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Author SHA1 Message Date
Nikolaj Bjorner
46ea054784 merge get_value and get_ivalue that produced different results 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-02 03:55:40 -07:00
Nuno Lopes
fc8193828d minor simplifications to symbol class 2018-07-02 11:43:00 +01:00
Nikolaj Bjorner
0d4b4b30b1 change storage layout of .Net binding Z3_bool to byte to deal with uninitialized memory reads on larger allocation sizes. Bug introduced when switching from defining Z3_bool as int to the bool type from stdbool 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-02 02:58:06 -07:00
Nikolaj Bjorner
2ab0681381 deal with unintialized variable in debug code 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-01 19:34:27 -07:00
Nikolaj Bjorner
b38abf64d7 use expr_ref on mk_concat 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-01 19:30:46 -07:00
Nikolaj Bjorner
8895ed7122 remove unintialized variable 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-01 18:34:02 -07:00
Nikolaj Bjorner
b6054b8406 add has_value utility to retrieve value from solver state 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-01 17:03:58 -07:00
Nikolaj Bjorner
13413d0529 update for int return value 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-01 15:08:16 -07:00
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
fad1e611aa build warnings, updates to reduce-invertible, change is_algebraic tester to use int return type 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-01 12:34:55 -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
Nikolaj Bjorner
b8b70c53fa update invertible tactic 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-01 09:17:20 -07:00
Nikolaj Bjorner
e027622886 updates to invertible tactic 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-30 21:46:29 -07:00
Nikolaj Bjorner
76417fa3b6 fleshing out reduce-invertible tactic 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-30 17:06:56 -07:00
Lev Nachmanson
c554e1723b fixes in theory_lra by Nikolaj 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2018-06-30 13:53:45 -07:00
Nikolaj Bjorner
ac014bef94 outline of invertible reduction 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-30 13:46:29 -07:00
Nikolaj Bjorner
cce3448fd5 workaround for heisenbug behavior with tester 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-30 11:56:01 -07:00
Nikolaj Bjorner
c4d893dfad fix compiler warnings 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-30 06:10:09 -07:00
Nikolaj Bjorner
080bf79fe6
Merge pull request #1705 from trinhmt/master 
created pull from Trinh's seq solver
 2018-06-30 04:53:14 -07:00
Thai Trinh
cd62017afd fixed failures with regression tests 2018-06-30 15:52:20 +08:00
Nikolaj Bjorner
3ad7d59f22 Merge branch 'master' of https://github.com/z3prover/z3 2018-06-29 21:25:21 -07:00
Nikolaj Bjorner
797e576195 unreferenced variable in release mode, spaces 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-29 21:25:08 -07:00
Nikolaj Bjorner
33fc56f686 fix debug 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-29 18:36:43 -07:00
Nikolaj Bjorner
f1d27cd487 workaround non-deterministic behavior of is_irrational_numeral test 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-29 18:16:32 -07:00
Lev Nachmanson
16d4e2f5d1 regression fix 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2018-06-29 16:10:15 -07:00
Lev Nachmanson
4d88818560 fixes in get_lower,get_upper of theory_lra 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2018-06-29 14:38:10 -07:00
Lev Nachmanson
342feeff03 implement get_lower, get_upper in theory_lra.cpp 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2018-06-29 14:17:13 -07:00
Lev Nachmanson
da44ad7e6f added stubs for get_lower/get_upper required by theory_seq 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2018-06-29 13:43:23 -07:00
Lev Nachmanson
f2e878047d avoid a crash in maximize_term when the term var has not been used 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2018-06-29 13:33:31 -07:00
Nikolaj Bjorner
481b177d47 Merge branch 'master' of https://github.com/z3prover/z3 2018-06-29 10:39:25 -07:00
Nikolaj Bjorner
c0694ae33a deal with memory leak during shutdown 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-29 10:39:07 -07:00
Nuno Lopes
bc8cd7ff55 remove a few random mem allocs 2018-06-29 18:34:17 +01:00
Lev Nachmanson
d80f6e3222 regression failures fixes 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2018-06-29 09:57:29 -07:00
Nikolaj Bjorner
cbc5aaad2c strengthen simplification of to_int such that #1608 is handled during pre-processing 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-29 09:44:54 -07:00
Nikolaj Bjorner
1e67717d75 log with unsigned characters to avoid malformed strings as in #1712 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-29 09:11:44 -07:00
Nikolaj Bjorner
7e29cc0b12 Merge branch 'master' of https://github.com/z3prover/z3 2018-06-29 08:52:44 -07:00
Nikolaj Bjorner
c429455f10 visit parameters during occurs count 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-29 08:52:25 -07:00
Lev Nachmanson
4641d5f32d fixes to get z3test.py back on track etc 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2018-06-28 21:30:41 -07:00
Nikolaj Bjorner
3da8fe4136
Merge pull request #1710 from agurfinkel/deep_space 
Deep space
 2018-06-28 16:57:02 -07:00
Lev Nachmanson
40a363d249 Nikolaj's changes in rationals 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2018-06-28 16:22:40 -07:00
Lev Nachmanson
c2f3428373 name change 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2018-06-28 15:02:23 -07:00
Lev Nachmanson
fd8f972cac grammar 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2018-06-28 13:53:38 -07:00
Arie Gurfinkel
9b578083f5 Avoid non-linear arithmetic in qgen 2018-06-28 16:50:43 -04:00
Lev Nachmanson
c986dfe97b change in an SASSERT 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2018-06-28 13:41:59 -07:00
Arie Gurfinkel
5e87d7c4a3 Formatting: move q3 parameters closer together 2018-06-28 15:38:51 -04:00
Arie Gurfinkel
bd63458778 Shuffle assumptions on every call 
Order of assumptions appears to make a huge difference on what lemmas
are discovered. Shuffling the assumptions ensures that the solver
is never stuck with any bad order.
 2018-06-28 15:38:51 -04:00
Arie Gurfinkel
6422fa3739 Fix arithmetic equality solver in qgen 2018-06-28 15:38:51 -04:00
Arie Gurfinkel
41a05e9d58 Add methods to print pob 2018-06-28 15:38:51 -04:00
Arie Gurfinkel
a63e4b48ca Fix order of arguments when normalizing a conjunction 2018-06-28 15:38:51 -04:00
Arie Gurfinkel
a8c9e3a837 Bug fix in qgen 2018-06-28 15:38:50 -04:00