these 4 derivations will be built:
  /nix/store/9jwabk24xc1fscam90iwsr1h4nc3bq31-clan-cli-source.drv
  /nix/store/pc4mcibzi3lq8b40z7vx169vwg7yr6zl-clan-cli.drv
  /nix/store/bc0hvdpfq0spldzifwnq107bhizmd9sp-tofu.drv
  /nix/store/r0s1glj74z71n3syrjlml4aqwlkkrx87-cache-new.drv