this derivation will be built:
  /nix/store/5y0rlk9dx3ia1gv4av7y8664xcq3mx2w-check-t3code.drv
building '/nix/store/5y0rlk9dx3ia1gv4av7y8664xcq3mx2w-check-t3code.drv'

upload niks3: ok