[bcp][worker] Announce disconnection to broker when stopping

4 jobs for improve_disconnection_handling in 16 minutes and 11 seconds (queued for 2 seconds)
Status Job ID Name Coverage
  Build
passed #190030
docker-build
build_linux_36

00:13:36

64.0%
passed #190031
docker-build
build_linux_37

00:13:34

64.0%
passed #190028
macosx
build_macosx_36

00:16:11

64.0%
passed #190029
macosx
build_macosx_37

00:16:11

64.0%