The ability to specify more than one distro will be removed in an upcoming evergreen release, andthe following three configs should be updated. Please let us know if there's a way that we can help expedite this change.
--- mongo-c-driver-release 1) WARNING: deprecated: multiple run-on distros for a single build variant. [openssl, clang38-i386, clang38, gcc53-i386, gcc53, power8-rhel71, power8-ubuntu1604, arm-ubuntu1604, zseries-rhel72, zseries-ubuntu1604, zseries-suse12] 2) WARNING: deprecated: multiple distros specified for a single build variant task. [releng.make-release-archive, releng.link-with-cmake, releng.link-with-cmake-ssl, releng.link-with-cmake-snappy, releng.link-with-cmake-windows, releng.link-with-cmake-windows-ssl, releng.link-with-cmake-windows-snappy, releng.link-with-pkg-config, releng.link-with-pkg-config-ssl] --- mongo-c-driver 1) WARNING: deprecated: multiple run-on distros for a single build variant. [openssl, clang38-i386, clang38, gcc53-i386, gcc53, power8-rhel71, power8-ubuntu1604, arm-ubuntu1604, zseries-rhel72, zseries-ubuntu1604, zseries-suse12] 2) WARNING: deprecated: multiple distros specified for a single build variant task. [releng.make-release-archive, releng.link-with-cmake, releng.link-with-cmake-ssl, releng.link-with-cmake-snappy, releng.link-with-cmake-windows, releng.link-with-cmake-windows-ssl, releng.link-with-cmake-windows-snappy, releng.link-with-pkg-config, releng.link-with-pkg-config-ssl, releng.link-with-bson, releng.link-with-bson-windows] --- libbson-release 1) WARNING: deprecated: multiple run-on distros for a single build variant. [ubuntu1604-power8, ubuntu1604-arm64] 2) WARNING: deprecated: multiple distros specified for a single build variant task. [releng.make-release-archive, releng.link-with-cmake, releng.link-with-cmake-windows, releng.link-with-pkg-config, releng.debug-compile-coverage]