this derivation will be built: /nix/store/yjjm2ld8vjpkw4nmjbq3g7r5a61dy566-bcachefs-module-7.0.0-28-generic.drv building '/nix/store/yjjm2ld8vjpkw4nmjbq3g7r5a61dy566-bcachefs-module-7.0.0-28-generic.drv'...