this derivation will be built:
  /nix/store/alwigch1q5d2ahm7z7d5j3yqa3h2c747-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/alwigch1q5d2ahm7z7d5j3yqa3h2c747-bcachefs-module-7.0.0-39-generic.drv'...