these 2 derivations will be built: /nix/store/rhj7igm820l77rv2xf0qfrn24xm69riy-flake-inputs.drv /nix/store/s25pyzxpk42vw5dbvi545pqy4pw4kc86-check-flake-inputs.drv building '/nix/store/rhj7igm820l77rv2xf0qfrn24xm69riy-flake-inputs.drv' building '/nix/store/s25pyzxpk42vw5dbvi545pqy4pw4kc86-check-flake-inputs.drv' upload niks3: ok