this derivation will be built: /nix/store/qfjllakkisd1r5c7qj9zqrmmivzb3szc-bcachefs-module-7.0.0-29-generic.drv building '/nix/store/qfjllakkisd1r5c7qj9zqrmmivzb3szc-bcachefs-module-7.0.0-29-generic.drv'...