this derivation will be built:
  /nix/store/1didkgz31mpyn6aadlmjbh327zf2xkl2-bcachefs-module-7.0.0-27-generic.drv
building '/nix/store/1didkgz31mpyn6aadlmjbh327zf2xkl2-bcachefs-module-7.0.0-27-generic.drv'...