these 2 derivations will be built:
  /nix/store/a9gxqh671h1zsw3ilbxr5ijbmcyhpfam-flake-inputs.drv
  /nix/store/bzldvlf0zhl2bbrrbqi55pqkdmxlqj04-check-flake-inputs.drv
building '/nix/store/a9gxqh671h1zsw3ilbxr5ijbmcyhpfam-flake-inputs.drv'
building '/nix/store/bzldvlf0zhl2bbrrbqi55pqkdmxlqj04-check-flake-inputs.drv'

upload niks3: ok