these 4 derivations will be built:
  /nix/store/yfyya9ph97f122ca71575c9zbsldc88j-source.drv
  /nix/store/hppjms3mh8z11fn9y9mp554iv2nppg2x-luvus-0.13.4-vendor-staging.drv
  /nix/store/k9wcfhm61pp3yxlv72qpbp7qpx5xzy2h-luvus-0.13.4-vendor.drv
  /nix/store/m7d66vz8i05vv3wmw1mil8an79p9qv4s-luvus-0.13.4.drv