anchor.diff:  RUN groupadd --gid 999 bazel && \
       useradd --gid 999 --uid 999 --create-home --shell /bin/bash bazel
   USER bazel
  +RUN gcloud auth configure-docker --quiet
   RUN bazel version
   
   FROM ubuntu1404-nojava AS ubuntu1404-java8
  
positive.code: RUN groupadd --gid 999 bazel && \
      useradd --gid 999 --uid 999 --create-home --shell /bin/bash bazel
  USER bazel
  RUN bazel version
  
  FROM ubuntu1604-nojava AS ubuntu1604-java8
  
negative.code: RUN groupadd --gid 999 bazel && \
      useradd --gid 999 --uid 999 --create-home --shell /bin/bash bazel
  USER bazel
  RUN gcloud auth configure-docker --quiet
  RUN bazel version
  
  FROM ubuntu1804-nojava AS ubuntu1804-java8
  