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9728 commits 65 branches 52 tags 179 MiB
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2095 commits

Author SHA1 Message Date
Lev
ca3ce964ce work on Gomory cut 
Signed-off-by: Lev <levnach@hotmail.com>
 2018-09-18 13:34:05 -07:00
Nikolaj Bjorner
1a3fe1edd3 merge 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-09-16 13:43:38 -07:00
Nikolaj Bjorner
286126dde9 fix #1828, add self-contained utility to extract arithmetical values for use in theory_seq and theory_str and other theories that access current values assigned to numeric variables 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-09-16 13:31:37 -07:00
Nikolaj Bjorner
78950fde17 initialize solver before parse is invoked. Fixes issue reported by Selsam 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-09-13 19:05:45 -07:00
Nikolaj Bjorner
6ea4aff622 add validation code for cuts, fix missing unit propagation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-09-13 10:47:50 -07:00
Nikolaj Bjorner
4ffd860375 narrowing incorrect lemma generation 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-09-11 11:31:19 -07:00
Nikolaj Bjorner
3bf072557e disable branches when arguments are non-integral #1824 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-09-11 04:14:28 -07:00
Nikolaj Bjorner
b1423e17a1 Merge branch 'master' of https://github.com/z3prover/z3 2018-09-11 03:14:41 -07:00
Nikolaj Bjorner
36a14a354a disable dotnet in ci script. It seems to get turned on even if dotnet bindings are not requested 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-09-11 03:14:31 -07:00
Lev Nachmanson
da20d949c6
Merge pull request #1823 from levnach/bound_vars 
Create special lemmas for "div"
 2018-09-10 18:47:52 -07:00
Nikolaj Bjorner
e818b7bd27 fix #1812 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-09-10 15:15:00 -07:00
Nikolaj Bjorner
a37d05d54b fix #1819 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-09-10 13:53:44 -07:00
Lev Nachmanson
813b906341 do not bound all free vars 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2018-09-10 13:43:29 -07:00
Lev Nachmanson
8068c64cab avoid using not initialized variables in theory_lra 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2018-09-10 11:02:38 -07:00
Nikolaj Bjorner
fae66671d8 fix #1817 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-09-10 08:57:35 -07:00
Nikolaj Bjorner
67a2a26009 fixing bound detection (#86) 
* fixing bound detection

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

* check-idiv bounds

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-09-09 14:26:46 -07:00
Lev Nachmanson
211210338a bound vars 
Signed-off-by: Lev Nachmanson <levnach@hotmail.com>
 2018-09-07 22:00:25 -07:00
Nikolaj Bjorner
2b2f193f2b remove dependency on ARRAYSIZE for issue #1616 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-08-15 22:26:14 -07:00
Nikolaj Bjorner
95963f71f4 fix bug introduced in fix of #1798 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-08-11 17:18:11 -07:00
Nikolaj Bjorner
d270df67f7 Merge branch 'master' of https://github.com/z3prover/z3 2018-08-11 13:33:35 -07:00
Nikolaj Bjorner
8de8c4cade fix #1798 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-08-11 11:41:06 -07:00
Nikolaj Bjorner
a13b6a99d6
Merge pull request #1797 from c-cube/conf-dt-lazy-split 
expose the configuration param for datatype case splits
 2018-08-10 16:09:13 -07:00
Simon Cruanes
0aca1ad4c1 feat(smt/dt): expose the configuration param for datatype case splits 2018-08-10 17:37:23 -05:00
Murphy Berzish
c65dbaea90 z3str3: fix contains-indexof precondition 2018-08-07 15:12:37 -04:00
Murphy Berzish
7a84486df2 Merge branch 'master' into develop 2018-08-07 12:57:02 -04:00
Nikolaj Bjorner
f306f75e36 harness internalization and API for #1776 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-08-02 20:18:27 -07:00
Nikolaj Bjorner
8b08821112 fix #1784, fix #1783 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-08-01 17:31:14 -07:00
Nikolaj Bjorner
77d68409c2 handle null declarations for kind 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-08-01 08:43:32 -07:00
Nikolaj Bjorner
124e963b10 revert bit-resize issues 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-31 16:26:41 -07:00
Nikolaj Bjorner
4b00d6aef2 move mk-bits to mk-var 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-31 16:13:25 -07:00
Nikolaj Bjorner
22a5687e16 supply bits on demand 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-31 15:52:21 -07:00
Nikolaj Bjorner
fdcedee887 hardening pop abuse and exception safety for #1776 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-30 09:56:16 -07:00
Nikolaj Bjorner
13390e2c3a fix #681, unsound propagation of binary equalities. Clean up memory leaks on exit 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-29 12:08:59 -07:00
Nikolaj Bjorner
5509bf248a coallesce lambda/quant tracing 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-29 08:02:56 -07:00
Nikolaj Bjorner
64e570f159 fix #1766 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-29 02:22:28 -07:00
Nikolaj Bjorner
1cb3f7c792 fixing #1520 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-28 18:03:13 -07:00
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
60bb02b709 updates 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-26 15:31:49 +01:00
Nikolaj Bjorner
30330c79a1 Merge branch 'master' of https://github.com/z3prover/z3 2018-07-15 22:36:02 -07:00
Nikolaj Bjorner
d00ffdda82 strengthen filter for specialized tactic conditions, add flag to disable hnf to lp_params 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-15 22:35:47 -07:00
Nikolaj Bjorner
bdd8685146 use params for arguments to Fixedpoint methods 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-13 18:09:30 -07:00
Nikolaj Bjorner
88f4ce68fd fix model generation regression exposed in nightly builds 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-13 13:51:07 -07:00
Nikolaj Bjorner
167969d6c2 remove debug/non-debug difference 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-13 07:52:36 -07:00
Nikolaj Bjorner
f09f1a7524 Merge branch 'master' of https://github.com/z3prover/z3 2018-07-11 08:53:00 -07:00
Nikolaj Bjorner
3a5aebd1d3 tidy model generator 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-11 08:52:57 -07:00
Nikolaj Bjorner
9f2bafbf10 tidy model generator 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-11 08:52:13 -07:00
Nikolaj Bjorner
e39107c682 turn lemma-id into an attribute on the cotext 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-10 21:26:51 -07:00
Nikolaj Bjorner
5e5f46f0f8 handle cancelation from nra_solver gracefully 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-10 17:34:45 -07:00
Nikolaj Bjorner
0170a9772a expose methods for dumping T-lemmas from theory_lra 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-10 16:44:48 -07:00
Nikolaj Bjorner
fc4627a24f force the new arithmetic solver for QF_LIA 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-07-09 16:33:48 -07:00