these 2 derivations will be built: /nix/store/0smy148m89hsmvvnmc77i7zbq71lvhvx-flake-inputs.drv /nix/store/awdq4364ivs42i2gzbvjqqd3kav4hcx7-check-flake-inputs.drv building '/nix/store/0smy148m89hsmvvnmc77i7zbq71lvhvx-flake-inputs.drv' building '/nix/store/awdq4364ivs42i2gzbvjqqd3kav4hcx7-check-flake-inputs.drv' upload niks3: ok