Minimal counterexample generation for SPIN

  • Authors:
  • Paul Gastin;Pierre Moro

  • Affiliations:
  • LSV, ENS Cachan & CNRS, Cachan Cedex, France;LIAFA, Univ. Paris 7, Paris Cedex 05, France

  • Venue:
  • Proceedings of the 14th international SPIN conference on Model checking software
  • Year:
  • 2007

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Abstract

We propose an algorithm to compute a counterexample of minimal size to some property in a finite state program, using the same space constraints than SPIN. This algorithm uses nested breadth-first searches guided by a priority queue. It works in time O(n2 log n) and is linear in memory.