this derivation will be built:
  /nix/store/h8sac41mg0mw1mdvlj109cgdr8acrsqr-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/h8sac41mg0mw1mdvlj109cgdr8acrsqr-bcachefs-module-7.0.0-34-generic.drv'...