this derivation will be built:
  /nix/store/r8ip78w7xb4bbwk7va1indsshcz7rgs7-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/r8ip78w7xb4bbwk7va1indsshcz7rgs7-bcachefs-module-7.0.0-31-generic.drv'...