these 6 derivations will be built:
  /nix/store/1gqcfhh5sznd5735jfgjfv3bn5x5rcvr-crate-toml_parser-1.1.5+spec-1.1.0.tar.gz.drv
  /nix/store/hzzki24rhwcbcnq6sdakbxa8wkkbpi8i-crate-toml-1.1.8+spec-1.1.0.tar.gz.drv
  /nix/store/8f5prakl47670r4g95008p2ad775g16l-toml-1.1.8+spec-1.1.0.drv
  /nix/store/9xpl712pnl744js7bggglcp4qqxpxhw1-toml_parser-1.1.5+spec-1.1.0.drv
  /nix/store/571m9zbbvpqqcqi5b1mlz93mzjlf4j9s-cargo-vendor-dir.drv
  /nix/store/2v9sm2lnlqk29l2l6lrg2k5yj1818l1v-bob-0.1.0.drv