An LTL[e] model checker for EVENT-B model as Rodin plugins.
There are two algorithms for detecting accepting cycle: one is based on Nested Depth First Search (NDFS), another based on Strongly Connected Components (SCCs).
Download Rodin platform from http://www.deploy-project.eu/ or eventb.org, then add this plugin for LTL[e] model checher for event-b model,(reqiures ProB library)