Change-based causes in counterexample explanation for model checking

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

1 Citation (Scopus)

Abstract

Formal verification by means of model checking avails in discovering design issues of safety systems at the early stages. However, a significant amount of time and effort is required to decipher its results and localize the failure, especially in complex logic. This work continues our previous study on the visual explanation of failure traces and introduces change-based causes. Additionally, inspired by the types of properties that revealed model failures in projects of VTT in the Finnish nuclear industry, we define a new form of explanation – a hybrid influence graph. The new approach was implemented in a tool called Oeritte and evaluated using two practical examples of failures in nuclear instrumentation and control systems.
Original languageEnglish
Title of host publicationIECON 2021 – 47th Annual Conference of the IEEE Industrial Electronics Society
PublisherIEEE
Number of pages6
ISBN (Electronic)978-1-6654-3554-3
ISBN (Print)978-1-6654-0256-9
DOIs
Publication statusPublished - 13 Nov 2021
MoE publication typeA4 Conference publication
EventAnnual Conference of the IEEE Industrial Electronics Society - Virtual, online, Toronto, Canada
Duration: 13 Oct 202116 Oct 2021
Conference number: 47
https://ieeeiecon.org/

Publication series

NameProceedings of the Annual Conference of the IEEE Industrial Electronics Society
ISSN (Electronic)2577-1647

Conference

ConferenceAnnual Conference of the IEEE Industrial Electronics Society
Abbreviated titleIECON
Country/TerritoryCanada
CityToronto
Period13/10/202116/10/2021
Internet address

Keywords

  • counterexample explanation
  • user-friendly model checking
  • causality
  • function block diagrams

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