these 2 derivations will be built:
  /nix/store/l3gpb7k5xl4cmyh3i951rnsn2sd851fn-flake-inputs.drv
  /nix/store/aayqchsl95339pmikphjg8ns3ix6cslp-check-flake-inputs.drv
building '/nix/store/l3gpb7k5xl4cmyh3i951rnsn2sd851fn-flake-inputs.drv'
building '/nix/store/aayqchsl95339pmikphjg8ns3ix6cslp-check-flake-inputs.drv'

upload niks3: ok