these 2 derivations will be built:
  /nix/store/63p5w1pr6rkpimzqm1p3fdlgx6wlb2s6-flake-inputs.drv
  /nix/store/3704larbm1sq661bkdgqfaivlfczphsc-check-flake-inputs.drv
building '/nix/store/63p5w1pr6rkpimzqm1p3fdlgx6wlb2s6-flake-inputs.drv'
building '/nix/store/3704larbm1sq661bkdgqfaivlfczphsc-check-flake-inputs.drv'

upload niks3: ok