this derivation will be built:
  /nix/store/j9bnnsx9spf7556sly3rvdwh5lkgk2gl-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/j9bnnsx9spf7556sly3rvdwh5lkgk2gl-bcachefs-module-7.0.0-30-generic.drv'...