these 6 derivations will be built:
  /nix/store/lxlbi9qcrjjg7c0h1h2r9ax3dzwssc8m-offline-flake-for-test-clan-test-iso.drv
  /nix/store/pba5vbb053kl6dkv1wf15bdnlh59rq1f-closure-info.drv
  /nix/store/91sxacrcdcyk5dyr2rx89d1wkhgr3hg2-test-script.drv
  /nix/store/v1lw13qjqrjlj9k2jbzi4d0vyihq55aj-driverConfiguration.json.drv
  /nix/store/863gh0gcqr5nsj155mq6m5acikn01fd9-nixos-test-driver-clan-test-iso.drv
  /nix/store/xj1xbzba5l8d7ys9bp0528vjxr9cl7z7--test-run-clan-test-iso.drv