this derivation will be built:
  /nix/store/mfxfda30cscvc1wcd8hikbz5cbd0s4b1-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/mfxfda30cscvc1wcd8hikbz5cbd0s4b1-bcachefs-module-7.0.0-39-generic.drv'...