these 2 derivations will be built:
  /nix/store/55byldki5vkqy4j4448241l3ys29x07n-flake-inputs.drv
  /nix/store/k1kyqjmmxc7aaq2r79fadpbdx5l2m28j-check-flake-inputs.drv
building '/nix/store/55byldki5vkqy4j4448241l3ys29x07n-flake-inputs.drv'
building '/nix/store/k1kyqjmmxc7aaq2r79fadpbdx5l2m28j-check-flake-inputs.drv'

upload niks3: ok