this derivation will be built:
  /nix/store/m9sggwz76i7xadz571xxpc0pcdri1yg7-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/m9sggwz76i7xadz571xxpc0pcdri1yg7-bcachefs-module-7.0.0-39-generic.drv'...