these 2 derivations will be built:
  /nix/store/ijspihsk1waas80kryip61l1bxpxjb4n-flake-inputs.drv
  /nix/store/8qmvd6pzpahlhf211mzil9byjwcn70fw-check-flake-inputs.drv
building '/nix/store/ijspihsk1waas80kryip61l1bxpxjb4n-flake-inputs.drv'
building '/nix/store/8qmvd6pzpahlhf211mzil9byjwcn70fw-check-flake-inputs.drv'

upload niks3: ok