these 2 derivations will be built: /nix/store/6ahab6pggsj8d8bxha7lhpmx0yh3czzf-flake-inputs.drv /nix/store/bsz9z1ci84rd0blhicixxbzkgp5jlv47-check-flake-inputs.drv building '/nix/store/6ahab6pggsj8d8bxha7lhpmx0yh3czzf-flake-inputs.drv' building '/nix/store/bsz9z1ci84rd0blhicixxbzkgp5jlv47-check-flake-inputs.drv' upload niks3: ok