these 4 derivations will be built:
  /nix/store/kb45fq80mzw8ahcmz442mxnn5qij0kkp-clan-cli-source.drv
  /nix/store/kz0xzp77h1ivcng44njl8jrwmnrp4g78-clan-cli.drv
  /nix/store/m885wh1mxgfmhzxdv2h5in18f6awi3ii-tofu.drv
  /nix/store/66m45ar3zsgbmm3yj04cb3flw6jrri3m-cache-new.drv