this derivation will be built:
  /nix/store/pf29ai2waypm534ga8nxyac9qzbbl98f-bcachefs-module-7.0.0-27-generic.drv
building '/nix/store/pf29ai2waypm534ga8nxyac9qzbbl98f-bcachefs-module-7.0.0-27-generic.drv'...