these 5 derivations will be built:
  /nix/store/5b9027xxi0k7f3qf7chnpqb7ajg78f3f-services.drv
  /nix/store/q6xszjxn0l7brgvihri7iw0k5v14yn6d-system-manager.drv
  /nix/store/3x0a704kfb8iag796gr65gi4s35wp8z7-closure-info.drv
  /nix/store/8zyk221wv2gmv2ycxsi12cnc67syjh98-test-script.py.drv
  /nix/store/m0j5b5xqg1gyp987n5cwb2lqp1gan3bs-container-test-debian-13-masked-units.drv