Benchmark

non-incremental/QF_LRA/sc/sc-28.base.cvc.smt2 

Fully parameterized specification and verification of a synchronizer   
circuit modeling metastability at various levels of refinement.     
A paper describing this specification, to be published in Designing     
Correct Circuits (DCC), 2006, is available from the authors.            

Geoffrey Brown, Indiana University <geobrown@cs.indiana.edu>
Lee Pike, Galois Connections, Inc. <leepike@galois.com>

Translated into CVC format by Leonardo de Moura.

This benchmark was automatically translated into SMT-LIB format from
CVC format using CVC Lite
Benchmark
Size60980
Compressed Size12064
License Creative Commons Attribution 4.0 International (CC-BY-4.0)
Categoryindustrial
First Occurrence2006-08-21
Generated By—
Generated On—
Generator—
Dolmen OK1
strict Dolmen OK1
check-sat calls1
Query 1
Status unsat
Inferred Status unsat
Size 60972
Compressed Size12093
Max. Term Depth159
Asserts 1
Declared Functions0
Declared Constants518
Declared Sorts 0
Defined Functions0
Defined Recursive Functions 0
Defined Sorts0
Constants0
Declared Datatypes0

Symbols

ite56 not229 or364 and1529
xor85 =1261 let30 +112
<4 <=193 >2 >=6

Evaluations

Evaluation Rating Solver Variant Result Wallclock CPU Time
SMT-COMP 2006 0.71 (2/7) CVC CVC unknown ❌ 0.10000 —
CVC3 CVC3 unknown ❌ 0.10000 —
ExtSAT ExtSAT 1.1 timeout ✅ 1208.20000 —
HTP HTP unsat ✅ 1137.00000 —
MathSAT MathSAT 3.4 timeout ✅ 1207.80000 —
Simplics Simplics (2005 winner) timeout ✅ 1207.90000 —
Yices Yices 1.0 unsat ✅ 5.80000 —
SMT-COMP 2010 0.25 (3/4) CVC3 CVC3 2.3 unknown ❌ 1200.00000 —
CVC4 CVC4 1.0a0 unsat ✅ 176.20000 —
OpenSMT OpenSMT-1.0-alpha unsat ✅ 203.80000 —
Yices2 Yices 2 proto unsat ✅ 21.10000 —
Yices2 (proto c) unsat ✅ 17.00000 —
SMT-COMP 2011 0.14 (6/7) CVC3 CVC3 v2.4 unknown ❌ 1200.00000 —
CVC4 CVC4 1.0rc.2026 unsat ✅ 9.90000 —
MathSAT MathSAT 5 unsat ✅ 18.20000 —
MathSAT5 unsat ✅ 28.60000 —
OpenSMT opensmt unsat ✅ 63.00000 —
SMTInterpol SMTInterpol 2.0pre unsat ✅ 884.80000 —
Yices2 smtlib2parser+Yices 1.0.29 unsat ✅ 9.10000 —
Z3 Z3 unsat ✅ 30.40000 —
SMT Evaluation 2013 0.14 (6/7) CVC3 CVC3-SMT-COMP-2010 default unknown ❌ — —
CVC3-SMT-COMP-2011 default unknown ❌ — —
CVC3-SMT-COMP-2012 default unknown ❌ — —
CVC4 CVC4-SMT-COMP-2010 default unsat ✅ 166.69400 —
CVC4-SMT-COMP-2011 default unsat ✅ 6.15492 —
CVC4-SMT-COMP-2012-Resubmission default unsat ✅ 16.11070 —
CVC4-SMT-EVAL-2013 default unsat ✅ 18.69590 —
MathSAT MathSAT5-5.2.6-SMT-EVAL-2013 default unsat ✅ 11.04410 —
MathSAT5-SMT-COMP-2010 default unsat ✅ 16.52710 —
MathSAT5-SMT-COMP-2011 default unsat ✅ 13.34490 —
MathSAT5-SMT-COMP-2012 default unsat ✅ 14.17760 —
test_pmathsat-SMT-COMP-2010 default unsat ✅ 12.48920 —
OpenSMT OpenSMT-SMT-COMP-2010 default unsat ✅ 227.23500 —
OpenSMT-SMT-COMP-2011 default unsat ✅ 36.80580 —
SMTInterpol SMTInterpol-2.0r8402-SMT-EVAL-2013 default unsat ✅ 435.95600 —
SMTInterpol-SMT-COMP-2011 default unsat ✅ 227.74800 —
SMTInterpol-SMT-COMP-2012 default unsat ✅ 304.89300 —
veriT veriT-SMT-EVAL-2013 default unsat ✅ 270.29100 —
Z3 Z3-4.3.2.a054b099c1d6-x64-debian-6.0.6-SMT-EVAL-2013 default unsat ✅ 10.93420 —
Z3-SMT-COMP-2011 default unsat ✅ 12.23840 —
SMT-COMP 2014 CVC4 CVC4 f7118b2 default unsat ✅ 30.43950 30.44140
MathSAT MathSAT-5.2.12-Main default unsat ✅ 10.30220 10.28540
SMTInterpol smtinterpol-2.1-118-g3dada2f default unsat ✅ 373.65400 432.53000
veriT veriT-smtcomp2014 default unsat ✅ 8.26352 8.25674
Yices2 Yices-2.2.1-smtcomp2014 default unsat ✅ 25.61420 25.61610
Z3 Z3-4.3.2.a054b099c1d6-x64-debian-6.0.6-SMT-COMP-2014 default unsat ✅ 12.70320 12.70010
SMT-COMP 2015 0.29 (5/7) CVC4 CVC4-master-2015-06-15-9b32405-main default unsat ✅ 21.76340 21.76670
CVC4-experimental-2015-06-15-ff5745a-main default unsat ✅ 21.89640 21.90270
MathSAT MathSat 5.3.6 main smtcomp2015_main unsat ✅ 11.02020 11.02430
SMTInterpol SMTInterpol v2.1-206-g86e9531 default unknown ❌ 2400.02000 2436.71000
SMT-RAT SMT-RAT-final default unknown ❌ 2400.01000 2401.19000
veriT veriT default unsat ✅ 14.01380 14.01990
Yices2 Yices default unsat ✅ 21.21300 21.21680
Z3 z3 4.4.0 default unsat ✅ 15.13890 15.14470
SMT-COMP 2016 0.22 (7/9) CVC4 CVC4-master-2016-05-27-cfef263-main default unsat ✅ 21.33090 21.34330
MathSAT mathsat-5.3.11-linux-x86_64-Main default unsat ✅ 14.93820 14.94760
OpenSMT OpenSMT2-2016-05-12 default unsat ✅ 17.31120 17.32100
SMTInterpol smtinterpol-2.1-258-g92ab3df default unsat ✅ 234.57700 277.74400
SMT-RAT SMT-RAT default unknown ❌ 2400.02000 2401.33000
Toysmt toysmt default unknown ❌ 0.11404 0.11405
veriT veriT-dev default unsat ✅ 8.24701 8.25222
Yices2 Yices-2.4.2 default unsat ✅ 24.80040 24.81460
Z3 z3-4.4.1 default unsat ✅ 14.13630 14.14510
SMT-COMP 2017 0.12 (7/8) CVC4 CVC4-smtcomp2017-main default unsat ✅ 25.14630 25.14430
MathSAT mathsat-5.4.1-linux-x86_64-Main default unsat ✅ 22.02300 22.01950
OpenSMT opensmt2-2017-06-04 default unsat ✅ 16.35000 16.34420
SMTInterpol SMTInterpol default unsat ✅ 265.96200 312.71200
SMT-RAT SMTRAT-comp2017_2 default unknown ❌ 600.03400 600.04700
veriT veriT-2017-06-17 default unsat ✅ 6.83221 6.83110
Yices2 Yices2-Main default unsat ✅ 14.30600 14.30360
Z3 z3-4.5.0 default unsat ✅ 10.22950 10.22740
SMT-COMP 2018 0.22 (7/9) Ctrl-Ergo Ctrl-Ergo-SMTComp-2018_default unknown ❌ 1200.09000 4773.64000
CVC4 master-2018-06-10-b19c840-competition-default_default unsat ✅ 31.16900 31.16680
MathSAT mathsat-5.5.2-linux-x86_64-Main_default unsat ✅ 12.00110 12.00030
OpenSMT opensmt2_default unsat ✅ 13.86390 13.86180
SMTInterpol SMTInterpol-2.5-19-g0d39cdee_default unsat ✅ 790.96600 935.87100
SMT-RAT SMTRAT-Rat-final_default unknown ❌ 1200.07000 1199.91000
SMTRAT-MCSAT-final_default unknown ❌ 1200.01000 1199.97000
veriT veriT_default unsat ✅ 8.61941 8.61879
Yices2 Yices 2.6.0_default unsat ✅ 14.93970 14.93790
Z3 z3-4.7.1_default unsat ✅ 11.95950 11.95810
SMT-COMP 2020 0.12 (7/8) CVC4 CVC4-sq-final_default unsat ✅ 25.33800 25.32400
MathSAT MathSAT5_default.sh unsat ✅ 19.46310 19.46060
OpenSMT OpenSMT_default unsat ✅ 3.89142 3.89127
Par4 Par4-wrapped-sq_default unsat ✅ 13.70590 53.93000
SMTInterpol smtinterpol-2.5-679-gacfde87a_default unknown ❌ 1200.02000 1225.14000
veriT veriT_default unsat ✅ 10.62640 10.62570
Yices2 Yices 2.6.2 bug fix_default unsat ✅ 13.80880 13.80760
Z3 z3-4.8.8_default unsat ✅ 31.51410 31.49810
SMT-COMP 2024 0.20 (4/5) cvc5 cvc5 unsat ✅ 21.99600 21.88784
OpenSMT OpenSMT unsat ✅ 2.26377 2.16341
SMTInterpol SMTInterpol unknown ❌ 1202.24232 1466.93890
Yices2 Yices2 unsat ✅ 13.36094 13.25570
Z3alpha Z3-alpha unsat ✅ 11.69420 11.58568
SMT-COMP 2025 0.17 (5/6) cvc5 cvc5 unsat ✅ 15.44549 15.31415
OpenSMT OpenSMT unsat ✅ 2.54868 2.42643
SMTInterpol SMTInterpol unknown ❌ 1201.78456 1292.64628
Yices2 Yices2 unsat ✅ 15.36018 15.24180
Z3alpha Z3-alpha unsat ✅ 45.96275 182.46213
Z3 Z3-alpha-base unsat ✅ 45.28594 45.15768