these 2 derivations will be built:
  /nix/store/si18r3cn58h5bxpdyqbjfs7frcj6n3bm-flake-inputs.drv
  /nix/store/2jp3m0w43nph1b0lhp0npmkhxvnw7nkh-check-flake-inputs.drv
building '/nix/store/si18r3cn58h5bxpdyqbjfs7frcj6n3bm-flake-inputs.drv'
building '/nix/store/2jp3m0w43nph1b0lhp0npmkhxvnw7nkh-check-flake-inputs.drv'

upload niks3: ok