Benchmark

non-incremental/QF_ABV/brummayerbiere/memcpy02.smt2 

We verify the correctness of the memcpy algorithm.
We represent main memory as byte array of size 2 ^ 32,
and model the memcpy algorithm with pointer arithmetic.
We assume that the memory locations do not overlap.
Length: 2

Contributed by Armin Biere (armin.biere@jku.at).
Benchmark
Size1159
Compressed Size514
License Creative Commons Attribution 4.0 International (CC-BY-4.0)
Categorycrafted
First Occurrence2008-07-07
Generated By—
Generated On—
Generator—
Dolmen OK1
strict Dolmen OK1
check-sat calls1
Query 1
Status unsat
Inferred Status unsat
Size 1151
Compressed Size506
Max. Term Depth12
Asserts 1
Declared Functions0
Declared Constants4
Declared Sorts 0
Defined Functions0
Defined Recursive Functions 0
Defined Sorts0
Constants0
Declared Datatypes0

Symbols

ite6 not1 =2 let1
bvnot4 bvand5 bvadd6 bvult5
select4 store2

Evaluations

Evaluation Rating Solver Variant Result Wallclock CPU Time
SMT-COMP 2011 0.20 (4/5) Boolector Boolector 1.5.23-833 unsat ✅ 0.10000 —
CVC3 CVC3 v2.4 unsat ✅ 0.20000 —
MathSAT MathSAT5 unsat ✅ 0.10000 —
SONOLAR SONOLAR unsat ✅ 0.10000 —
Z3 Z3 unknown ❌ 1200.00000 —
SMT Evaluation 2013 Boolector Boolector-1.5.118-SMT-EVAL-2013 default unsat ✅ 0.02664 —
Boolector-SMT-COMP-2011 default unsat ✅ 0.10842 —
Boolector-SMT-COMP-2012 default unsat ✅ 0.01915 —
CVC3 CVC3-SMT-COMP-2010 default unsat ✅ 0.17414 —
CVC3-SMT-COMP-2011 default unsat ✅ 0.15480 —
CVC3-SMT-COMP-2012 default unsat ✅ 0.15731 —
CVC4 CVC4-SMT-COMP-2012-Resubmission default unsat ✅ 0.02872 —
CVC4-SMT-EVAL-2013 default unsat ✅ 0.07985 —
MathSAT MathSAT5-5.2.6-SMT-EVAL-2013 default unsat ✅ 0.04873 —
MathSAT5-SMT-COMP-2011 default unsat ✅ 0.05634 —
MathSAT5-SMT-COMP-2012 default unsat ✅ 1.02971 —
SONOLAR SONOLAR-2013-05-15-SMT-EVAL-2013 default unsat ✅ 0.04489 —
SONOLAR-SMT-COMP-2011 default unsat ✅ 0.06940 —
SONOLAR-SMT-COMP-2012 default unsat ✅ 0.05384 —
Tiffany de Wintermonte TdW-SMT-COMP-2012 default unsat ✅ 0.03318 —
Z3 Z3-4.3.2.a054b099c1d6-x64-debian-6.0.6-SMT-EVAL-2013 default unsat ✅ 0.10982 —
Z3-SMT-COMP-2011 default unsat ✅ 0.13151 —
SMT-COMP 2014 Boolector Boolector boolectord unsat ✅ 0.05798 0.04699
Boolector boolectorj unsat ✅ 0.03228 0.02100
CVC4 CVC4 f7118b2 default unsat ✅ 0.10585 0.09599
Kleaver Kleaver-indie-more-typed kleaver_indie_1 unsat ✅ 0.04536 0.03599
Kleaver-indie-more-typed kleaver_portfolio unsat ✅ 0.04029 0.06999
MathSAT MathSAT-5.2.12-Main default unsat ✅ 0.04847 0.03999
SONOLAR sonolar_smtcomp-2014 default unsat ✅ 0.06619 0.05499
Yices2 Yices-2.2.1-smtcomp2014 default unsat ✅ 0.01629 0.00800
Z3 Z3-4.3.2.a054b099c1d6-x64-debian-6.0.6-SMT-COMP-2014 default unsat ✅ 0.26517 0.25696
SMT-COMP 2015 Boolector Boolector SMT15 QF_AUFBV final boolector_qf_aufbv unsat ✅ 0.06951 0.06799
CVC4 CVC4-master-2015-06-15-9b32405-main default unsat ✅ 0.03266 0.03099
CVC4-experimental-2015-06-15-ff5745a-main default unsat ✅ 0.03669 0.03399
MathSAT MathSat 5.3.6 main smtcomp2015_main unsat ✅ 0.04094 0.03999
Yices2 Yices default unsat ✅ 0.00818 0.00600
Z3 z3 4.4.0 default unsat ✅ 0.07483 0.07499
SMT-COMP 2016 Boolector Boolector boolector unsat ✅ 0.05179 0.05235
CVC4 CVC4-master-2016-05-27-cfef263-main default unsat ✅ 0.03380 0.03400
MathSAT mathsat-5.3.11-linux-x86_64-Main default unsat ✅ 0.04349 0.04450
Yices2 Yices-2.4.2 default unsat ✅ 0.01237 0.00849
Z3 z3-4.4.1 default unsat ✅ 0.10891 0.11022
SMT-COMP 2017 Boolector Boolector SMT17 final boolector unsat ✅ 0.05882 0.05230
CVC4 CVC4-smtcomp2017-main default unsat ✅ 0.03528 0.03473
MathSAT mathsat-5.4.1-linux-x86_64-Main default unsat ✅ 0.04431 0.04518
Yices2 Yices2-Main default unsat ✅ 0.00841 0.00780
Z3 z3-4.5.0 default unsat ✅ 0.23396 0.23392
SMT-COMP 2018 0.20 (4/5) Boolector Boolector_default unsat ✅ 0.07389 0.07380
CVC4 master-2018-06-10-b19c840-competition-default_default unsat ✅ 0.03553 0.03576
MathSAT mathsat-5.5.2-linux-x86_64-Main_default unknown ❌ 0.04229 0.04329
Yices2 Yices 2.6.0_default unsat ✅ 0.01123 0.01120
Z3 z3-4.7.1_default unsat ✅ 0.38602 0.38598
SMT-COMP 2021 MathSAT mathsat-5.6.6_default unsat ✅ 0.08912 0.08899
Yices2 Yices 2.6.2 bug fix_default unsat ✅ 0.01200 0.00987
Yices 2.6.2 for SMTCOMP2020_default unsat ✅ 0.01030 0.00980
Z3 z3-4.8.11_default unsat ✅ 0.09151 0.09148
SMT-COMP 2025 Bitwuzla Bitwuzla unsat ✅ 0.25843 0.14033
cvc5 cvc5 unsat ✅ 0.32576 0.20530
SMTInterpol SMTInterpol unsat ✅ 0.68526 1.23292
Yices2 Yices2 unsat ✅ 0.24713 0.12868
Z3 Z3-Owl-base unsat ✅ 0.63510 0.52105
Z3-Owl Z3-Owl unsat ✅ 0.86702 0.73026