these 2 derivations will be built: /nix/store/bvxbrg0kvwida17pdklzzirnny8nclaa-flake-inputs.drv /nix/store/jgv728fnk0xbm15xd3gz1wdld4c5ac0d-check-flake-inputs.drv building '/nix/store/bvxbrg0kvwida17pdklzzirnny8nclaa-flake-inputs.drv' building '/nix/store/jgv728fnk0xbm15xd3gz1wdld4c5ac0d-check-flake-inputs.drv' upload niks3: ok