Benchmark
non-incremental/UF/grasshopper/instantiated/split_loop_invariant_81_3.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/sls/sls_merge_sort.spl:81:3-4:An invariant might not be maintained by a loop in procedure split
tests/spl/sls/sls_merge_sort.spl:74:14-63:Related location: This is the loop invariant that might not be maintained
| Benchmark |
|---|
| Size | 13253 |
| Compressed Size | 2207 |
| 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 | 13245 |
| Compressed Size | 2219 |
| Max. Term Depth | 6 |
| Asserts | 74 |
| Declared Functions | 9 |
| Declared Constants | 28 |
| Declared Sorts | 4 |
| Defined Functions | 0 |
| Defined Recursive Functions | 0 |
| Defined Sorts | 0 |
| Constants | 0 |
| Declared Datatypes | 0 |
Symbols
not | 89 |
or | 57 |
and | 42 |
= | 55 |
forall | 34 |
| | | | | |
Evaluations
| Evaluation |
Rating |
Solver |
Variant |
Result |
Wallclock |
CPU Time |
|
SMT-COMP 2014
|
0.25 (3/4) |
CVC3 |
CVC3 default |
unknown ❌
|
4.39838
|
4.38533
|
| |
CVC4 |
CVC4 f7118b2 default |
unsat ✅
|
0.67157
|
0.65890
|
| |
veriT |
veriT-smtcomp2014 default |
unsat ✅
|
0.33282
|
0.32395
|
| |
Z3 |
Z3-4.3.2.a054b099c1d6-x64-debian-6.0.6-SMT-COMP-2014 default |
unsat ✅
|
0.88602
|
0.88487
|
|
SMT-COMP 2015
|
0.25 (3/4) |
CVC3 |
CVC3 default |
unknown ❌
|
3.97762
|
3.97839
|
| |
CVC4 |
CVC4-master-2015-06-15-9b32405-main default |
unsat ✅
|
0.61133
|
0.60791
|
| |
|
CVC4-experimental-2015-06-15-ff5745a-main default |
unsat ✅
|
0.60575
|
0.60291
|
| |
veriT |
veriT default |
unsat ✅
|
0.42023
|
0.41894
|
| |
Z3 |
z3 4.4.0 default |
unsat ✅
|
0.24487
|
0.24496
|
|
SMT-COMP 2016
|
0.33 (4/6) |
CVC4 |
CVC4-master-2016-05-27-cfef263-main default |
unsat ✅
|
0.57399
|
0.57486
|
| |
Vampire |
vampire_smt_4.1 vampire_smtcomp |
unsat ✅
|
2.75785
|
2.77095
|
| |
|
vampire_smt_4.1_parallel vampire_smtcomp |
unsat ✅
|
2.20818
|
8.53253
|
| |
veriT |
veriT-dev default |
unsat ✅
|
0.28758
|
0.28799
|
| |
Z3 |
z3-4.4.1 default |
unsat ✅
|
0.18280
|
0.18405
|
|
SMT-COMP 2017
|
0.33 (4/6) |
CVC4 |
CVC4-smtcomp2017-main default |
unsat ✅
|
0.14684
|
0.14648
|
| |
Vampire |
vampire4.2-smt vampire |
unsat ✅
|
0.70838
|
2.44000
|
| |
veriT |
veriT-2017-06-17 default |
unsat ✅
|
0.10660
|
0.10633
|
| |
Z3 |
z3-4.5.0 default |
unsat ✅
|
0.37939
|
0.37809
|
|
SMT-COMP 2018
|
0.33 (4/6) |
CVC4 |
master-2018-06-10-b19c840-competition-default_default |
unsat ✅
|
0.30721
|
0.30739
|
| |
Vampire |
vampire-4.3-smt_vampire_smtcomp |
unsat ✅
|
2.11354
|
8.27000
|
| |
veriT |
veriT_default |
unsat ✅
|
0.11870
|
0.11886
|
| |
Z3 |
z3-4.7.1_default |
unsat ✅
|
0.45750
|
0.45737
|
|
SMT-COMP 2019
|
0.12 (7/8) |
Alt-Ergo |
Alt-Ergo-SMTComp-2019-wrapped-sq_default |
unsat ✅
|
7.55329
|
29.83000
|
| |
CVC4 |
CVC4-2019-06-03-d350fe1-wrapped-sq_default |
unsat ✅
|
0.53651
|
0.53684
|
| |
|
master-2018-06-10-b19c840-competition-default_default |
unsat ✅
|
0.34887
|
0.34912
|
| |
Par4 |
Par4-wrapped-sq_default |
unsat ✅
|
0.13731
|
0.00566
|
| |
SMTInterpol |
smtinterpol-2.5-514-wrapped-sq_default |
unsat ✅
|
41.92670
|
51.34410
|
| |
UltimateEliminator |
UltimateEliminator+MathSAT-5.5.4-wrapped-sq_default |
unknown ❌
|
2.27699
|
3.42125
|
| |
|
UltimateEliminator+SMTInterpol-wrapped-sq_default |
unknown ❌
|
2.28325
|
3.30912
|
| |
|
UltimateEliminator+Yices-2.6.1-wrapped-sq_default |
unknown ❌
|
2.36499
|
3.36893
|
| |
Vampire |
vampire-4.4-smtcomp-wrapped-sq_default |
unsat ✅
|
6.43833
|
25.28000
|
| |
|
vampire-4.3-smt_vampire_smtcomp |
unsat ✅
|
4.44041
|
17.29000
|
| |
veriT |
veriT-wrapped-sq_default |
unsat ✅
|
0.17520
|
0.17505
|
| |
Z3 |
z3-4.8.4-d6df51951f4c-wrapped-sq_default |
unsat ✅
|
0.13232
|
0.13231
|
|
SMT-COMP 2021
|
0.29 (5/7) |
CVC4 |
CVC4-sq-final_default |
unsat ✅
|
0.34226
|
0.34262
|
| |
iProver |
iProver-v3.5-final-fix2_iProver_SMT |
unsat ✅
|
9.78887
|
37.30000
|
| |
SMTInterpol |
smtinterpol-2.5-823-g881e8631_default |
unknown ❌
|
1200.06000
|
1237.90000
|
| |
UltimateEliminator |
UltimateEliminator+MathSAT-5.6.6_default |
unknown ❌
|
2.80566
|
4.72842
|
| |
Vampire |
vampire_smt_4.6-fixed_vampire_smtcomp |
unsat ✅
|
1.73024
|
6.62000
|
| |
|
vampire_smt_4.5_vampire_smtcomp |
unsat ✅
|
0.47628
|
0.47750
|
| |
veriT |
veriT_default |
unsat ✅
|
0.37833
|
0.37873
|
| |
Z3 |
z3-4.8.11_default |
unsat ✅
|
0.13646
|
0.13440
|
|
SMT-COMP 2024
|
0.25 (3/4) |
cvc5 |
cvc5 |
unsat ✅
|
0.62534
|
0.52570
|
| |
iProver |
iProver v3.9 |
unsat ✅
|
14.91338
|
53.56754
|
| |
SMTInterpol |
SMTInterpol |
unknown ❌
|
1201.72236
|
1232.81554
|
| |
Yices2 |
Yices2 |
unsat ✅
|
0.63036
|
0.53067
|
|
SMT-COMP 2025
|
0.40 (3/5) |
cvc5 |
cvc5 |
unsat ✅
|
1.07159
|
0.94722
|
| |
iProver |
iProver v3.9.3 |
unsat ✅
|
4.91353
|
16.04787
|
| |
SMTInterpol |
SMTInterpol |
unknown ❌
|
1201.38641
|
1238.71064
|
| |
UltimateEliminator |
UltimateEliminator+MathSAT |
unknown ❌
|
1.86998
|
4.00145
|
| |
Yices2 |
Yices2 |
unsat ✅
|
0.98331
|
0.86335
|