ansible
    ```
    - name: run buildstream artifacts
      become: yes
      docker_container:
        name: local-artifacts
        image: buildstream/artifact-cache:master-140892353
        state: started
        entrypoint: bst-artifact-server --enable-push -p 50052 /data
        restart: true
        restart_policy: always
        ports:
        - "50052:50052"
    ```
    .config/buildstream.conf
    ```
    artifacts:
      url: http://cache.scatterworks.co.uk:50052
      push: true

    remote-execution:
      execution-service:
        url: http://cache.scatterworks.co.uk:50051
      storage-service:
        url: http://cache.scatterworks.co.uk:50051
        client-key: ''
        client-cert: ''
        server-cert: ''
      action-cache-service:
        url: http://cache.scatterworks.co.uk:50051
    ```
    gives
    ```
     venvbst2  will  localhost  ~  projects  buildstream  freedesktop-sdk  willsalmon/bst2  $  bst build components/tar.bst
    [20:06:15][--:--:--][        ][    main:core activity                 ] START   Build
    [20:06:15][--:--:--][        ][    main:core activity                 ] START   Loading elements
    [20:06:15][00:00:00][        ][    main:core activity                 ] SUCCESS Loading elements
    [20:06:15][--:--:--][        ][    main:core activity                 ] START   Resolving elements
    [20:06:15][00:00:00][        ][    main:core activity                 ] SUCCESS Resolving elements
    [20:06:15][--:--:--][        ][    main:core activity                 ] START   Initializing remote caches
    [20:06:16][--:--:--][        ][    main:core activity                 ] WARNING Failed to initialize remote http://cache.scatterworks.co.uk:50052: Configured remote does not have the BuildStream capabilities service. Please check remote configuration.
    [20:06:16][00:00:00][        ][    main:core activity                 ] SUCCESS Initializing remote caches
    [20:06:16][--:--:--][        ][    main:core activity                 ] START   Resolving cached state
    [20:06:17][00:00:01][        ][    main:core activity                 ] SUCCESS Resolving cached state
    [20:06:17][--:--:--][        ][    main:core activity                 ] START   Checking sources
    [20:06:17][00:00:00][        ][    main:core activity                 ] SUCCESS Checking sources
    ```