these 2 derivations will be built:
  /nix/store/h2s02ly7qby8cxfzfd0qmd8a4w92m4ij-flake-inputs.drv
  /nix/store/8is7dwq8mia26vsjad4h56aw3i4xglqb-check-flake-inputs.drv
building '/nix/store/h2s02ly7qby8cxfzfd0qmd8a4w92m4ij-flake-inputs.drv'
building '/nix/store/8is7dwq8mia26vsjad4h56aw3i4xglqb-check-flake-inputs.drv'

upload niks3: ok