these 2 derivations will be built: /nix/store/arga5ycf5wm07z6qrj6d1w4gcqicpqs6-flake-inputs.drv /nix/store/ar8x9bc1xdvmma636vyyv46iqhslinqm-check-flake-inputs.drv building '/nix/store/arga5ycf5wm07z6qrj6d1w4gcqicpqs6-flake-inputs.drv' building '/nix/store/ar8x9bc1xdvmma636vyyv46iqhslinqm-check-flake-inputs.drv' upload niks3: ok