these 2 derivations will be built:
  /nix/store/r369sh7gcl0qy5mzyvd404p8agrai25g-flake-inputs.drv
  /nix/store/skvl01bbmbyn3chp1avvlkcx7gyrnxnf-check-flake-inputs.drv
building '/nix/store/r369sh7gcl0qy5mzyvd404p8agrai25g-flake-inputs.drv'
building '/nix/store/skvl01bbmbyn3chp1avvlkcx7gyrnxnf-check-flake-inputs.drv'

upload niks3: ok