these 3 derivations will be built:
  /nix/store/fdrp2md5vf28kz70zfdg6v0c3grz2f03-python3-3.14.7-env.drv
  /nix/store/6f3q8cd8cxky5pjgppfiwd2211bb66vd-clan-cli.drv
  /nix/store/2z5hmsqh200wlssrrj4dg3b2v3f9s9ca-nix-shell.drv