this derivation will be built: /nix/store/nhv32jqph9nm743sc5jrins3wjdzis31-bcachefs-module-7.0.0-34-generic.drv building '/nix/store/nhv32jqph9nm743sc5jrins3wjdzis31-bcachefs-module-7.0.0-34-generic.drv'...