these 2 derivations will be built: /nix/store/icz8cjj9dgzc8h72nrv399a1bnpvmanm-flake-inputs.drv /nix/store/bkwf736xb93kdb4c6l02s9w0fvzbpk6g-check-flake-inputs.drv building '/nix/store/icz8cjj9dgzc8h72nrv399a1bnpvmanm-flake-inputs.drv' building '/nix/store/bkwf736xb93kdb4c6l02s9w0fvzbpk6g-check-flake-inputs.drv' upload niks3: ok