these 2 derivations will be built: /nix/store/wah455s5m8sqa5a4in0afl21z5rgbhws-flake-inputs.drv /nix/store/a3yxz09igchvqc246axzi6s1dyqp3hxw-check-flake-inputs.drv building '/nix/store/wah455s5m8sqa5a4in0afl21z5rgbhws-flake-inputs.drv' building '/nix/store/a3yxz09igchvqc246axzi6s1dyqp3hxw-check-flake-inputs.drv' upload niks3: ok