It is currently planned for WF19. A branch containing an initial draft of the upgrade can be found here:
There are a small number of test failures still to be investigated, but they are specific to invalidation-caches.
Which bug are you hitting?
Thank you for your quick response.
I opened this thread in the Infinispan forum:
@Pedro Ruivo points to the following bug as the likely cause:
It is solved in version 10.