this derivation will be built:
  /nix/store/9s15cq49sh8cqaw6c97505lz2lrilz5c-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/9s15cq49sh8cqaw6c97505lz2lrilz5c-bcachefs-module-7.0.0-29-generic.drv'...