these 2 derivations will be built:
  /nix/store/psl19gmy5aiby9fxzi1c9j2qmh8hg0ik-flake-inputs.drv
  /nix/store/2nkzrn6064ijday3q92m7hiav4njmwqg-check-flake-inputs.drv
building '/nix/store/psl19gmy5aiby9fxzi1c9j2qmh8hg0ik-flake-inputs.drv'
building '/nix/store/2nkzrn6064ijday3q92m7hiav4njmwqg-check-flake-inputs.drv'

upload niks3: ok