these 2 derivations will be built: /nix/store/66al0fidl4xb3v6ak13vdklq33k6ci4i-flake-inputs.drv /nix/store/f0wls9rf3f1n3x9air67hnqdjj6vw890-check-flake-inputs.drv building '/nix/store/66al0fidl4xb3v6ak13vdklq33k6ci4i-flake-inputs.drv' building '/nix/store/f0wls9rf3f1n3x9air67hnqdjj6vw890-check-flake-inputs.drv' upload niks3: ok