Benchmark
non-incremental/QF_NRA/20200911-Pine/1599122161615591000.smt2
These benchmarks were generated while developing the tool Pine [1], which uses
CVC4/Z3 to check inductiveness of invariants. The work is described in [2].
[1] https://github.com/izycheva/pine
[2] A.Izycheva, E.Darulova, H.Seidl, SAS'20, "Counterexample- and Simulation-Guided Floating-Point Loop Invariant Synthesis"
Loop:
u' := u + 0.01 * v
v' := v + 0.01 * (-0.5 * v - 9.81 * u)
Input ranges:
u in [0.0,0.0]
v in [2.0,3.0]
Invariant:
-0.92*u + 0.15*v + 1.0*u^2 + -0.1*u*v + 0.07*v^2 <= 1.12
and
u in [-0.5,1.7]
v in [-5.1,3.0]
Query: Loop and Invariant and not Invariant'
| Benchmark |
|---|
| Size | 1919 |
| Compressed Size | 929 |
| License |
Creative Commons Attribution 4.0 International
(CC-BY-4.0)
|
| Category | industrial |
| First Occurrence | 2021-07-18 |
| Generated By | Anastasiia Izycheva, Eva Darulova |
| Generated On | 2020-09-11 00:00:00 |
| Generator | Pine (using Z3 Python API) |
| Dolmen OK | 1 |
| strict Dolmen OK | 1 |
| check-sat calls | 1 |
| Status | unknown |
| Inferred Status | sat |
| Size | 1911 |
| Compressed Size | 942 |
| Max. Term Depth | 16 |
| Asserts | 1 |
| Declared Functions | 0 |
| Declared Constants | 4 |
| Declared Sorts | 0 |
| Defined Functions | 0 |
| Defined Recursive Functions | 0 |
| Defined Sorts | 0 |
| Constants | 0 |
| Declared Datatypes | 0 |
Symbols
not | 1 |
and | 6 |
= | 2 |
let | 8 |
/ | 20 |
+ | 10 |
- | 10 |
* | 20 |
<= | 4 |
>= | 6 |
| | | |
Evaluations
| Evaluation |
Rating |
Solver |
Variant |
Result |
Wallclock |
CPU Time |
|
SMT-COMP 2021
|
0.60 (4/10) |
CVC4 |
CVC4-sq-final_default |
sat ✅
|
65.29150
|
65.28350
|
| |
cvc5 |
cvc5-fixed_default |
unknown ❌
|
1200.04000
|
1199.98000
|
| |
Par4 |
Par4-wrapped-sq_default |
sat ✅
|
0.01746
|
0.00616
|
| |
UltimateEliminator |
UltimateEliminator+MathSAT-5.6.6_default |
unknown ❌
|
1200.02000
|
1203.57000
|
| |
Vampire |
vampire_smt_4.6-fixed_vampire_smtcomp |
unknown ❌
|
1200.08000
|
4634.70000
|
| |
YicesQS |
yices-QS-2021-06-13under10_default |
sat ✅
|
0.03991
|
0.03994
|
| |
Z3 |
z3-4.8.11_default |
sat ✅
|
0.02075
|
0.02080
|
| |
|
z3-4.8.8_default |
sat ✅
|
0.03535
|
0.03537
|
|
SMT-COMP 2022
|
0.11 (8/9) |
cvc5 |
cvc5-default-2022-07-02-b15e116-wrapped_sq |
sat ✅
|
0.06093
|
0.06140
|
| |
MathSAT |
MathSAT-5.6.8_default |
unknown ❌
|
1200.03000
|
1199.90000
|
| |
NRA-LS |
NRA-LS-FINAL_default |
sat ✅
|
0.09603
|
0.09609
|
| |
Par4 |
Par4-wrapped-sq_default |
sat ✅
|
0.04074
|
0.00792
|
| |
SMT-RAT |
SMT-RAT-MCSAT_default |
sat ✅
|
0.03671
|
0.03670
|
| |
veriT |
veriT+raSAT+Redlog_default |
sat ✅
|
0.04977
|
0.04988
|
| |
Yices2 |
Yices 2.6.2 for SMTCOMP 2021_default |
sat ✅
|
0.02095
|
0.02090
|
| |
Z3 |
z3-4.8.17_default |
sat ✅
|
0.02738
|
0.02927
|
| |
Z3++ |
z3++0715_default |
sat ✅
|
0.29630
|
0.29637
|
|
SMT-COMP 2023
|
|
cvc5 |
cvc5-default-2023-05-16-ea045f305_sq |
sat ✅
|
0.02996
|
0.03046
|
| |
NRA-LS |
cvc5-NRA-LS-sq_default |
sat ✅
|
0.06376
|
0.06382
|
| |
Par4 |
Par4-wrapped-sq_default |
sat ✅
|
0.02038
|
0.00648
|
| |
SMT-RAT |
SMT-RAT-MCSAT_default |
sat ✅
|
0.02354
|
0.02349
|
| |
Yices2 |
Yices 2 for SMTCOMP 2023_default |
sat ✅
|
0.01738
|
0.01735
|
| |
Z3alpha |
z3alpha_default |
sat ✅
|
0.02313
|
0.02335
|
| |
Z3++ |
z3++0715_default |
sat ✅
|
0.28562
|
0.28568
|
| |
|
Z3++_sq_0526_default |
sat ✅
|
0.30170
|
0.30066
|
|
SMT-COMP 2024
|
0.20 (4/5) |
cvc5 |
cvc5 |
sat ✅
|
0.23257
|
0.13306
|
| |
SMTInterpol |
SMTInterpol |
unknown ❌
|
0.43766
|
0.45580
|
| |
SMT-RAT |
SMT-RAT |
sat ✅
|
0.22305
|
0.12322
|
| |
Yices2 |
Yices2 |
sat ✅
|
0.22182
|
0.12247
|
| |
Z3alpha |
Z3-alpha |
sat ✅
|
0.26804
|
0.16721
|
|
SMT-COMP 2025
|
0.17 (5/6) |
cvc5 |
cvc5 |
sat ✅
|
0.29390
|
0.17314
|
| |
SMTInterpol |
SMTInterpol |
unknown ❌
|
0.47103
|
0.44459
|
| |
SMT-RAT |
SMT-RAT |
sat ✅
|
0.26018
|
0.14471
|
| |
Yices2 |
Yices2 |
sat ✅
|
0.30124
|
0.17158
|
| |
Z3alpha |
Z3-alpha |
sat ✅
|
0.60717
|
0.49042
|
| |
Z3 |
Z3-alpha-base |
sat ✅
|
0.30477
|
0.17988
|
| |
|
z3siri-base |
sat ✅
|
0.26578
|
0.14783
|