these 4 derivations will be built:
  /nix/store/fz73jmlwbg70fk8z0vx5nq7416l64cbm-clan-cli-source.drv
  /nix/store/61mrzrqdp2s1xabzly671grzjaqc5mxn-clan-cli.drv
  /nix/store/gd8mgc6flsmlvwc1m1xlmfl7xza927g7-clan.drv
  /nix/store/c21bzi9syph33fqggd02p7xz6i1j6z4p-nixfiles.drv