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115 commits

Author SHA1 Message Date
Nuno Lopes
47324af210 be nicer when memout is reached in SMT internalize: return undef rather than crashing 2022-12-29 11:08:57 +00:00
Nikolaj Bjorner
6188c536ef add logging of propagations to smt core 
log theory propagations with annotation "smt".
It allows tracking theory propagations (when used in conflicts) in the clause logs similar to the new core.
 2022-11-23 11:37:23 +07:00
Nikolaj Bjorner
f004478565 produce tseitin justification for clause proofs when a clause is a "gate". 2022-11-06 12:00:25 -08:00
Nikolaj Bjorner
07dd1065db added API to monitor clause inferences 
See RELEASE_NOTES for more information
examples pending.
 2022-10-19 08:34:55 -07:00
Nikolaj Bjorner
4623117af8 wip - proof hints 2022-10-08 20:12:57 +02:00
Nikolaj Bjorner
fd5448d26b fix #6340 - again 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-09-13 17:01:51 -07:00
Nikolaj Bjorner
786280c646 print skolem declarations only for lemma tracing 2022-08-11 11:34:54 +03:00
Nikolaj Bjorner
63f48f8fd4 add options for logging learned lemmas and theory axioms 
- add solver.axioms2files
  - prints negated theory axioms to files. Each file should be unsat
- add solver.lemmas2console
  - prints lemmas to the console.
- remove option smt.arith.dump_lemmas. It is replaced by solver.axioms2files
 2022-08-08 11:18:56 +03:00
Clemens Eisenhofer
1f2346073a
Fixed missing assignment for binary clauses (#6148) 
* Added function to select the next variable to split on

* Fixed typo

* Small fixes

* uint -> int

* Fixed missing assignment for binary clauses
 2022-07-11 09:24:03 -07:00
Nikolaj Bjorner
8efa3c8ade introduce notion of beta redex to deal with lambdas in non-extensional positions 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-06-10 17:35:01 -07:00
Nikolaj Bjorner
b9b5377c69 add a way to supress lambdas 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-06-10 14:37:25 -07:00
Nikolaj Bjorner
5db133f875 add a way to supress lambdas 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-06-10 14:35:20 -07:00
Nikolaj Bjorner
51ed13f96a update topological sort to use arrays instead of hash tables, expose Context over Z3Object for programmability 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2022-06-08 06:28:24 -07:00
Nikolaj Bjorner
a1ead5f47d #5986 
add memory limit check to internalize
 2022-04-19 07:31:40 +02:00
Nikolaj Bjorner
3d26b501e7 fix #5827 #5828 2022-02-14 10:31:04 +02:00
Nikolaj Bjorner
a326ad4cd9 flag incomplete on lambdas #5803 2022-01-31 11:54:06 -08:00
Nikolaj Bjorner
592b1d7f65 #5752 2022-01-06 13:32:50 -08:00
Nikolaj Bjorner
52032b9ef8 #5467 2021-10-12 10:16:15 -07:00
Nikolaj Bjorner
4a6083836a call it data instead of c_ptr for approaching C++11 std::vector convention. 2021-04-13 18:17:35 -07:00
Nikolaj Bjorner
1fc9a7ba84 fix regression, fix #5115 2021-03-30 17:43:12 -07:00
Nikolaj Bjorner
648568489c internalize only terms not atoms 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-03-16 06:53:14 -07:00
Nikolaj Bjorner
cb8c6ffafc a pending issue from #4866 
https://github.com/Z3Prover/z3/issues/4866#issuecomment-748658905
 2021-03-16 05:26:13 -07:00
Nikolaj Bjorner
a152bb1e80 remove template Context dependency in every trail object 2021-02-08 15:41:57 -08:00
Nikolaj Bjorner
937b61fc88 fix build, refactor 2021-02-02 05:26:57 -08:00
Nikolaj Bjorner
021bd8a994 sym file 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-12-21 17:08:38 -08:00
Nikolaj Bjorner
e955bd09e5 push equality for #4740 
https://github.com/Z3Prover/z3/issues/4740#issuecomment-711460353
 2020-11-09 13:08:46 -08:00
Nikolaj Bjorner
e962deb557 remove also second hash-table for ALIVE_OPT #4747 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-10-27 00:12:34 -07:00
Nikolaj Bjorner
ba4a218fc0 user propagator fixes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-08-19 19:32:36 -07:00
Nikolaj Bjorner
33d96c1a37 fix #4643 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-08-17 08:33:59 -07:00
Nikolaj Bjorner
ca3ec22b7a handle better cancellation for parallel, switch between cube mode and base level mode in smt.threads, expose parameters to control theory_bv and phase caching 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-08-16 23:29:24 -07:00
Rocco Salvia
3852d4516d
modular Axiom Profiler (#4619) 
* Rocco first commit

* Rocco: clean the log

* Rocco: version 0.1 beta of the causality graph

* Rocco: minimal fix to separate lines

* Rocco: fix the enodes

* Rocco: our trace has to reflect same behaviour of the native trace for what concern used_enodes

* Rocco: disable trace when dummy instantiations

* Rocco: fix to enodes

* Update README.md

* Rocco: remove causality details and add the pattern (trigger)

* Rocco: add ; at the end of the bindings

* Rocco: add triggers as separate trace

* Rocco README file

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Update README.md

* Rocco: bug in tout flush

* Update README.md

* Update README.md

* Rocco: clean code

* Ready for pull request

* Remove commented line bindings

* Add space between // and first char

* Substitute or with || for compatibility; Add space around >
 2020-08-08 12:09:24 -07:00
Nuno Lopes
e079af9d0d
add context::internalize() API that takes multiple expressions at once (#4488) 2020-06-01 11:51:39 -07:00
Nikolaj Bjorner
c424165d94 block deep based on condition for internalization #4192 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-31 13:31:16 -07:00
Nuno Lopes
31e75d1401 minor simplifications 2020-05-31 13:26:27 +01:00
Nikolaj Bjorner
1dcbde4ecb fix #4401 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-19 19:55:39 -07:00
Nikolaj Bjorner
1ce63363ba fix #4400 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-19 15:56:08 -07:00
Nikolaj Bjorner
8be266c18c micro tuning for #4192 2020-05-02 11:03:37 -07:00
Nikolaj Bjorner
799b6131f2 avoid repeated internalization of lambda #4169 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-30 13:24:26 -07:00
Nikolaj Bjorner
7ae20476c2 remove assignments to lambdas, exposed by #4169 2020-04-30 12:35:07 -07:00
Nikolaj Bjorner
b92b6c0fc6 add missing digit axioms 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-19 11:12:37 -07:00
Nikolaj Bjorner
64a0e62648 fix #3699 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-02 21:17:01 -07:00
Nikolaj Bjorner
be3a9b227c fix #3699 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-02 20:35:15 -07:00
Nikolaj Bjorner
ad2e6ff2b4 fix #3607 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-31 12:49:48 -07:00
Nikolaj Bjorner
b8c25ac20b fix #2909 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-25 01:43:20 -07:00
Nikolaj Bjorner
00520041fe fix #3436 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-22 13:02:08 -07:00
Nikolaj Bjorner
894702d600 fix #3301 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-14 14:42:24 -07:00
Nikolaj Bjorner
7452e55698 fix #3190 fix #3168 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-08 12:54:03 +01:00
Nikolaj Bjorner
915ff38f97 fix #3089 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-02-26 09:28:45 -08:00
Nikolaj Bjorner
88374a15d0 build errors/warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-02-07 10:09:10 -08:00
Nikolaj Bjorner
8b23a1701a move flatten functionality to asserted_formulas, sort variables in lut_finder 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-02-06 09:16:23 -08:00