Don't CHECK if the source can't be started am: 711f83fa6c am: c3f16a62a2 am: 0ada8e950b am: efcbb62657  -s ours am: 769a422071 am: 4797f02aee am: d951771d27 am: bd9ffb2a77
am: da86840b7b

Change-Id: I67fa80e2f3da716d86a4a08ec25b795036a6524e