these 2 derivations will be built: /nix/store/r2zz5y54765ymmwcjnbsvl47ay6k825z-flake-inputs.drv /nix/store/dvx26lhxlrjir05hiszcvqrxdkalfqiv-check-flake-inputs.drv building '/nix/store/r2zz5y54765ymmwcjnbsvl47ay6k825z-flake-inputs.drv' building '/nix/store/dvx26lhxlrjir05hiszcvqrxdkalfqiv-check-flake-inputs.drv' upload niks3: ok