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77 commits

Author SHA1 Message Date
Nikolaj Bjorner
af6ebbcd92 init search before returning
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2017-06-11 13:08:05 -07:00
Nikolaj Bjorner
c870b77366 fixes to lookahead
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2017-06-08 17:25:06 -07:00
Nikolaj Bjorner
e02160c674 expose bounds as vector expressions instead of containing ad-hoc expressions. Issue #911
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2017-02-24 11:07:40 -08:00
Christoph M. Wintersteiger
5682c43604 Merge pull request #881 from dwoos/tactic-labels
Thread labels through tactic system
2017-02-04 20:37:11 +00:00
Nikolaj Bjorner
f015e3e4cc fix bug in propagation of parameters to combined solvers
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2017-01-31 17:17:58 -08:00
Doug Woos
8196173e29 Introduce and use labels_vec 2017-01-30 15:50:34 -08:00
Doug Woos
5796e15088 Thread labels through tactic system 2017-01-27 11:07:13 -08:00
Nikolaj Bjorner
305e080239 enable unsat core extraction in nlsat_tactic
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-11-01 17:57:28 +01:00
Nikolaj Bjorner
461e88e34c additional robustness check for incremental sat solver core when it recieves interpreted constants, added PB equality to interface and special handling of equalities to adddress performance gap documented in #755
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-10-25 20:32:13 -07:00
Nikolaj Bjorner
491b3b34aa tune consequence finding. Factor solver pretty-printing as SMT-LIB into top-level
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-08-03 11:14:29 -07:00
Nikolaj Bjorner
914bf2ff3b extend constant folding for bit-vector overflow/underflow operators, #657
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-06-24 07:43:05 -07:00
Nikolaj Bjorner
c7ff05cc78 enable core minimization with qsat in case it turns out to be useful
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-06-12 15:58:12 -07:00
Nikolaj Bjorner
49d0e28621 allow parameters to overwrite logic, fixes bug report by Nuno
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-03-07 10:44:06 -08:00
Nikolaj Bjorner
85d44c5d66 fix axioms for extract, add extensionality checking for shared variables, convert exceptions to unknown status per #419
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2016-01-18 11:09:41 +05:30
Nikolaj Bjorner
baee4225a7 reworking cancellation
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-12-11 16:21:24 -08:00
Nikolaj Bjorner
b4cb51cdb3 working on Forking/Serializing a z3 Solver #209
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-11-06 17:29:24 -08:00
Nikolaj Bjorner
7f517c625f have solver pretty print declarations, include also datatype declarations
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-08-07 08:48:24 +02:00
Nikolaj Bjorner
a3c43c34fb change default behavior of solver pretty printer to include declarations
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2015-08-06 18:57:11 +02:00
Nikolaj Bjorner
e6725b2344 merge unstable into opt
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2014-09-26 12:12:24 -07:00
Nikolaj Bjorner
904ab4bf9e address race condition in cleanup methods
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2014-09-05 11:18:34 -07:00
Nikolaj Bjorner
97dfb6d521 moving to rational coefficients
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
2013-11-21 15:55:08 -08:00
Anh-Dung Phan
074e851d49 Display Fu Malik statistics 2013-11-15 12:58:11 -08:00
Leonardo de Moura
8198e62cbd solver factories, cleanup solver API, simplified strategic solver, added combined solver
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2012-12-11 17:47:27 -08:00
Leonardo de Moura
92acd6d4ee removed front_end_params from cmd_context
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2012-12-01 18:19:02 -08:00
Leonardo de Moura
29cf179364 more reorg
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2012-12-01 17:03:14 -08:00
Leonardo de Moura
d545f187f8 working on named assertions support
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2012-11-02 08:28:34 -07:00
Leonardo de Moura
4c98b567e1 old_params ==> front_end_params. Isolated abstract solver interface
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2012-11-01 11:28:14 -07:00
Renamed from src/cmd_context/tactic2solver.cpp (Browse further)