these 4 derivations will be built:
  /nix/store/nrmx7z8lii8y52djnk8dd47vzk51vyip-system-manager.drv
  /nix/store/m5sj4phc4sn19cgyfg6jnqd3m16l9fwz-test-script.py.drv
  /nix/store/spnzx7grj6i3g1pdrlxd70qqmlqahj80-closure-info.drv
  /nix/store/qzb38n68p3a9wnv9bf8ra0f4a0pmwa08-container-test-debian-13-ssh.drv