these 2 derivations will be built:
  /nix/store/43pzmrjcga7ymbpx2rw4jhx3vabhldsn-flake-inputs.drv
  /nix/store/x4i16g90i7r2jdaf7sagci1ximh0zjk5-check-flake-inputs.drv
building '/nix/store/43pzmrjcga7ymbpx2rw4jhx3vabhldsn-flake-inputs.drv'
building '/nix/store/x4i16g90i7r2jdaf7sagci1ximh0zjk5-check-flake-inputs.drv'

upload niks3: ok