these 2 derivations will be built: /nix/store/rvky6gjycdj5w0znf1shrmnlqc7x25g1-flake-inputs.drv /nix/store/ypwh2x9v9h7pv447z7a2gmg38pikb15r-check-flake-inputs.drv building '/nix/store/rvky6gjycdj5w0znf1shrmnlqc7x25g1-flake-inputs.drv' building '/nix/store/ypwh2x9v9h7pv447z7a2gmg38pikb15r-check-flake-inputs.drv' upload niks3: ok