Benchmark

non-incremental/QF_SLIA/20230327-stringfuzz-lu/transformed/z3str2/regex-011-unsat-translate-reverse-reverse.smt2

Publications: Blotsky, D., Mora, F., Berzish, M., Zheng, Y., Kabir, I., & Ganesh, V. (2018). Stringfuzz: A fuzzer for string solvers. In CAV 2018.
Description: transformed by StringFuzz, a modular string and regex fuzzer, from an industrial benchmark
Benchmark
Size887
Compressed Size522
License Creative Commons Attribution 4.0 International (CC-BY-4.0)
Categoryrandom
First Occurrence2023-07-06
Generated ByDmitry Blotsky1, Federico Mora, Murphy Berzish, Yunhui Zheng, Ifaz Kabir, Vijay Ganesh, Zhengyang Lu
Generated On2018-01-24 00:00:00
GeneratorStringFuzz
Dolmen OK1
strict Dolmen OK1
check-sat calls1
Query 1
Status unknown
Inferred Status unsat
Size 878
Compressed Size516
Max. Term Depth3
Asserts 3
Declared Functions0
Declared Constants2
Declared Sorts 0
Defined Functions0
Defined Recursive Functions 0
Defined Sorts0
Constants0
Declared Datatypes0

Symbols

=1 str.len1 str.to_re2 re.*2
str.in_re2

Evaluations

Evaluation Rating Solver Variant Result Wallclock CPU Time
SMT-COMP 2023 0.25 (3/4) cvc5 cvc5-default-2023-05-16-ea045f305_sq unsat ✅ 0.02311 0.02347
cvc5-default-2022-07-02-b15e116-wrapped_sq unsat ✅ 0.02836 0.02892
OSTRICH OSTRICH 1.3 SMT-COMP fixed_def unsat ✅ 1.58190 2.51057
Z3alpha z3alpha_default unsat ✅ 0.02078 0.02079
Z3-Noodler Z3-Noodler_default unknown ❌ 1200.11000 1199.85000
Z3-Noodler_default unknown ❌ 1200.02000 1199.84000
SMT-COMP 2025 cvc5 cvc5 unsat ✅ 0.29796 0.17064
OSTRICH OSTRICH unsat ✅ 1.17174 1.72820
Z3alpha Z3-alpha unsat ✅ 0.39364 0.28342
Z3 Z3-alpha-base unsat ✅ 0.27829 0.15908
Z3-Noodler-base unsat ✅ 0.25903 0.14071
Z3-Noodler Z3-Noodler unsat ✅ 0.30002 0.17237
Z3-Noodler-Mocha-base unsat ✅ 0.29622 0.17147
Z3-Noodler-Mocha Z3-Noodler-Mocha unsat ✅ 0.30706 0.17316