these 4 derivations will be built:
  /nix/store/9x1nzgna562n4pzb5xzzhd09h4bapkhl-tokscale-4.20.1-vendor-staging.drv
  /nix/store/zs83b035h7bwmz503kk0w276n6dgycfs-tokscale-4.20.1-vendor.drv
  /nix/store/51x2lwkm9z55s25i12lf44yvfkvq3gz7-tokscale-4.20.1.drv
  /nix/store/mp6r1jfpwvc93ip2hq3sx2q02ad2h98y-check-tokscale.drv