this derivation will be built:
  /nix/store/z9zba7cbr9b3xsm5v7y4ycqwsd4yqljn-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/z9zba7cbr9b3xsm5v7y4ycqwsd4yqljn-bcachefs-module-7.0.0-38-generic.drv'...