this derivation will be built:
  /nix/store/sq2ph187zdclg80nqx6m2mz7dhxbfxqs-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/sq2ph187zdclg80nqx6m2mz7dhxbfxqs-bcachefs-module-7.0.0-29-generic.drv'...