this derivation will be built:
  /nix/store/7fxwjixxnkm4wjjkam8izngz4adrgb37-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/7fxwjixxnkm4wjjkam8izngz4adrgb37-bcachefs-module-7.0.0-28-generic.drv'...