Benchmark

non-incremental/QF_SLIA/20230327-stringfuzz-lu/transformed/z3str2/regex-025-fuzz-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
Size1012
Compressed Size553
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 1003
Compressed Size549
Max. Term Depth5
Asserts 5
Declared Functions0
Declared Constants2
Declared Sorts 0
Defined Functions0
Defined Recursive Functions 0
Defined Sorts0
Constants0
Declared Datatypes0

Symbols

not1 =3 str.len2 str.to_int1
str.to_re4 re.*2 re.+2 re.union2
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 ✅ 0.09356 0.09389
cvc5-default-2022-07-02-b15e116-wrapped_sq unsat ✅ 0.22927 0.22987
OSTRICH OSTRICH 1.3 SMT-COMP fixed_def unsat ✅ 1.42606 2.23548
Z3alpha z3alpha_default unsat ✅ 0.03131 0.03137
Z3-Noodler Z3-Noodler_default unknown ❌ 0.03179 0.03169
Z3-Noodler_default unknown ❌ 0.03078 0.03074
SMT-COMP 2025 cvc5 cvc5 unsat ✅ 0.33182 0.20957
OSTRICH OSTRICH unsat ✅ 1.10736 1.61339
Z3alpha Z3-alpha unsat ✅ 0.45672 0.36580
Z3 Z3-alpha-base unsat ✅ 0.28558 0.16806
Z3-Noodler-base unsat ✅ 0.31227 0.17846
Z3-Noodler Z3-Noodler unsat ✅ 0.30235 0.17154
Z3-Noodler-Mocha-base unsat ✅ 0.29843 0.17155
Z3-Noodler-Mocha Z3-Noodler-Mocha unsat ✅ 0.28894 0.15996