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181 commits

Author SHA1 Message Date
Nikolaj Bjorner cce27ff65f fix #3976 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-15 07:53:46 -07:00
Nikolaj Bjorner fe7146d93b fix #3913 - change assumption tracking to be granular based on disabled guards 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-13 19:06:12 -07:00
Nikolaj Bjorner 97af74d8cb fix #3917 remove non-native mode for recfun 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-04-11 14:19:26 -07:00
Lev Nachmanson 6d12540ceb set arith.solver=6 by default 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-04-06 17:38:17 -07:00
Lev Nachmanson 4792ee8110 revert the default arith.solver=2 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-04-06 17:31:56 -07:00
Lev Nachmanson 80994f74bf redirect to the new solver 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-04-06 17:31:56 -07:00
Lev Nachmanson 907d310600 get rid of arith.nla parameter 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-27 14:33:40 -07:00
Lev Nachmanson f9151a7a8e correct the default options: smt.arith.nla=False 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-27 13:55:23 -07:00
Lev Nachmanson b34f841421 setting the old defaul options for nla 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-25 19:43:55 -07:00
Lev Nachmanson ab92c20106 add option branch_flip to lp_settings 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-25 19:43:55 -07:00
Lev Nachmanson 762f265616 merge with master 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-03-25 19:43:55 -07:00
Nikolaj Bjorner 611c14844d fix #3194, remove euclidean solver 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-03-08 16:05:13 +01:00
Nikolaj Bjorner d02d90dab2 add assert to catch bad lemmas 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-02-11 20:00:48 -08:00
Nikolaj Bjorner 1371526062 fix build break 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-02-10 16:15:21 -08:00
Lev Nachmanson ad55f61580 roll back the defaults of invoking the nla_solver 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-02-10 13:35:33 -08:00
Lev Nachmanson 26eb23c05b move lp_params to smt_params_helper 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-02-10 11:25:54 -08:00
Lev Nachmanson 514c3d7a3b move the content of nla_params.pyg to smt_params_helper.pyg 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-02-10 11:08:35 -08:00
Lev Nachmanson e2514a2b19 make nla_solver the default 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2020-02-10 10:22:05 -08:00
Murphy Berzish cf3f271f5b z3str3: add smt.str.fixed_length_naive_cex option for naive length-based counterexamples 2020-02-06 21:43:23 -08:00
Murphy Berzish faf3934749 z3str3: add bitvector model construction algorithm 2020-02-06 21:43:23 -08:00
Nikolaj Bjorner 74fc8cfde7 combine PS_THEORY with cache on/off mode 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-02-01 09:50:00 -08:00
Nikolaj Bjorner 5f2720562b adding threads to smt core 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-01-31 17:08:53 -08:00
Nikolaj Bjorner ce0ccc2e9e fix #2860 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2020-01-24 16:33:57 -06:00
Nikolaj Bjorner a257ec0cc1 build warnings #2748 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-28 15:36:54 -08:00
Nikolaj Bjorner cb600a9329 consolidate model.compact and model_compress #2704 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-15 11:07:08 -08:00
Nikolaj Bjorner 1e0c1cefd6 add definitions for under-specified cases of arithmetic operators #2663 #2676 #2679 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-11-06 18:24:22 +01:00
Nikolaj Bjorner ca7d066c4e fix #2624 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-10-10 19:20:02 -07:00
Nikolaj Bjorner 9fa9aa09ff fix #2468, adding assignment phase heuristic 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-08-10 15:25:05 -07:00
Nikolaj Bjorner e0a44894cf purge smt.timeout, use timeout instead to control solver timing #2354 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-06-21 16:56:24 +02:00
Nikolaj Bjorner 48fc3d752e add clause proof module, small improvements to bapa 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-05-30 15:49:19 -07:00
Nikolaj Bjorner 4ede0d9ec1 commas 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-05-09 10:16:25 +02:00
Nikolaj Bjorner cbbb77bf2c allow for string solver none and empty for #2268 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-05-07 02:32:39 +02:00
Nikolaj Bjorner 4159b987ce purge unused code from theory_pb, fix bug reported by Mark Dunlop 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2019-01-13 03:23:57 -08:00
Nikolaj Bjorner 80acf8ed79 add recfuns to model 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-10-27 13:26:32 -05:00
Nikolaj Bjorner aa6e1badf2 recfun 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-10-23 08:16:26 -07:00
Nikolaj Bjorner 5c80b142c5 fix build 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-10-22 07:22:58 -07:00
Nikolaj Bjorner 66f2a7636b depth 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-10-22 04:59:51 -07:00
Nikolaj Bjorner b5676413e4 recfun 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-10-21 18:25:27 -07:00
Nikolaj Bjorner ccca063e54 Merge branch 'master' of https://github.com/Z3Prover/z3 into csp 2018-10-21 12:26:53 -07:00
Nikolaj Bjorner 6e41b853f7 remove case-pred and depth-limit classes 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-10-21 12:25:57 -07:00
Florian Pigorsch 326bf401b9 Fix some spelling errors (mostly in comments). 2018-10-20 17:07:41 +02:00
Nikolaj Bjorner c7d0d4e191 add c-cube's recursive function theory 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-10-17 04:56:58 -07:00
Simon Cruanes 0aca1ad4c1 feat(smt/dt): expose the configuration param for datatype case splits 2018-08-10 17:37:23 -05:00
Nikolaj Bjorner d74978c277 fix #1762, #1764, #1768 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-26 20:29:26 +01:00
Nikolaj Bjorner 593a6e5139 update smt_setup and default parameters to only use new solver consveratively 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-01 12:52:50 -07:00
Nikolaj Bjorner 5a2a8d7d5c
Merge pull request #1715 from levnach/master 
merge lar_solver/int_solver
 2018-07-01 12:20:02 -07:00
Thai Trinh cd62017afd fixed failures with regression tests 2018-06-30 15:52:20 +08:00
Lev Nachmanson 9ba4026bc6 avoid going creating hnf_cuts if all involved vars have integral values 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

add explanations to hnf cuts

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

nits and virtual methods (#68)

* local

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* virtual method in bound propagator

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

cleanup from std::cout

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

handle the case when the number of terms is greater than the number of variables in hnf

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

method name's fix

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

restore hnf_cutter to work with m_row_count <= m_column_count

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

tune addition of rational numbers (#70)

* log quantifiers only if present

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* merge and fix some warnings

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* set new arith as default for LIA

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* local

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* virtual method in bound propagator

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* prepare for mixed integer-real

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* fix default tactic usage

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

give shorter explanations, call hnf only when have a not integral var

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

overhaul of mpq (#71)

* log quantifiers only if present

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* merge and fix some warnings

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* set new arith as default for LIA

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* local

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* virtual method in bound propagator

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* prepare for mixed integer-real

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* fix default tactic usage

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* overhaul of mpz/mpq

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* disabled temporary setting

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* remove prints

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

fix for 32 bit build (#72)

* log quantifiers only if present

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* merge and fix some warnings

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* set new arith as default for LIA

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* local

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* virtual method in bound propagator

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* prepare for mixed integer-real

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* fix default tactic usage

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* overhaul of mpz/mpq

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* disabled temporary setting

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* remove prints

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* customize for 64 bit

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

yes (#74)

* log quantifiers only if present

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* merge and fix some warnings

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* set new arith as default for LIA

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* local

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* virtual method in bound propagator

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* prepare for mixed integer-real

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* fix default tactic usage

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* overhaul of mpz/mpq

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* disabled temporary setting

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* remove prints

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* customize for 64 bit

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* customize for 64 bit

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* more refactor

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

fix the merge

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

fixes in maximize_term untested

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

fix compilation (#75)

* log quantifiers only if present

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* merge and fix some warnings

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* set new arith as default for LIA

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* local

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* virtual method in bound propagator

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* prepare for mixed integer-real

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* fix default tactic usage

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* overhaul of mpz/mpq

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* disabled temporary setting

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* remove prints

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* customize for 64 bit

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* customize for 64 bit

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* more refactor

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* merge

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* relax check

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* change for gcc

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* merge

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-27 12:16:58 -07:00
Lev Nachmanson 9be49ff6ff add cancel to hnf_cutter 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>

exit earlier on a large matrix in hnf_cutter

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

call hnf only for the boundary points

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

fix a bug in hnf_cutter initialization

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

initialize has_bounds in lar_solver::get_equality_for_term_on_corrent_x

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

initialize has_bounds in lar_solver::get_equality_for_term_on_corrent_x

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

initialize has_bounds in lar_solver::get_equality_for_term_on_corrent_x

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

initialize has_bounds in lar_solver::get_equality_for_term_on_corrent_x

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

fixes in determinant_of_rectangular_matrix calculations

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

changes in debug code

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

init m_hnf_cut_period from globals settings

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

fix some warnings

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

Lev2 (#66)

* log quantifiers only if present

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* merge and fix some warnings

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

remove a comment

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

simplify gomory cut return's logic

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

simplify uniformly int_solver::check()

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

making new arith solver default for LIA (#67)

* log quantifiers only if present

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* merge and fix some warnings

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

* set new arith as default for LIA

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

remove chase_cut_solver

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

remove integer_domain

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

restore call for find_cube()

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

remove a method

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

remove some debug code

Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2018-06-27 11:54:10 -07:00
trinhmt 54a9482716
Merge pull request #8 from Z3Prover/master 
merge with Z3Prover/z3
 2018-06-27 18:10:54 +08:00