[inferbo] silence firing assert
[inferbo] silence firing assert

Summary: Not sure how that happens but it does. Instead of crashing, log the error and continue.

Reviewed By: martintrojer

Differential Revision: D15660008

fbshipit-source-id: c87e724d4

facebook/infer,facebook/infer,jvillard/infer,facebook/infer,facebook/infer,facebook/infer,jvillard/infer,jvillard/infer,jvillard/infer,jvillard/infer,facebook/infer,jvillard/infer,jvillard/infer,facebook/infer