these 2 derivations will be built:
  /nix/store/pj61ayzvg426jqz4br4ibg0zz1d1s7ar-flake-inputs.drv
  /nix/store/r82m6mfh4n7b8dlk50qpgfaj5r2y1w7j-check-flake-inputs.drv
building '/nix/store/pj61ayzvg426jqz4br4ibg0zz1d1s7ar-flake-inputs.drv'
building '/nix/store/r82m6mfh4n7b8dlk50qpgfaj5r2y1w7j-check-flake-inputs.drv'

upload niks3: ok