these 2 derivations will be built: /nix/store/alsv8vzkkwk3wd7x3w9sbz1sxd1bdh2f-flake-inputs.drv /nix/store/psf5ysn1jqgmpd1z5qphjjkpv63d96xv-check-flake-inputs.drv building '/nix/store/alsv8vzkkwk3wd7x3w9sbz1sxd1bdh2f-flake-inputs.drv' building '/nix/store/psf5ysn1jqgmpd1z5qphjjkpv63d96xv-check-flake-inputs.drv' upload niks3: ok