CircleCI build failure on OpenJDK image

That is incorrect. Java remained at 8u181.

The change is the build number from 1 to 2:

Old:

build 1.8.0_181-8u181-b13-1~deb9u1-b13

New:

build 1.8.0_181-8u181-b13-2~deb9u1-b13