message: Use an updated image for the RBE.
diff: """SHA 256 values for each image."""
  container_digests = {
  - "ubuntu16.04": "sha256:d0d98c53111c3ec071aa81632a2b0d6f210e5c2411c5172e31f99002125ec4de",
  + "ubuntu16.04": "sha256:b90dcf2f35f3354909f4491bdf019c110b4b4d95ef0395ebf178bc5d523a4208",
  "centos6": "sha256:8402dc2bc0e9baa31a32caf182bf6a4f5f91852d1d5e3079175dfb4d2237cde8",
  "cuda10.0-cudnn7-ubuntu14.04": "sha256:d433e1221f802dac393bc8652fabcc63aa46896cd920bb888ae0e2002fe6b756",
  "cuda10.0-cudnn7-centos7": "sha256:a453b7147a60928a8345689eae48916a746b3578b5e831bfa151f0529d469c88",
  