these 4 derivations will be built:
  /nix/store/652ymq7npbws9dlrnfr6pkbhp6p7z14l-clan-runtime.drv
  /nix/store/71w0md4l5ag273wnmbjssqwf8zxi6a8x-clan-cli-source.drv
  /nix/store/bkkvzyv2n70lq784z74fzd99lrs8snbi-clan-cli.drv
  /nix/store/nj0d686s05prg939003iy14cx0gl68fp-nix-shell.drv