these 3 derivations will be built:
  /nix/store/26lrqlkvgb0lx1df9w9kd4817s17ycbm-clan-cli-source.drv
  /nix/store/n3sgnb2kfwr14f6rrcpra7vn7qnnzd53-clan-cli.drv
  /nix/store/36bjd4mimb2ykyyjja88xg3yj0ajskl4-nix-shell.drv