this derivation will be built:
  /nix/store/75n5b3ccjdvvh88jaq0jha076ggx4kgn-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/75n5b3ccjdvvh88jaq0jha076ggx4kgn-bcachefs-module-7.0.0-34-generic.drv'...