these 2 derivations will be built:
  /nix/store/77v3bpiw73w38q8xmv4bimffgwx7vgnq-flake-inputs.drv
  /nix/store/i6fs8znzc960c66hl3099zci5bgy2anl-check-flake-inputs.drv
building '/nix/store/77v3bpiw73w38q8xmv4bimffgwx7vgnq-flake-inputs.drv'
building '/nix/store/i6fs8znzc960c66hl3099zci5bgy2anl-check-flake-inputs.drv'

upload niks3: ok