https://source.cloud.google.com/results/invocations/b082fd42-975e-4ca0-a219-e74d3ef425dd/targets/github%2Fgrpc%2Frun_tests%2Fruby_linux_opt_native%2Ftools%2Frun_tests%2Fhelper_scripts%2Frun_ruby_end2end_tests.sh/tests