The `arch:` `aarch64` is called `arm64` on Travis-CI. https://docs.travis-ci.com/user/multi-cpu-architectures/ Otherwise this falls back to a generic Linux amd64 host.
The `arch:` `aarch64` is called `arm64` on Travis-CI. https://docs.travis-ci.com/user/multi-cpu-architectures/ Otherwise this falls back to a generic Linux amd64 host.