this derivation will be built:
  /nix/store/xshn2bdj4w6lhvm64jixkwxnk20in9ds-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/xshn2bdj4w6lhvm64jixkwxnk20in9ds-bcachefs-module-7.0.0-39-generic.drv'...