these 2 derivations will be built:
  /nix/store/27w1w5w51shnnplp9kz9ly7a9cyjl3iw-flake-inputs.drv
  /nix/store/8i03a7l8d1irwldrcj3knpn174jxzx30-check-flake-inputs.drv
building '/nix/store/27w1w5w51shnnplp9kz9ly7a9cyjl3iw-flake-inputs.drv'
building '/nix/store/8i03a7l8d1irwldrcj3knpn174jxzx30-check-flake-inputs.drv'

upload niks3: ok