these 2 derivations will be built:
  /nix/store/sjg2ha5cksqnwsskds17nl45dbr0rn4c-rtk-0.50.0.drv
  /nix/store/2addaam2h28habzsgc1yly8gy9vzzip2-check-rtk.drv
this path will be fetched (38.8 MiB download, 295.5 MiB unpacked):
  /nix/store/n4j9p7mqppxly10lzvhinlk4rh4ni15w-rtk-0.50.0-vendor