this derivation will be built:
  /nix/store/b8bjrk99nqdih4dnd89l4ydx3f2c2l58-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/b8bjrk99nqdih4dnd89l4ydx3f2c2l58-bcachefs-module-7.0.0-30-generic.drv'...