these 4 derivations will be built:
  /nix/store/0q0ik2qlb1scbc5319by7zgwx08xjz82-clan-runtime.drv
  /nix/store/rzz720vgcq8hpj9p4yprjsgqzqg0mf43-clan-cli-source.drv
  /nix/store/88hmv23jddqgpv5rraa80g8r7yvaqiba-clan-cli.drv
  /nix/store/nwwfmjzrzhl4is78pbbpkvr63jmsld9v-nix-shell.drv