these 4 derivations will be built:
  /nix/store/h3kra1jr6g76mbida3w7dzzplygc0aza-clan-runtime.drv
  /nix/store/0zln573a0vakriz61pa56apdr08wpbdx-clan-cli-source.drv
  /nix/store/lqjrrv3km9agzvmp9iwj121km703p6ja-clan-cli.drv
  /nix/store/xbmgf2x4k4mks3wqcz674igwgp837wrh-nix-shell.drv