these 2 derivations will be built:
  /nix/store/r7k69v387k90952mdr9xd7s93bdcbfjn-flake-inputs.drv
  /nix/store/j692cdq19jn9c4srl58lbzgaaymjrxqw-check-flake-inputs.drv
building '/nix/store/r7k69v387k90952mdr9xd7s93bdcbfjn-flake-inputs.drv'
building '/nix/store/j692cdq19jn9c4srl58lbzgaaymjrxqw-check-flake-inputs.drv'

upload niks3: ok