Arie Gurfinkel
649bab2f58
Rename itp_solver into iuc_solver
...
IUC stands for Interpolanted UNSAT Core
2018-06-14 16:08:48 -07:00
Arie Gurfinkel
39bdecf9c2
Minor code cleanup
2018-06-14 16:08:48 -07:00
Arie Gurfinkel
7c727ee922
Fix compiler warnings
2018-06-14 16:08:48 -07:00
Bernhard Gleiss
85c58e344c
Add option to use old_hyp_reducer
2018-06-14 16:08:48 -07:00
Arie Gurfinkel
f0f75d5254
Wire in arith-axiom-reducer
2018-06-14 16:08:48 -07:00
Bernhard Gleiss
0f25e9e831
Moved farkas stats printing to before and after the hyp-reduction
2018-06-14 16:08:48 -07:00
Arie Gurfinkel
df2eb771ef
Fix in spacer_itp_solver: use pr.get() instead of get_proof()
2018-06-14 16:08:48 -07:00
Arie Gurfinkel
56114a5f6d
Refactor iuc_proof as a separate class
...
This also adds DOT printing support to interpolating proofs
(color for different parts)
iuc_proof is a proof used for IUC computation
2018-06-14 16:08:48 -07:00
Bernhard Gleiss
25fad153d1
added option fixedpoint.spacer.iuc.debug_proof to debug proof which is used for generation of iuc
2018-06-14 16:08:47 -07:00
Bernhard Gleiss
c3a66217e1
improved options for IUC computation
2018-06-14 16:08:47 -07:00
Bernhard Gleiss
370667722d
New option fixedpoint.spacer.print_farkas_stats
...
Prints the number of Farkas lemmas in each proof
2018-06-14 16:08:47 -07:00
Bernhard Gleiss
00a99f01b4
improved options for IUC computation
2018-06-14 16:08:47 -07:00
Bernhard Gleiss
fba995294d
refactored options regarding farkas lemma handling
2018-06-14 16:08:47 -07:00
Bernhard Gleiss
56fcb8e6fd
added option fixedpoint.spacer.print_farkas_stats to print number of Farkas lemmas in each proof
2018-06-14 16:08:47 -07:00
Bruce Mitchener
76eb7b9ede
Use nullptr.
2018-02-12 14:05:55 +07:00
Arie Gurfinkel
ecd85b314c
more includes
2017-07-31 22:51:28 -04:00
Arie Gurfinkel
5b9bf74787
Spacer engine for HORN logic
...
The algorithms implemented in the engine are described in the following papers
Anvesh Komuravelli, Nikolaj Bjørner, Arie Gurfinkel, Kenneth L. McMillan:
Compositional Verification of Procedural Programs using Horn Clauses over Integers and Arrays. FMCAD 2015: 89-96
Nikolaj Bjørner, Arie Gurfinkel:
Property Directed Polyhedral Abstraction. VMCAI 2015: 263-281
Anvesh Komuravelli, Arie Gurfinkel, Sagar Chaki:
SMT-Based Model Checking for Recursive Programs. CAV 2014: 17-34
2017-07-31 17:02:29 -04:00
