This container can be pulled via:
  docker pull registry.opensuse.org/devel/bci/sle-15-sp6/containerfile/bci/rust:1.81
  docker pull registry.opensuse.org/devel/bci/sle-15-sp6/containerfile/bci/rust:1.81.0
  docker pull registry.opensuse.org/devel/bci/sle-15-sp6/containerfile/bci/rust:1.81.0-2.20.1
  docker pull registry.opensuse.org/devel/bci/sle-15-sp6/containerfile/bci/rust:oldstable
  docker pull registry.opensuse.org/devel/bci/sle-15-sp6/containerfile/bci/rust:oldstable-2.20.1

Set DOCKER_CONTENT_TRUST=1 to enable image tag verification.