these 2 derivations will be built: /nix/store/n8crfrjilzrlkqkjsgv19hj39s10yw3f-flake-inputs.drv /nix/store/gqaa1x6b6d81qyq1hrdhscwkcszi3l60-check-flake-inputs.drv building '/nix/store/n8crfrjilzrlkqkjsgv19hj39s10yw3f-flake-inputs.drv' building '/nix/store/gqaa1x6b6d81qyq1hrdhscwkcszi3l60-check-flake-inputs.drv' upload niks3: ok