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464 commits

Author SHA1 Message Date
Nikolaj Bjorner bd7ba4b612 fix mac build error 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-03-20 20:16:47 -07:00
Nikolaj Bjorner 59b142f803 fixing local search 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-03-15 06:48:26 -07:00
Nikolaj Bjorner 64954cc551 fix pbge and reduce_tr 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-03-13 09:07:58 -07:00
Nikolaj Bjorner e7d43ed516 fix pb rewriter 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-03-12 11:22:05 -07:00
Nikolaj Bjorner 9279cbfbac don't reinit assumptions when the solver is unsat. fixes #1502 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-02-24 16:30:08 +09:00
Nikolaj Bjorner 4c1379e8c9 bug fixes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-02-19 21:49:03 -08:00
Bruce Mitchener 76eb7b9ede Use nullptr. 2018-02-12 14:05:55 +07:00
Nikolaj Bjorner bb4888ce31 support self-subsumption, remove verbose log 0 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-02-11 21:21:55 -08:00
Nikolaj Bjorner e183f8b743 disable lookahead simplification when external solver is used 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-02-09 21:46:45 -08:00
Nikolaj Bjorner 19b858dbea fix reset code for level marking 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-02-09 04:00:32 -08:00
Nikolaj Bjorner 72a7164e2d add model checker to external 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-02-08 13:03:57 -08:00
Nikolaj Bjorner cb6896087d fix #1468 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-02-06 10:21:02 -08:00
Nikolaj Bjorner b2bd4dd3b4 fix #1471 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-02-05 18:54:14 -08:00
Nikolaj Bjorner 885dfad237 fix #1458 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-02-04 20:54:21 -08:00
Nikolaj Bjorner 20d6543538 set uninitialized fields. Maybe related to #1468 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-02-04 12:56:21 -08:00
Nikolaj Bjorner 2739342aba fix updates to cce 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-01-30 23:41:04 -08:00
Nikolaj Bjorner ede12553f2 fix learned annotation on ternary 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-01-30 03:31:28 -08:00
Nikolaj Bjorner 5a2b072ddf working on completing ATE/ALA for acce and abce 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-01-29 20:32:06 -08:00
Nikolaj Bjorner 3b1810d893 fix hidden tautology bug on non-learned clauses 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-01-21 23:18:41 -08:00
Nikolaj Bjorner 7b8101c502 fix bugs related to model-converter 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-01-17 12:25:24 -08:00
Nikolaj Bjorner a5b663c52d add unit walk engine 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-12-17 16:09:07 -08:00
Miguel Angelo Da Terra Neves 0f1286adae restored commented out code 
Signed-off-by: Miguel Angelo Da Terra Neves <t-mineve@microsoft.com>
 2017-12-15 14:00:20 -08:00
Miguel Angelo Da Terra Neves 2bb2ea59e9 merge 
Signed-off-by: Miguel Angelo Da Terra Neves <t-mineve@microsoft.com>
 2017-12-15 09:51:17 -08:00
Nikolaj Bjorner 6b258578f9 fix uninitialized variable m_gc_burst in config, have cuber accept and receive optional vector of variables indicating splits and global autarky as output 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-12-14 02:38:45 -08:00
Miguel Angelo Da Terra Neves 3edf0590bc Merge branch 'opt' of https://github.com/NikolajBjorner/z3 into opt 2017-12-13 16:55:18 -08:00
Miguel Angelo Da Terra Neves 42499eac1c pre-merge 
Signed-off-by: Miguel Angelo Da Terra Neves <t-mineve@microsoft.com>
 2017-12-13 16:55:16 -08:00
Nikolaj Bjorner aeabdb4aae add checks for flipping externals / assumptions in model converter, fix scc converter bug 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-12-13 14:06:35 -08:00
Nikolaj Bjorner caaad8825d merge 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-12-13 02:58:45 -08:00
Nikolaj Bjorner 71c52396cb fix transitive reduction bug, eliminate blocked tag on binary clauses, separate BIG structure from scc 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-12-13 02:38:06 -08:00
Nikolaj Bjorner 921423ec80 fix model conversions for incremental SAT, fix lookahead with ba_solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-12-12 10:43:23 -08:00
Nikolaj Bjorner 7afbf8165e snapshot 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-12-12 01:36:44 -08:00
Nikolaj Bjorner fc3cbcbe02 remove deprecated options 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-12-02 10:16:35 -08:00
Nikolaj Bjorner b98c864d76 fixes to inprocessing code 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-12-01 18:06:26 -08:00
Nikolaj Bjorner c8e655830f add statistics to cubing 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-12-01 10:13:54 -08:00
Nikolaj Bjorner a4dc68766d preparing for more efficient asymmetric branching 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-29 17:16:15 -08:00
Nikolaj Bjorner 53e36c9cf9 re-organize iterators 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-16 09:29:44 -08:00
Nikolaj Bjorner d8a2e9d008 initialize glue in constructor to ensure it gets set 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-15 15:57:07 -08:00
Nikolaj Bjorner f7e14b3283 add global autarky option, update translation of solvers to retain vsids, remove stale code 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-14 18:19:21 -08:00
Nikolaj Bjorner 6f273e7b8f bug fixes in uninitialized variables 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-11 12:09:33 -08:00
Nikolaj Bjorner d7f9a3b37d fix crash bugs in sat solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-11 11:27:10 -08:00
Nikolaj Bjorner a6da207b65 fix crash bugs in sat solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-11 11:25:43 -08:00
Nikolaj Bjorner 75b8d10f48 add backtrack level to cuber interface 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-08 21:44:21 -08:00
Nikolaj Bjorner 2746528aab fixes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-07 17:16:36 -08:00
Nikolaj Bjorner 9a4fb4ff76 remove ad-hoc parameters, deprecating dimacs cube mode 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-05 14:08:55 -08:00
Nikolaj Bjorner 70ee030228 updates to parallel tactic 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-05 10:53:25 -08:00
Nikolaj Bjorner fd49a0c89c added facility to persist model transformations 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-02 00:05:52 -05:00
Nikolaj Bjorner caaf0ba33c model-add/del 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-11-01 22:32:22 -05:00
Nikolaj Bjorner 829c140087 ensure that bca takes also lemmas into account 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-10-27 15:40:25 -07:00
Nikolaj Bjorner 0919fd4075 fix bca condition for tautology check 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-10-25 16:46:22 -07:00
Nikolaj Bjorner ee6cfb8eef updates to simplifier 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-10-23 01:00:06 -04:00
Nikolaj Bjorner 76eed064eb bug fixes, prepare for retaining blocked clauses 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-10-19 22:19:05 -07:00
Nikolaj Bjorner 9f9ae4427d add cce 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-10-15 15:13:43 -07:00
Nikolaj Bjorner c12439fe1e fix #1306 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-10-13 07:29:16 -07:00
Nikolaj Bjorner 81ad69214c fixing lookahead/ba + parallel 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-10-11 17:06:28 -07:00
Nikolaj Bjorner 79ceaa1d13 fixes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-10-11 13:17:57 -07:00
Nikolaj Bjorner 1a6f8c2fad working on parallel solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-10-10 16:35:05 -07:00
Nikolaj Bjorner f85c02600f remove verificaiton code 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-10-08 16:07:58 -07:00
Nikolaj Bjorner 10e4235b4c bug fixes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-10-08 14:35:31 -07:00
Nikolaj Bjorner d6327d69d2 bug fixes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-09-29 15:35:11 -07:00
Nikolaj Bjorner e507a6ccd1 adding incremental cubing from API 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-09-28 09:06:17 -07:00
Miguel Angelo Da Terra Neves ff2cdc0e3f local updates 
Signed-off-by: Miguel Angelo Da Terra Neves <t-mineve@microsoft.com>
 2017-09-27 17:18:28 -07:00
Nikolaj Bjorner a1e4fc3e98 fix new clause encoding 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-09-27 11:13:35 -07:00
Nikolaj Bjorner 82922d92f7 add cube functionality 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-09-24 13:29:46 -07:00
Nikolaj Bjorner ae9a6664d4 add cube mode 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-09-24 10:53:57 -07:00
Nikolaj Bjorner 9cd974e334 remove display 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-09-24 09:40:35 -07:00
Nikolaj Bjorner 2751cbc270 n/a 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-09-23 22:36:36 -05:00
Nikolaj Bjorner cab4e4b461 add feature to display benchmark in format seen by SAT solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-09-21 18:32:46 -05:00
Nikolaj Bjorner 651587ce01 merge with master branch 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-09-19 09:39:22 -07:00
Nikolaj Bjorner 431d318958 experiments with ccc 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-09-19 08:19:08 -07:00
Nikolaj Bjorner b19f94ae5b make include paths uniformly use path relative to src. #534 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-07-31 13:24:11 -07:00
Nikolaj Bjorner b482dbd589 merge 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-07-27 17:02:27 -07:00
Christoph M. Wintersteiger da34de340d Fixed bug in sat model converter. Fixes #1148. 2017-07-15 20:25:13 +01:00
Nikolaj Bjorner da263601e6 n/a 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-07-05 19:19:36 -07:00
Nikolaj Bjorner b419a0e4a4 n/a 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-07-05 14:32:13 -07:00
Nikolaj Bjorner 5262248823 n/a 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-07-04 11:13:05 -07:00
Nikolaj Bjorner 9b631f982b n/a 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-30 17:48:04 -07:00
Nikolaj Bjorner bcf0ee7709 n/a 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-29 18:53:58 -07:00
Nikolaj Bjorner 7580644d15 n/a 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-29 08:11:27 -07:00
Nikolaj Bjorner 6fad478a18 reorg 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-28 17:46:29 -07:00
Nikolaj Bjorner 6f4c873b29 debugging 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-27 13:18:20 -07:00
Nikolaj Bjorner 66f0de6785 added in-processing features to card/pb 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-25 16:26:47 -07:00
Nikolaj Bjorner c3d29e75ef adding in-processing 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-24 18:27:32 -07:00
Nikolaj Bjorner fb84ba8c34 updates and fixes to copying and cardinalities 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-23 14:00:33 -07:00
Nikolaj Bjorner 5752830f71 bug fixes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-22 15:01:12 -07:00
Nikolaj Bjorner 9ebe980b44 cleaning up lookahead 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-22 07:42:44 -07:00
Nikolaj Bjorner 5e2f7f7177 fixes top lookahead simplification 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-21 20:22:31 -07:00
Nikolaj Bjorner c6fbe38f78 disable anti-exploration by default 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-19 23:56:50 -05:00
Nikolaj Bjorner ce592d7716 add facility to add lemmas 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-12 19:44:02 -07:00
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 f3b0ede6e8 update lookahead to include extensions 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-07 16:35:35 -07:00
Nikolaj Bjorner c33dce1161 extract lemmas 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-04 14:12:55 -07:00
Nikolaj Bjorner e37a6dd809 add tracking for reason unknown 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-01 17:04:37 -07:00
Nikolaj Bjorner 55ba1e9178 Merge branch 'opt' of https://github.com/nikolajbjorner/z3 into opt 2017-06-01 14:50:37 -07:00
Nikolaj Bjorner 4e65c13726 adding lookahead and lemmas 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-06-01 14:49:54 -07:00
Nikolaj Bjorner e0a86ccc1a add lrb/chb and experiment with them 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-05-28 10:48:31 -07:00
Nikolaj Bjorner db4bbecb27 Merge branch 'opt' of https://github.com/NikolajBjorner/z3 into opt 2017-05-23 10:52:27 -07:00
Nikolaj Bjorner f9f0b2221d bug fixes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-05-22 14:27:34 -07:00
Nikolaj Bjorner 1507ab5d4b merge 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-05-15 09:34:41 -07:00
Nikolaj Bjorner f253b20820 local changes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-05-15 09:34:11 -07:00
Nikolaj Bjorner 2033e649b5 fix bugs related to use of lookahead equivalences and encoding of pb constraints 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-05-15 09:33:27 -07:00
Nikolaj Bjorner b915f78281 merge with master 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-05-07 17:05:57 -07:00
Nikolaj Bjorner 21cda27f5e fix quadratic behavior of extract_assumptions 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-05-02 15:57:31 -07:00
Nikolaj Bjorner ed0b2be618 fix bug in tracking levels of variables: levels are not cleared, only truth assignment 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-05-02 14:10:07 -07:00
Nikolaj Bjorner f9105edb14 revert to native chunker 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-05-01 15:22:52 -07:00
Nikolaj Bjorner d14f2af5ae deal with subtraction that manages to sneak in. Issue #996 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-05-01 15:22:06 -07:00
Nikolaj Bjorner d6e2e1f28f Merge branch 'master' of https://github.com/Z3Prover/z3 2017-04-30 11:28:26 -07:00
Nikolaj Bjorner aff02ca905 include 'stopwatch.h' to avoid ODR warnings, #994 2017-04-30 11:28:11 -07:00
Nikolaj Bjorner 5fcbf55216 Merge branch 'master' of https://github.com/Z3Prover/z3 2017-04-30 10:23:05 -07:00
Nikolaj Bjorner 2c208e1d10 Sat update 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-30 10:23:00 -07:00
Nikolaj Bjorner fa868e058e fix bound bug #991 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-29 17:39:02 -07:00
Nikolaj Bjorner 8205b45839 initial integration of opt 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-27 19:13:00 -07:00
Nikolaj Bjorner 8032217fd1 tuning and fixing consequence finding, adding dimacs evaluation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-26 13:53:37 -07:00
Nikolaj Bjorner dedc130e98 Merge branch 'master' of https://github.com/Z3Prover/z3 2017-04-25 10:30:16 -07:00
Nikolaj Bjorner 34acaa8f56 update license for space/quotes per #982 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-24 13:34:10 -07:00
Nikolaj Bjorner d052155f6e parallelizing ccc 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-23 14:46:46 -07:00
Nikolaj Bjorner 86a54dfec8 debugging ccc 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-21 08:18:25 -07:00
Nikolaj Bjorner e65f106a83 ccc 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-19 08:59:49 -07:00
Nikolaj Bjorner a3f4d58b00 use lookahead for simplification 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-18 16:58:56 -07:00
Nikolaj Bjorner 352f8b6cb9 fixing local search 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-17 13:04:57 -07:00
Nikolaj Bjorner ec29a03c8f add facility to dispense with cancellation (not activated at this point). Address #961 by expanding recurisve function definitions that are not tautologies if the current model does not validate 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-04-07 21:22:38 -07:00
Nikolaj Bjorner 2afd45b3c2 working on lookahead 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-27 04:53:27 +02:00
Christoph M. Wintersteiger 0399e5e2d3 Fixed variable initialization warning 2017-03-24 14:49:24 +00:00
Nikolaj Bjorner e47e8c67c0 introducing scoped detacth/attach of clauses to enforce basic sat solver invariants. Part of investigating #939: 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-22 14:12:47 -07:00
Nikolaj Bjorner ac59e7b6d3 enable multiple local search threads 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-06 11:48:23 -08:00
Nikolaj Bjorner cd4a2701db adding ability to ahve multiple local search threads 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-06 10:48:58 -08:00
Nikolaj Bjorner fda5809c89 local search updates 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-05 14:40:58 -08:00
Nikolaj Bjorner c6f943e4d6 updates to local search integration 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-02 11:23:06 -08:00
Nikolaj Bjorner 40df1949f5 tweaking local search 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-02 10:18:12 -08:00
Nikolaj Bjorner 2c7a978c16 debugging local 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-01 20:37:07 -08:00
Nikolaj Bjorner 59baaea219 integrating local search, supporting top-level inequalities 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-03-01 19:49:59 -08:00
Nikolaj Bjorner fb4f6d654a add local search parameters and co-processor mode 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-27 23:35:50 -08:00
Nikolaj Bjorner 31c68b6e23 updates 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-27 23:19:58 -08:00
Nikolaj Bjorner 88e7c240b7 working on lookahead 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-27 10:59:59 -08:00
Nikolaj Bjorner 2885ca7714 tune cardinalities 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-19 11:35:31 -08:00
Nikolaj Bjorner 42deeb3498 testing lookahead 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-12 11:49:07 -08:00
Nikolaj Bjorner 690689424d fix parallel solving bugs 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-11 15:35:13 -05:00
Nikolaj Bjorner 8b4f3ac6f0 fix drat checker 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-10 18:04:54 -05:00
Nikolaj Bjorner eaf845c2f4 updates 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-07 18:04:24 -08:00
Nikolaj Bjorner b6b6035cfb tuning and fixing drat checker 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-07 16:50:39 -08:00
Nikolaj Bjorner 54f2063c81 Merge branch 'opt' of https://github.com/nikolajbjorner/z3 into opt 2017-02-06 21:20:01 -08:00
Nikolaj Bjorner 61ade5e6cb tune cardinality solver for cache misses 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-06 20:57:08 -08:00
Nikolaj Bjorner 66089a7aef fix compiler errors and memory issue with drat 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-06 16:09:46 -08:00
Nikolaj Bjorner 4831c45ad8 fix issues in par 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-06 13:38:07 -08:00
Nikolaj Bjorner fe105d94a0 fixes to sat-par 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-06 12:00:35 -08:00
Nikolaj Bjorner 7aeaf11ee4 adding clause sharing to par mode 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-05 22:24:20 -08:00
Nikolaj Bjorner 15283e4e7c expose extension conflict resolution as plugin to sat solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-05 10:08:57 -08:00
Nikolaj Bjorner 5f70e4823d adding drat forward checking 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-03 22:41:40 -08:00
Nikolaj Bjorner 61341b8879 adding drat 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-03 17:56:22 -08:00
Nikolaj Bjorner 0b711c5ef8 adding drat 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-03 15:41:08 -08:00
Nikolaj Bjorner 505133a4b3 debugging card 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-02 17:06:15 -08:00
Nikolaj Bjorner 6bb0b196e2 fix conflict level detection bug with plugins 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-02 11:04:15 -08:00
Nikolaj Bjorner e9e0293d1a local updates 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-02 10:19:51 -08:00
Nikolaj Bjorner bd0bd6052a Merge branch 'master' of https://github.com/Z3Prover/z3 2017-02-02 10:19:21 -08:00
Nikolaj Bjorner 9ca52a3361 fix bug in lexicographic handling in maxres: previous assumptions were not committed in corner cases 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-02 10:19:11 -08:00
Nikolaj Bjorner c21b860d4e local updates 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-01 18:04:08 -08:00
Nikolaj Bjorner 256a0e2d82 move exchange par 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-01 12:12:26 -08:00
Nikolaj Bjorner cfff592a7f Merge branch 'master' of https://github.com/z3prover/z3 into opt 2017-02-01 12:09:31 -08:00
Nikolaj Bjorner becce1d043 local 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-02-01 12:09:16 -08:00
Nikolaj Bjorner 7faa35ebdb fixing card 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-01-31 18:47:30 -08:00
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
Nikolaj Bjorner bdfa84c6fe fix issues with running parallel solver: random strategy should not be a default on all solvers. Also reuse base solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-01-31 13:22:03 -08:00
Nikolaj Bjorner b4dd2f07b2 testing card_extension 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-01-30 21:53:26 -08:00
Nikolaj Bjorner 8b7bafbd9f updates 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-01-30 21:23:53 -08:00
Nikolaj Bjorner 1d1949e395 ensure that parallel threads are only invoked when thread count > 1 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-01-30 18:30:06 -08:00
Nikolaj Bjorner 92e2d920fd working on card for sat 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-01-30 14:03:27 -08:00
Nikolaj Bjorner 76bc4f0b38 refine parsat 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-01-30 11:30:42 -08:00
Nikolaj Bjorner 37ee4c95c3 adding parallel threads 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-01-30 02:09:08 -08:00
Nikolaj Bjorner 873d975c77 fix bug in consequence extraction: the order of bcp is not fixed between restarts, so the order of unit literals may not be preserved. This is relatively rare, so we optimize for the case where we assume bcp preserves order (and maybe miss some consequences) 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-01-17 13:41:15 -08:00
Nikolaj Bjorner 7df803c131 Fix unsound handling of upper bounds in wmax, thanks to Patrick Trentin for report and careful repros #847 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-01-15 11:52:48 -08:00
Nikolaj Bjorner bc6b3007de remove unused features related to weighted check-sat 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-01-13 20:53:22 -08:00
Nikolaj Bjorner c69a86e647 fix bug in antecedent collection for consequence finding: once an antecedent is set, it should not be cleared 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-01-06 19:34:50 -05:00
Nikolaj Bjorner 74d3de01b3 enable incremental consequence finding with restart timeout 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2017-01-02 10:07:02 -08:00
Nikolaj Bjorner a4d5c4a00a make get_consequence call skip check-sat if a model is already there 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-12-30 18:05:19 -08:00
Nikolaj Bjorner aaf6e67ec8 add restart.max parameter to control cancellation based on restart count 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-12-25 17:43:47 -08:00
Nikolaj Bjorner 189d449cff fix generation of wcnf 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-12-18 14:49:45 -08:00
Nikolaj Bjorner ea601dd403 fix and coallesce clique functionality 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-11-19 03:55:48 -08:00
Christoph M. Wintersteiger bfaa9ddf63 Fixed potential SAT solver cleanup problem. Renamed functions for consistency. Relates to #570. 2016-11-14 17:42:21 +00:00
Christoph M. Wintersteiger 890142ef96 Fix cleanup/initialization of sat::simplifier. Relates to #570. 2016-11-14 17:42:20 +00:00
Nikolaj Bjorner e0613b6737 fix crash reported in #784 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-11-12 08:58:03 -08:00
Nikolaj Bjorner 3714e520be fix performance bottlnecks: gc of literals walk through potentially huge watch-lists, avoid user-push/pop around calls to solver2tactic 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-10-28 08:27:11 -07:00
Nikolaj Bjorner ca309341c3 fixing cancellation code paths for inc_sat_solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-10-27 22:07:46 -07:00
Nikolaj Bjorner 24fc19ed58 speed up consequence finding by avoiding local search whenver assumption level is reached during the initial phase 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-10-27 08:15:39 -07:00
Nikolaj Bjorner 4bd83724dd remove conflict on false disequality, introduced regression 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-10-26 19:15:05 -07:00
Nikolaj Bjorner e4d2c5867a remove dead (and incorrect) code 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-10-24 15:52:47 -07:00
Nikolaj Bjorner d060359f01 add fd solver for finite domain queries 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-10-18 22:34:34 -04:00
Nikolaj Bjorner aec59e4ff7 add consequence finding to inc-sat-solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-10-16 15:43:28 -04:00
Nikolaj Bjorner 8d2b70a5e2 better encodings for at-most-1, #755 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-10-10 23:46:03 -07:00
Nikolaj Bjorner 619cce0a52 add mutex preprocessing to maxsat, add parsing functions to C++ API 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-10-07 12:42:08 -07:00
Nikolaj Bjorner f2b5c11d1c add option for prettier proof printing, Issue #706 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-08-20 03:52:45 -07:00
Nikolaj Bjorner 96e157e201 fix warnings for unused variables 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-05-17 13:54:22 -07:00
Nikolaj Bjorner 00f3a1fe81 fix memory leak in SAT solver exposed by regression tests 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-06 11:47:45 -08:00
Nikolaj Bjorner aec5a38b14 fix memory leak in SAT solver exposed by regression tests 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2016-01-06 11:44:55 -08:00
Nikolaj Bjorner baee4225a7 reworking cancellation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-12-11 16:21:24 -08:00
Nikolaj Bjorner 9b3e242990 adding rlimit resource limit facility to provide platform and architecture independent method for canceling activities 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-09-28 13:37:59 -07:00
Nikolaj Bjorner 2bff98ca5d enable incremental bit-vector solving 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-09-01 09:52:48 -07:00
Nikolaj Bjorner cc5d719d9e enable incremental bit-vector solving 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-09-01 09:48:35 -07:00
Nikolaj Bjorner 0ed38ed59b add option for using corr set and use partial cores 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-30 14:48:24 -07:00
Nikolaj Bjorner dd01f6be46 fix blockers for pd-maxres 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-29 15:42:19 -07:00
Nikolaj Bjorner e4ce6b6d74 update pd-maxres 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-29 14:23:32 -07:00
Nikolaj Bjorner 2fe0c05556 tuning pd-maxres 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-28 20:25:25 -07:00
Nikolaj Bjorner 78313c614d updateing pd-maxres 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-27 15:43:35 -07:00
Nikolaj Bjorner 8622356375 working on pd-maxres 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-27 08:09:46 -07:00
Nikolaj Bjorner 7c47809973 reworking pd-maxres 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-26 16:33:53 -07:00
Nikolaj Bjorner af9143b64a tune initial propagation for pd-maxres 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-25 17:15:31 -07:00
Nikolaj Bjorner b2ebd095cb fix for unintialized variable m_conflict_lvl 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-24 17:01:46 -07:00
unknown 42c7277ea8 Merge branch 'unstable' of https://github.com/Z3Prover/z3 into unstable 2015-08-23 12:09:51 -07:00
Nikolaj Bjorner ee458fa601 revising pd-maxres 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-23 12:09:07 -07:00
unknown b06c4d985e Merge branch 'unstable' of https://github.com/Z3Prover/z3 into unstable 2015-08-23 10:58:28 -07:00
unknown 2b48092541 local sat solver change 
Signed-off-by: unknown <nbjorner@nikolaj-z.redmond.corp.microsoft.com>
 2015-08-23 10:58:12 -07:00
Nikolaj Bjorner 546a9b8f03 revising pd-maxres 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-23 10:53:39 -07:00
Nikolaj Bjorner a78fc031bc adding facility to dump wcnf benchmarks 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-21 07:26:49 -07:00
Nikolaj Bjorner 954e612188 redoing pd-maxres 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-20 18:09:43 -07:00
Nikolaj Bjorner a9807878ea reworking pd-maxres 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-20 12:20:30 -07:00
Nikolaj Bjorner e3cb0e2d8b reworking pd-maxres 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-08-20 12:06:27 -07:00
Nikolaj Bjorner 64bd62b17e fix gcc compiler warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-05-16 11:56:04 +01:00
Nikolaj Bjorner 52619b9dbb pull unstable 
Signed-off-by: Nikolaj Bjorner <nbjorner@hotmail.com>
 2015-04-01 14:57:11 -07:00
nikolajbjorner 0d9f949ab2 Fix memory smash on double free of clauses 
Signed-off-by: nikolajbjorner <nbjorner@microsoft.com>
 2015-02-23 10:28:32 -08:00
Nikolaj Bjorner 8141dadc89 break on small cores 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-02-08 10:22:06 +01:00
Nikolaj Bjorner 761c7d9a40 adding annotation to logging to show number of columns and rows, adding dual propagation sketch 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-01-25 04:01:18 -08:00
Nikolaj Bjorner 552cbd840f adding soft-assertions 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-01-23 13:06:11 -08:00
Nikolaj Bjorner f1d9228b94 fix bug in context push/pop for sat solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2015-01-20 16:30:46 -08:00
Nikolaj Bjorner c706e91019 merge with unstable 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-05 10:37:55 -07:00
Nikolaj Bjorner db20b2502d try qx 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-04 19:50:42 -07:00
Nikolaj Bjorner 6a3f75822d fix format bug (issue 126) and smaller nits in sat solver (const annotation, disable elimination of external or already elimianted variables) 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-10-04 18:35:18 -07:00
Nikolaj Bjorner 60d7872cc8 adding simple BCE 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-29 18:00:34 -07:00
Nikolaj Bjorner 08dcd51594 fix bugs in incremental operation of sat solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-27 12:04:54 -07:00
Nikolaj Bjorner e57e5328ce configuration update to SAT solver on creation time. Adding random_seed to sat parameters to enable command-line and module mode to work at the level of sat solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-26 16:42:11 -07:00
Nikolaj Bjorner 73070585b8 fix bug in core generation in legacy core: it ignores complementary literals 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-14 13:06:01 -07:00
Nikolaj Bjorner 18b491eee0 fixes to maxres/mss 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-03 10:03:56 -07:00
Nikolaj Bjorner b5bbf83847 update core generation to be partial, update maxres to use current model too 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-09-02 19:05:28 -07:00
Nikolaj Bjorner 83a7d1a658 adding options to maxres for experiments, include option to pretty print module parameters in smt2 style 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-30 11:46:29 -07:00
Nikolaj Bjorner 16bffab8fd add saner Shannon decomposition 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-24 14:21:15 -07:00
Nikolaj Bjorner aa695f6a6c improve incremental use of sat solver: carry over simplification threshold 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-24 12:47:57 -07:00
Nikolaj Bjorner b596828d23 add DDNF based engine 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-21 18:04:46 -07:00
Nikolaj Bjorner 78c03ed835 fix crash on delete clauses 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-19 19:36:15 -07:00
Nikolaj Bjorner a47f3df703 fix bug in unsat core extraction in sat solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-18 23:43:51 -07:00
Nikolaj Bjorner f748a03ac7 opt 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-16 22:31:54 -07:00
Nikolaj Bjorner ddb9e6e8d4 fix flipper 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-15 18:30:06 -07:00
Nikolaj Bjorner be1cceba34 fix scope and mus with user-scopes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-15 11:29:08 -07:00
Nikolaj Bjorner ee1a1b1135 refactor sat/sls interface. Remove wpm2 and bvsls dependencies 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-15 10:40:44 -07:00
Nikolaj Bjorner 999db1e280 sls 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-13 01:22:45 -07:00
Nikolaj Bjorner 180b0d4ec9 add sls 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-12 19:24:31 -07:00
Nikolaj Bjorner e832bdd257 fix bug in blocked clause elimination that was enabled for external variables, fix other bugs in maxres 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-10 21:23:05 -07:00
Nikolaj Bjorner 8814ba0629 testing maxres with sat core 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-02 12:27:57 -07:00
Nikolaj Bjorner b928734348 perf improvements, mus 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-08-01 16:11:52 -07:00
Nikolaj Bjorner 39414d8b8d testing inc_sat 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-07-31 22:29:47 -07:00
Nikolaj Bjorner 365f05b41a testing inc-sat solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-07-30 17:49:51 -07:00
Nikolaj Bjorner bfc0af7820 testing inc-sat solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-07-30 16:35:46 -07:00
Nikolaj Bjorner 4f0de9a0cf implement user scopes for sat solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-07-30 09:27:03 -07:00
Nikolaj Bjorner 2b1af8fd50 updated sat solver for cores 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2014-07-29 14:38:17 -07:00