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15588 commits 24 branches 48 tags 158 MiB
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188 commits

Author SHA1 Message Date
Nikolaj Bjorner
845ba7a11e use a large delay for nlsat 2021-03-14 19:14:44 -07:00
Nikolaj Bjorner
8412ecbdbf fixes to new solver, add mode for using nlsat solver eagerly from nla_core 2021-03-14 13:57:04 -07:00
Nikolaj Bjorner
78f4513441 na 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-03-13 06:19:31 -08:00
Nikolaj Bjorner
857557ad93 deal with compiler warnings 2021-03-08 20:39:19 -08:00
Nikolaj Bjorner
c6eb55537a Throttle nra solver when progress is being made by linearization 2021-02-26 11:14:24 -08:00
Nikolaj Bjorner
6f346bf804 fix build break 2021-01-31 22:56:42 -08:00
Nikolaj Bjorner
33525007ab try #4984 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2021-01-31 22:15:00 -08:00
Nikolaj Bjorner
372e5ca569 fixes in new solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-12-25 11:19:31 -08:00
Nikolaj Bjorner
21c626e3ee fix bound miss-computation, include sporadic nra check for #4913 2020-12-24 03:22:43 -08:00
Nikolaj Bjorner
8546cf97d7 on #4702 
Add weighting function to cycle more fairly through nla solvers.
Handles anomaly from 5361721/pero.txt
 2020-12-24 03:07:25 -08:00
Nikolaj Bjorner
a72856111b add destination to custom command 2020-12-21 11:42:04 -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
Lev Nachmanson
25724401cf
Perf branch (#4710) 
* avoid creating rows with  all but one fixed columns

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* pb

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* once in a while flip bounds of boxed variables during move_nbasic_to_bounds

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* flip rarely

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* flip rarely

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* flip rarely

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* return an empty model when lar_solver is not ready

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* randomly change bounded base var on demand only

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* randomly change bounded base var on demand only

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-09-25 17:47:29 -07:00
Nikolaj Bjorner
84390575e2 fix #4624 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-08-12 10:15:09 -07:00
Nikolaj Bjorner
71a32f5bb2 remove unused 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-07-22 11:38:27 -07:00
Nikolaj Bjorner
eaffe46468 revert debug changes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-06-28 10:27:47 -07:00
Nikolaj Bjorner
9a642215eb avoid infinite loop between is-nullable and mk-bool-app 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-06-28 10:27:47 -07:00
Nikolaj Bjorner
5ee9edf46b fix incorrect bound in order-lemma 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-06-13 14:28:42 -07:00
Lev Nachmanson
110ab5e6ef debug cheap_eqs 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-06-12 22:11:11 -07:00
Nikolaj Bjorner
2613f74baa fix #4494 2020-06-11 00:05:19 -07:00
Lev Nachmanson
c967b4aead more efficient patching 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-31 20:20:49 -07:00
Lev Nachmanson
c355ee025a fix bugs in patching 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-31 20:20:49 -07:00
Lev Nachmanson
e7bb8e57cb fixes in patch blocking 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-31 20:20:49 -07:00
Lev Nachmanson
91d9b0319e toward full patching in nl 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-31 20:20:49 -07:00
Lev Nachmanson
c58bd3105b adding more aggressive patching in nl 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-31 20:20:49 -07:00
Lev Nachmanson
6a5579341d add restore_patched_values 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-31 20:20:49 -07:00
Lev Nachmanson
47d5515b78 change try_patch to a template 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-31 20:20:49 -07:00
Lev Nachmanson
2de79be31b change try_patch to a template 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-31 20:20:49 -07:00
Lev Nachmanson
b84585beeb more aggressive patching 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-31 20:20:49 -07:00
Lev Nachmanson
2710afbea1 change try_patch to a template 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-31 20:20:49 -07:00
Lev Nachmanson
18016a7100 rename 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-31 20:20:49 -07:00
Nikolaj Bjorner
ea1f50b77e simplify extended contains patterns 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-28 19:11:29 -07:00
Lev Nachmanson
caa384f6c9 make m_inf_set private and cosmetic improvements in nla patching 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-26 12:44:47 -07:00
Lev Nachmanson
bfd2407e0f
Debug (#4415) 
* fix it explanation.h

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* fix explanation.h

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* add options to run bound propagation on monomials etc.

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-21 09:55:01 -07:00
Lev Nachmanson
af2f74c05f
smarter explanation.h (#4385) 
* smarter explanation.h

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* clean explanation API

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* suppress warnings

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* disable the warnings

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-19 12:38:44 -07:00
Nikolaj Bjorner
90f5595067 fix order lemma bug see 30ce6f20f2 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-15 15:38:55 -07:00
Nikolaj Bjorner
31a96b3afa review of monotonicity lemma 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-15 15:16:46 -07:00
Lev Nachmanson
01279582ff move nla stats to nla_core 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-15 12:58:34 -07:00
Lev Nachmanson
82fd2a062d make calling nra from nla optional 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-15 12:16:40 -07:00
Lev Nachmanson
08940cff8f comment out the call to nra_solver 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-15 11:26:40 -07:00
Nikolaj Bjorner
9c9fe712ad disable nra in master 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-15 10:36:53 -07:00
Lev Nachmanson
6a4062809d
Nra add term (#4331) 
* n

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* do not create assumptions

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* disable nra_solver

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-15 10:35:42 -07:00
Nikolaj Bjorner
146fd77e0f pretty print 2020-05-15 10:12:06 -07:00
Nikolaj Bjorner
4e51633e6f adding monomial bounds 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-13 18:45:47 -07:00
Lev Nachmanson
bdecbe4ed7 remove a duplicate method 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-05-13 15:38:20 -07:00
Nikolaj Bjorner
fff1426556 remove unreferenced label 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-13 13:54:47 -07:00
Lev Nachmanson
6b28973799
nla review (#4321) 
* simplify the nla_solver interface

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* more simplifications

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* init m_use_nra_model

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* work on NSB comments

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* work on NSB comments

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

Co-authored-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-13 13:52:42 -07:00
Nikolaj Bjorner
8b546867f0 move lemma creation into nra_solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-12 19:47:29 -07:00
Lev Nachmanson
b2dc21b107
simplify the nla_solver interface (#4312) 
* simplify the nla_solver interface

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* more simplifications

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

* init m_use_nra_model

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

Co-authored-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-12 19:34:03 -07:00
Nikolaj Bjorner
be1a1dd7c2 add stubs 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-05-12 17:36:46 -07:00