Benchmark
non-incremental/UFLIA/grasshopper/uninstantiated/merge_loop_invariant_62_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_strand_sort.spl:62:3-4:An invariant might not be maintained by a loop in procedure merge
tests/spl/sls/sls_strand_sort.spl:50:15:Related location: This is the loop invariant that might not be maintained
| Benchmark |
|---|
| Size | 28320 |
| Compressed Size | 3518 |
| 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 | 28312 |
| Compressed Size | 3532 |
| Max. Term Depth | 10 |
| Asserts | 103 |
| Declared Functions | 14 |
| Declared Constants | 78 |
| Declared Sorts | 6 |
| Defined Functions | 0 |
| Defined Recursive Functions | 0 |
| Defined Sorts | 0 |
| Constants | 0 |
| Declared Datatypes | 0 |
Symbols
not | 149 |
or | 96 |
and | 81 |
= | 112 |
forall | 44 |
<= | 24 |
> | 2 |
| |
Evaluations
| Evaluation |
Rating |
Solver |
Variant |
Result |
Wallclock |
CPU Time |
|
SMT-COMP 2014
|
0.50 (2/4) |
CVC3 |
CVC3 default |
unknown ❌
|
0.01673
|
0.00800
|
| |
CVC4 |
CVC4 f7118b2 default |
unsat ✅
|
40.94380
|
40.93380
|
| |
veriT |
veriT-smtcomp2014 default |
unknown ❌
|
145.56100
|
145.58900
|
| |
Z3 |
Z3-4.3.2.a054b099c1d6-x64-debian-6.0.6-SMT-COMP-2014 default |
unsat ✅
|
13.11420
|
13.11200
|
|
SMT-COMP 2015
|
0.25 (3/4) |
CVC3 |
CVC3 default |
unknown ❌
|
0.00859
|
0.00800
|
| |
CVC4 |
CVC4-master-2015-06-15-9b32405-main default |
unsat ✅
|
21.20250
|
21.20680
|
| |
|
CVC4-experimental-2015-06-15-ff5745a-main default |
unsat ✅
|
21.20640
|
21.20780
|
| |
veriT |
veriT default |
unsat ✅
|
59.74220
|
59.75190
|
| |
Z3 |
z3 4.4.0 default |
unsat ✅
|
188.51500
|
188.59400
|
|
SMT-COMP 2016
|
0.25 (3/4) |
CVC4 |
CVC4-master-2016-05-27-cfef263-main default |
unsat ✅
|
20.11640
|
20.12760
|
| |
Vampire |
vampire_smt_4.1 vampire_smtcomp |
unsat ✅
|
0.05014
|
0.04619
|
| |
|
vampire_smt_4.1_parallel vampire_smtcomp |
unsat ✅
|
0.09412
|
0.04772
|
| |
veriT |
veriT-dev default |
unsat ✅
|
12.16870
|
12.17550
|
| |
Z3 |
z3-4.4.1 default |
unknown ❌
|
2400.02000
|
2401.30000
|
|
SMT-COMP 2017
|
|
CVC4 |
CVC4-smtcomp2017-main default |
unsat ✅
|
20.36840
|
20.36410
|
| |
Vampire |
vampire4.2-smt vampire |
unsat ✅
|
0.05035
|
0.05013
|
| |
veriT |
veriT-2017-06-17 default |
unsat ✅
|
42.28650
|
42.28000
|
| |
Z3 |
z3-4.5.0 default |
unsat ✅
|
149.73800
|
149.72400
|
|
SMT-COMP 2018
|
|
CVC4 |
master-2018-06-10-b19c840-competition-default_default |
unsat ✅
|
30.88410
|
30.87600
|
| |
Vampire |
vampire-4.3-smt_vampire_smtcomp |
unsat ✅
|
0.20325
|
0.34265
|
| |
veriT |
veriT_default |
unsat ✅
|
346.96900
|
346.91200
|
| |
Z3 |
z3-4.7.1_default |
unsat ✅
|
74.78560
|
74.77610
|
|
SMT-COMP 2019
|
0.38 (5/8) |
Alt-Ergo |
Alt-Ergo-SMTComp-2019-wrapped-sq_default |
unsat ✅
|
562.96400
|
2235.92000
|
| |
CVC4 |
CVC4-2019-06-03-d350fe1-wrapped-sq_default |
unsat ✅
|
62.53450
|
62.25550
|
| |
|
master-2018-06-10-b19c840-competition-default_default |
unsat ✅
|
33.09330
|
33.07120
|
| |
Par4 |
Par4-wrapped-sq_default |
unsat ✅
|
33.37320
|
99.71000
|
| |
SMTInterpol |
smtinterpol-2.5-514-wrapped-sq_default |
unknown ❌
|
2400.02000
|
2638.18000
|
| |
UltimateEliminator |
UltimateEliminator+MathSAT-5.5.4-wrapped-sq_default |
unknown ❌
|
2.39926
|
3.41148
|
| |
|
UltimateEliminator+SMTInterpol-wrapped-sq_default |
unknown ❌
|
2.28149
|
3.35624
|
| |
|
UltimateEliminator+Yices-2.6.1-wrapped-sq_default |
unknown ❌
|
2.24697
|
3.45295
|
| |
Vampire |
vampire-4.4-smtcomp-wrapped-sq_default |
unsat ✅
|
0.19992
|
0.11264
|
| |
veriT |
veriT-wrapped-sq_default |
unsat ✅
|
68.42300
|
68.41920
|
| |
Z3 |
z3-4.8.4-d6df51951f4c-wrapped-sq_default |
unknown ❌
|
2400.10000
|
2399.93000
|
|
SMT-COMP 2021
|
0.25 (6/8) |
CVC4 |
CVC4-sq-final_default |
unsat ✅
|
32.27590
|
32.17050
|
| |
cvc5 |
cvc5-fixed_default |
unsat ✅
|
31.27920
|
31.27950
|
| |
Par4 |
Par4-wrapped-sq_default |
unsat ✅
|
10.10680
|
30.17000
|
| |
SMTInterpol |
smtinterpol-2.5-823-g881e8631_default |
unknown ❌
|
1200.10000
|
1236.26000
|
| |
UltimateEliminator |
UltimateEliminator+MathSAT-5.6.6_default |
unknown ❌
|
2.86096
|
5.11535
|
| |
Vampire |
vampire_smt_4.6-fixed_vampire_smtcomp |
unsat ✅
|
0.14059
|
0.08421
|
| |
|
vampire_smt_4.5_vampire_smtcomp |
unsat ✅
|
0.06877
|
0.05998
|
| |
veriT |
veriT_default |
unsat ✅
|
19.79030
|
19.79190
|
| |
Z3 |
z3-4.8.11_default |
unknown ❌
|
1200.02000
|
1199.76000
|
| |
|
z3-4.8.8_default |
unsat ✅
|
10.69200
|
10.69160
|
|
SMT-COMP 2022
|
0.17 (5/6) |
CVC4 |
CVC4-sq-final_default |
unsat ✅
|
30.19970
|
30.19700
|
| |
cvc5 |
cvc5-default-2022-07-02-b15e116-wrapped_sq |
unsat ✅
|
30.23580
|
30.23200
|
| |
UltimateEliminator |
UltimateEliminator+MathSAT-5.6.7-wrapped_default |
unknown ❌
|
3.04777
|
5.20876
|
| |
Vampire |
vampire_4.7_smt_fix-wrapped_vampire_smtcomp |
unsat ✅
|
0.07204
|
0.07225
|
| |
veriT |
veriT_default |
unsat ✅
|
33.42140
|
33.40600
|
| |
Z3 |
z3-4.8.17_default |
unsat ✅
|
7.07310
|
7.07491
|
|
SMT-COMP 2024
|
|
cvc5 |
cvc5 |
unsat ✅
|
30.39224
|
30.27225
|
| |
iProver |
iProver v3.9 |
unsat ✅
|
1.37080
|
4.10045
|
| |
SMTInterpol |
SMTInterpol |
unsat ✅
|
582.25860
|
617.31403
|
|
SMT-COMP 2025
|
0.50 (2/4) |
cvc5 |
cvc5 |
unsat ✅
|
30.65199
|
30.51709
|
| |
iProver |
iProver v3.9.3 |
unsat ✅
|
1.38812
|
3.74084
|
| |
SMTInterpol |
SMTInterpol |
unknown ❌
|
1201.48995
|
1334.48610
|
| |
UltimateEliminator |
UltimateEliminator+MathSAT |
unknown ❌
|
1.90816
|
3.87822
|