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Code Activity
9270 commits 24 branches 48 tags 158 MiB
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746 commits

Author SHA1 Message Date
Nikolaj Bjorner
c81f25a1c8 fix build issue 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-17 09:59:03 -07:00
Nikolaj Bjorner
035baf7cb9 align use of spaces before for/if/while 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-17 09:43:40 -07:00
Arie Gurfinkel
4204b6ede2 Switch rest of spacer to new model API and remove mev_util 2018-06-16 14:40:17 -07:00
Arie Gurfinkel
a222b6d41f Switch reach_fact to new model API 2018-06-16 14:17:33 -07:00
Arie Gurfinkel
f226c6682b Switched derivation to new model API 2018-06-16 14:09:24 -07:00
Arie Gurfinkel
5e65b37f25 Switch spacer::qe_project to new model API 2018-06-16 13:58:58 -07:00
Arie Gurfinkel
fffc8489bf Switched compute_implicant_literals to use new model API 2018-06-16 13:43:30 -07:00
Nikolaj Bjorner
caca07c85f fix path to moved header file 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-15 15:28:18 -07:00
Nikolaj Bjorner
b6c43f6143 move files for build script 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-15 15:13:55 -07:00
Nikolaj Bjorner
6fc08e9c9f Merge branch 'master' of https://github.com/z3prover/z3 2018-06-15 14:58:10 -07:00
Nikolaj Bjorner
a51d6cbcbc debug model evaluator 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-15 14:58:02 -07:00
Arie Gurfinkel
9109968e55 Cleanup fixedpoint options 
Replace pdr options with spacer
Repace fixedpoint module with fp
 2018-06-14 16:08:52 -07:00
Arie Gurfinkel
619f681d28 Fix bug in iuc_solver::get_unsat_core() that prevented clean cores 2018-06-14 16:08:52 -07:00
Arie Gurfinkel
d38879e478 Renamed spacer options 2018-06-14 16:08:52 -07:00
Nikolaj Bjorner
74621e0b7d first eufi example running 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-14 16:08:52 -07:00
Nikolaj Bjorner
9a0406d181 replace app by expr 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-14 16:08:52 -07:00
Nikolaj Bjorner
2e44850df9 move term graph closer to qe 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
4a2eb909bf Re-fixing a bug in compute_implicant_literals() 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
8445e2a7a2 Fix bug in weak abs 
Must ensure that weak model makes all summaries true. Otherwise,
it is possible to get stuck discovering the same lemma forever.
 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
df7ab0e496 pred_transformer: factor rule bookkeeping to a separate class 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
4099f31f4f Fix refutation generation 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
18e3c7b13d Fix bug introduced by formatting 2018-06-14 16:08:51 -07:00
Nikolaj Bjorner
f3466bb3e4 tidy 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-14 16:08:51 -07:00
Nikolaj Bjorner
1920450f98 throttle ite-blasting 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
1f0fd38c99 ground sat refutation from spacer (wip) 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
0534b72c4d sort hypotheses 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
c5fb1c1223 Use vector instead of a hashtable to represent a set 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
e84ca25f05 Check whether one proof node is an ancestor of another on-demand 
Instead of pre-computing sets
 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
a40e0dce0c proof_utils: use expr_mark instead of hashtable 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
2a6b694373 Imrove hypothesis_reducer 2018-06-14 16:08:51 -07:00
Nikolaj Bjorner
4b2196f114 nits 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-14 16:08:51 -07:00
Nikolaj Bjorner
6adaed718f remove pdr 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
cefdb8c01d Use reachable cache 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
9fef466c63 Respect children order in spacer/pdr 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
f74ca2f0c0 Fix caching bug in mbc 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
54add824e9 Debug print 2018-06-14 16:08:51 -07:00
Nikolaj Bjorner
c3fb863ad1 formatting/reviewing 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
d2ae3b4025 Create children for pdr in spacer 
This is first working version of gpdr strategy. Passes one test.
 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
e1a45671b3 Cleanup spacer options 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
1994f1d7e4 Cleanup of spacer options 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
cb683389f6 spacer::context: Factor params into udpt_params 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
521392a8f1 First partially working pdr strategy in spacer 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
ab5f579d0b Comments in pdr_context.cpp 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
ece2e53c98 Ported model_search and model_node from pdr into spacer 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
478d7c790e mbc: moved code under get_subst() 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
e860e4d045 Bug fix for quantified pob generation 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
2a243d38d1 Model based Cartesian decomposition 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
3178f7f86d Add random order of children in spacer 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
5756871738 Always attempt to eliminate all existential variables 
Sometimes variables that cannot be eliminated in one context, can be
eliminated in the other. Pass all available variables to MBP to be
eliminated if possible
 2018-06-14 16:08:51 -07:00
Arie Gurfinkel
7396ad72ab Give up when a lemma is re-discovered too many times 2018-06-14 16:08:51 -07:00