this derivation will be built:
  /nix/store/l20gybsn6brsj8f0ajy8wvbcn6dhhm86-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/l20gybsn6brsj8f0ajy8wvbcn6dhhm86-bcachefs-module-7.0.0-34-generic.drv'...