this derivation will be built: /nix/store/kk69ql60khnn9d5m4z4lc3xs70xix164-bcachefs-module-7.0.0-29-generic.drv building '/nix/store/kk69ql60khnn9d5m4z4lc3xs70xix164-bcachefs-module-7.0.0-29-generic.drv'...