these 2 derivations will be built:
  /nix/store/apvfghaacn9pmvqjnrvicw9y3j8p2700-flake-inputs.drv
  /nix/store/s35vlmi3w4qbyvcl8n66k1m5qypw8zc3-check-flake-inputs.drv
building '/nix/store/apvfghaacn9pmvqjnrvicw9y3j8p2700-flake-inputs.drv'
building '/nix/store/s35vlmi3w4qbyvcl8n66k1m5qypw8zc3-check-flake-inputs.drv'

upload niks3: ok