this derivation will be built:
  /nix/store/w8d4xlhkcjnb87ybn7qn803yyvw90dzr-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/w8d4xlhkcjnb87ybn7qn803yyvw90dzr-bcachefs-module-7.0.0-39-generic.drv'...