this derivation will be built:
  /nix/store/xnp5c8g6rsjmzzmrav6cdhdgqvl3y3x2-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/xnp5c8g6rsjmzzmrav6cdhdgqvl3y3x2-bcachefs-module-7.0.0-30-generic.drv'...