Benchmark

non-incremental/QF_SLIA/20230327-stringfuzz-lu/transformed/z3str2/regex-004-unsat-reverse-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
Size847
Compressed Size523
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 838
Compressed Size516
Max. Term Depth4
Asserts 2
Declared Functions0
Declared Constants1
Declared Sorts 0
Defined Functions0
Defined Recursive Functions 0
Defined Sorts0
Constants0
Declared Datatypes0

Symbols

=1 str.to_re2 re.*2 re.union1
str.in_re1

Evaluations

Evaluation Rating Solver Variant Result Wallclock CPU Time
SMT-COMP 2023 cvc5 cvc5-default-2023-05-16-ea045f305_sq unsat ✅ 0.01724 0.01777
cvc5-default-2022-07-02-b15e116-wrapped_sq unsat ✅ 0.01834 0.01878
OSTRICH OSTRICH 1.3 SMT-COMP fixed_def unsat ✅ 1.25097 2.00823
Z3alpha z3alpha_default unsat ✅ 0.01630 0.01623
Z3-Noodler Z3-Noodler_default unsat ✅ 0.03308 0.03304
Z3-Noodler_default unsat ✅ 0.03120 0.03113
SMT-COMP 2025 cvc5 cvc5 unsat ✅ 0.27617 0.15876
OSTRICH OSTRICH unsat ✅ 1.06390 1.54468
Z3alpha Z3-alpha unsat ✅ 0.35899 0.24107
Z3 Z3-alpha-base unsat ✅ 0.31535 0.18626
Z3-Noodler-base unsat ✅ 0.29743 0.16894
Z3-Noodler Z3-Noodler unsat ✅ 0.27524 0.15772
Z3-Noodler-Mocha-base unsat ✅ 0.30426 0.17132
Z3-Noodler-Mocha Z3-Noodler-Mocha unsat ✅ 0.27520 0.15489