As can be seen in https://travis-ci.org/HOL-Theorem-Prover/HOL/jobs/124717527
our use of Posix waiting is occasionally causing a Fail exception to be raised from inside the Posix implementation (there's no Fail exception with that message in our source code, and our code *is* doing a wait at that point). I'm afraid this doesn't seem easy to reproduce. Michael ________________________________ The information in this e-mail may be confidential and subject to legal professional privilege and/or copyright. National ICT Australia Limited accepts no liability for any damage caused by this email or its attachments. _______________________________________________ polyml mailing list polyml@inf.ed.ac.uk http://lists.inf.ed.ac.uk/mailman/listinfo/polyml