these 2 derivations will be built:
  /nix/store/k1hc6i7p0x7wl66m2whzwr40p3fyrp5s-flake-inputs.drv
  /nix/store/8w1xyw38xwkih7c19ndxrdlsmmxvw7h2-check-flake-inputs.drv
building '/nix/store/k1hc6i7p0x7wl66m2whzwr40p3fyrp5s-flake-inputs.drv'
building '/nix/store/8w1xyw38xwkih7c19ndxrdlsmmxvw7h2-check-flake-inputs.drv'

upload niks3: ok