language: erlang script: "make test" otp_release: - 22.0 - 21.2 - 21.0 - 20.0 - 19.0 - 18.0 - 17.4 - 17.0 - R16B - R15B03 before_script: "sudo apt-get --yes --force-yes install libpam-runtime python-software-properties"