith and fix build warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-01-12 09:49:48 -08:00
Nikolaj Bjorner 49dba337f7 fix ubuntu clang build 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-01-11 20:02:31 -08:00
Nikolaj Bjorner 17faabea9e
Update msvc-static-build-clang-cl.yml 
use windows latest.
 2025-01-11 17:51:33 -08:00
Nikolaj Bjorner c6f58c8bf7 updates to some_string_in_re per code review comments 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-01-11 17:47:27 -08:00
Clemens Eisenhofer c572fc2e4f
Regex membership (#7506) 
* Make finding a word in the regex iterative

* Fixed gc problem
 2025-01-11 17:41:37 -08:00
Nikolaj Bjorner 9a237d55ca fix misc build warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2025-01-11 17:41:24 -08:00
Nikolaj Bjorner d97bd48669 adding lookahead mode to arithmetic sls solver 2025-01-11 15:47:17 -08:00
Nikolaj Bjorner 847278fba8 adding global lookahead variant to sls arith solver 2025-01-09 16:47:33 -08:00
Nikolaj Bjorner f9ce41bd2b Update theory_lra.cpp 2025-01-08 15:41:08 -08:00
Nikolaj Bjorner 270c127407 sketch fixed variable callback mechanism 2025-01-08 12:50:46 -08:00
Nikolaj Bjorner c1a62d346c add missing return 2025-01-07 21:02:02 -08:00
Nikolaj Bjorner 1cb126f3dd remove assertion that doesn't build 2025-01-07 17:16:33 -08:00
Nikolaj Bjorner 2dd4faf598 sketch expr_inverter approach for eliminating unconstrained regex containment. 2025-01-07 16:53:57 -08:00
chausner c7dfb619a2
Minor tweaks in README.md (#7504) 2025-01-07 14:31:45 -08:00
Nikolaj Bjorner ab9ea4e6e7 Add outline of elimination for regex membership constraints 2025-01-07 14:17:28 -08:00
Nikolaj Bjorner b6c0e6fe4b
Update README.md 2025-01-07 11:02:39 -08:00
Nikolaj Bjorner af0113f41f Disable the Code Coverage workflow 2025-01-07 11:01:49 -08:00