these 2 derivations will be built: /nix/store/85pf1h4gc5vf5gsz4hjibqwyz9gdpbxm-flake-inputs.drv /nix/store/kpzavgysv2ilm40bvpn871a4dr679j8b-check-flake-inputs.drv building '/nix/store/85pf1h4gc5vf5gsz4hjibqwyz9gdpbxm-flake-inputs.drv' building '/nix/store/kpzavgysv2ilm40bvpn871a4dr679j8b-check-flake-inputs.drv' upload niks3: ok