these 5 derivations will be built:
  /nix/store/5y1y8i138wnvwsdiypgpgyx5xf1hjix9-vendor-registry.drv
  /nix/store/3c3y9waz4pxp2lbs7yqxvg16c4zv1m1d-vendor-cargo-deps.drv
  /nix/store/jq7hlpd4f4h0wzr3cwagf5xl3qq0fm6h-source.drv
  /nix/store/jfl0ix26m6q4cyiqazrb8r5xc3li5lqp-harmonia-deps-3.3.0.drv
  /nix/store/fa4a25r38nlxysmm17qlbwhqqy09qc2a-harmonia-3.3.0.drv