Benchmark
non-incremental/UF/grasshopper/uninstantiated/rec_filter_postcondition_of_rec_filter_24_4.smt2
GRASShopper benchmarks.
Authors: Ruzica Piskac, Thomas Wies, and Damien Zufferey
URL: http://cs.nyu.edu/wies/software/grasshopper
See also: GRASShopper - Complete Heap Verification with Mixed Specifications. In TACAS 2014, pages 124-139.
If this benchmark is satisfiable, GRASShopper reports the following error message:
tests/spl/sl/rec_filter.spl:24:4-26:A postcondition of procedure rec_filter might not hold at this return point
tests/spl/sl/rec_filter.spl:11:10-25:Related location: This is the postcondition that might not hold
| Benchmark |
|---|
| Size | 10417 |
| Compressed Size | 2042 |
| License |
Creative Commons Attribution 4.0 International
(CC-BY-4.0)
|
| Category | crafted |
| First Occurrence | 2014-07-21 |
| Generated By | — |
| Generated On | — |
| Generator | — |
| Dolmen OK | 1 |
| strict Dolmen OK | 1 |
| check-sat calls | 1 |
| Status | unsat |
| Inferred Status | unsat |
| Size | 10409 |
| Compressed Size | 2038 |
| Max. Term Depth | 9 |
| Asserts | 66 |
| Declared Functions | 11 |
| Declared Constants | 34 |
| Declared Sorts | 4 |
| Defined Functions | 0 |
| Defined Recursive Functions | 0 |
| Defined Sorts | 0 |
| Constants | 0 |
| Declared Datatypes | 0 |
Symbols
not | 64 |
or | 39 |
and | 27 |
= | 44 |
forall | 27 |
| | | | | |
Evaluations
| Evaluation |
Rating |
Solver |
Variant |
Result |
Wallclock |
CPU Time |
|
SMT-COMP 2014
|
0.25 (3/4) |
CVC3 |
CVC3 default |
unsat ✅
|
21.75420
|
21.76170
|
| |
CVC4 |
CVC4 f7118b2 default |
unsat ✅
|
8.68253
|
8.67468
|
| |
veriT |
veriT-smtcomp2014 default |
unknown ❌
|
2399.12000
|
2400.08000
|
| |
Z3 |
Z3-4.3.2.a054b099c1d6-x64-debian-6.0.6-SMT-COMP-2014 default |
unsat ✅
|
1.96553
|
1.96470
|
|
SMT-COMP 2015
|
0.25 (3/4) |
CVC3 |
CVC3 default |
unsat ✅
|
17.09040
|
17.09640
|
| |
CVC4 |
CVC4-master-2015-06-15-9b32405-main default |
unsat ✅
|
0.23200
|
0.22897
|
| |
|
CVC4-experimental-2015-06-15-ff5745a-main default |
unsat ✅
|
0.23162
|
0.22896
|
| |
veriT |
veriT default |
unknown ❌
|
2400.01000
|
2400.85000
|
| |
Z3 |
z3 4.4.0 default |
unsat ✅
|
16.62190
|
16.62850
|
|
SMT-COMP 2016
|
0.33 (4/6) |
CVC4 |
CVC4-master-2016-05-27-cfef263-main default |
unsat ✅
|
0.18085
|
0.18119
|
| |
Vampire |
vampire_smt_4.1 vampire_smtcomp |
unsat ✅
|
1.69582
|
2.93411
|
| |
|
vampire_smt_4.1_parallel vampire_smtcomp |
unsat ✅
|
0.99244
|
3.61000
|
| |
veriT |
veriT-dev default |
unsat ✅
|
0.28399
|
0.28431
|
| |
Z3 |
z3-4.4.1 default |
unsat ✅
|
16.32410
|
16.33490
|
|
SMT-COMP 2017
|
0.33 (4/6) |
CVC4 |
CVC4-smtcomp2017-main default |
unsat ✅
|
0.17808
|
0.17767
|
| |
Vampire |
vampire4.2-smt vampire |
unsat ✅
|
3.17680
|
12.32000
|
| |
veriT |
veriT-2017-06-17 default |
unsat ✅
|
3.32878
|
3.32223
|
| |
Z3 |
z3-4.5.0 default |
unsat ✅
|
0.92729
|
0.92606
|
|
SMT-COMP 2018
|
0.33 (4/6) |
CVC4 |
master-2018-06-10-b19c840-competition-default_default |
unsat ✅
|
0.15278
|
0.15297
|
| |
Vampire |
vampire-4.3-smt_vampire_smtcomp |
unsat ✅
|
10.27650
|
40.54000
|
| |
veriT |
veriT_default |
unsat ✅
|
3.44869
|
3.44863
|
| |
Z3 |
z3-4.7.1_default |
unsat ✅
|
6.25756
|
6.25683
|
|
SMT-COMP 2020
|
0.29 (5/7) |
Alt-Ergo |
Alt-Ergo-SMTComp-2020_default |
unsat ✅
|
20.12860
|
79.84000
|
| |
CVC4 |
CVC4-sq-final_default |
unsat ✅
|
0.84766
|
0.84798
|
| |
|
CVC4-2019-06-03-d350fe1-wrapped-sq_default |
unsat ✅
|
0.90487
|
0.90522
|
| |
SMTInterpol |
smtinterpol-2.5-679-gacfde87a_default |
unknown ❌
|
1200.11000
|
1440.09000
|
| |
UltimateEliminator |
UltimateEliminator+MathSAT-5.6.3_s_default |
unknown ❌
|
2.27161
|
3.44033
|
| |
Vampire |
vampire_smt_4.5_vampire_smtcomp |
unsat ✅
|
14.34110
|
56.68000
|
| |
|
vampire-4.3-smt_vampire_smtcomp |
unsat ✅
|
6.30578
|
24.92000
|
| |
veriT |
veriT_default |
unsat ✅
|
0.06196
|
0.06229
|
| |
|
veriT+vite_default |
unsat ✅
|
0.04772
|
0.04806
|
| |
Z3 |
z3-4.8.8_default |
unsat ✅
|
1.48152
|
1.48121
|
|
SMT-COMP 2021
|
0.29 (5/7) |
CVC4 |
CVC4-sq-final_default |
unsat ✅
|
0.48474
|
0.48512
|
| |
iProver |
iProver-v3.5-final-fix2_iProver_SMT |
unsat ✅
|
4.76442
|
17.36680
|
| |
SMTInterpol |
smtinterpol-2.5-823-g881e8631_default |
unknown ❌
|
1200.04000
|
1250.01000
|
| |
UltimateEliminator |
UltimateEliminator+MathSAT-5.6.6_default |
unknown ❌
|
2.95745
|
5.23163
|
| |
Vampire |
vampire_smt_4.6-fixed_vampire_smtcomp |
unsat ✅
|
1.75041
|
6.62000
|
| |
|
vampire_smt_4.5_vampire_smtcomp |
unsat ✅
|
2.98192
|
11.46000
|
| |
veriT |
veriT_default |
unsat ✅
|
0.12858
|
0.12896
|
| |
Z3 |
z3-4.8.11_default |
unsat ✅
|
0.43811
|
0.43808
|
|
SMT-COMP 2025
|
0.40 (3/5) |
cvc5 |
cvc5 |
unsat ✅
|
0.83872
|
0.71828
|
| |
iProver |
iProver v3.9.3 |
unsat ✅
|
13.92850
|
48.53882
|
| |
SMTInterpol |
SMTInterpol |
unknown ❌
|
1201.78735
|
1313.47297
|
| |
UltimateEliminator |
UltimateEliminator+MathSAT |
unknown ❌
|
1.90374
|
4.01267
|
| |
Yices2 |
Yices2 |
unsat ✅
|
2.49168
|
2.36957
|