Benchmark

non-incremental/QF_SLIA/2018-Kepler/quad-length-096-4-1-unsat.smt2

Publication: "A decision procedure for string logic with quadratic equations, regular expressions and length constraints" by Q.L. Le and M. He, APLAS 2018.
Benchmark
Size990
Compressed Size490
License Creative Commons Attribution 4.0 International (CC-BY-4.0)
Categorycrafted
First Occurrence2020-07-06
Generated ByQuang Loc Le
Generated On2018-10-22 00:00:00
Generator
Dolmen OK1
strict Dolmen OK1
check-sat calls1
Query 1
Status unknown
Inferred Status unsat
Size 981
Compressed Size484
Max. Term Depth6
Asserts 3
Declared Functions0
Declared Constants5
Declared Sorts 0
Defined Functions0
Defined Recursive Functions 0
Defined Sorts0
Constants0
Declared Datatypes0

Symbols

=2 >1 str.len3 str.++14

Evaluations

Evaluation Rating Solver Variant Result Wallclock CPU Time
SMT-COMP 2020 CVC4 CVC4-sq-final_default unsat ✅ 0.01624 0.01531
Z3string Z3str4 SMTCOMP2020 v1.1_default unsat ✅ 1.05188 1.74757
SMT-COMP 2023 0.25 (3/4) cvc5 cvc5-default-2023-05-16-ea045f305_sq unsat ✅ 0.01866 0.01924
cvc5-default-2022-07-02-b15e116-wrapped_sq unsat ✅ 0.02224 0.02265
OSTRICH OSTRICH 1.3 SMT-COMP fixed_def unsat ✅ 1.78356 3.73456
Z3alpha z3alpha_default unsat ✅ 23.09880 23.09610
Z3-Noodler Z3-Noodler_default unknown ❌ 1200.01000 1199.93000
Z3-Noodler_default unknown ❌ 1200.09000 1199.87000
SMT-COMP 2025 0.17 (5/6) cvc5 cvc5 unsat ✅ 0.25828 0.13736
OSTRICH OSTRICH unsat ✅ 1.28964 2.19914
Z3alpha Z3-alpha unsat ✅ 0.39313 0.29664
Z3 Z3-alpha-base unknown ❌ 1201.69130 1201.39424
Z3-Noodler-base unknown ❌ 1201.67829 1201.39703
Z3-Noodler Z3-Noodler unsat ✅ 0.29817 0.17459
Z3-Noodler-Mocha-base unsat ✅ 0.29146 0.17276
Z3-Noodler-Mocha Z3-Noodler-Mocha unsat ✅ 0.29909 0.17287