Formal Verification of Synchronous Models: An Industrial Application ...

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Translator OptimizationsModelCPU Time(To Compute ReachableStates)ImprovementBeforeAfterMode1> 2 hours11 sec∞Mode2> 6 hours169 sec∞Mode3> 2 hours14 sec∞Mode48 minutes< 1 sec480xArch34 sec< 1 sec34xWBS29+ hours1 sec105,240x© 2006 Rockwell Collins, Inc. All rights reserved.34
Example 1FCS 5000 Mode LogicMode Controller A6.8 x 10 21 Reachable StatesMode Controller BRequirementMode A1 => Mode B1Counterexample Found inLess than Two Minutes!Found 27 Errors to Date© 2006 Rockwell Collins, Inc. All rights reserved.35
Page 1 and 2: Formal Verification of Synchronous
Page 3 and 4: What Problem are We Solving?• Saf
Page 5 and 6: Who Are We?A World Leader In Aviati
Page 7 and 8: RCI Advanced Technology CenterComme
Page 9 and 10: Methods and Tools for Flight Critic
Page 11 and 12: Model-Based Development ExamplesCom
Page 13 and 14: Outline of PresentationIntroduction
Page 15 and 16: Captured Requirements as Shalls© 2
Page 17 and 18: Textual (Lustre, PVS, SAL, …)node
Page 19 and 20: Simulation© 2006 Rockwell Collins,
Page 21 and 22: What Are Model Checkers?• Breakth
Page 23 and 24: ModelModel Checking ProcessAutomati
Page 25 and 26: Validate Requirements through Model
Page 27 and 28: ModelTheorem Proving Using PVSAutom
Page 29 and 30: Outline of PresentationIntroduction
Page 31 and 32: Conversion to SCADESCADENuSMVLustre
Page 33: Current Tool ChainSimulinkSimulinkG
Page 37 and 38: Example 3 - LM Aero UAV Sensor Voti
Page 39 and 40: Extending the Verification Domain
Page 41 and 42: System Architectural Modeling & Ana
Page 43 and 44: Conclusions• Model-Based Developm

Formal Verification of Synchronous Models: An Industrial Application ...

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