these 2 derivations will be built:
  /nix/store/dksl715afvl8w1l5hdvk6n9amvpyk711-flake-inputs.drv
  /nix/store/kfcdqrdn9myadbs0rknfpifgqjjy0fbs-check-flake-inputs.drv
building '/nix/store/dksl715afvl8w1l5hdvk6n9amvpyk711-flake-inputs.drv'
building '/nix/store/kfcdqrdn9myadbs0rknfpifgqjjy0fbs-check-flake-inputs.drv'

upload niks3: ok