this derivation will be built:
  /nix/store/jx8vw8vbjji8wky3iiw23vm0s08cdqqi-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/jx8vw8vbjji8wky3iiw23vm0s08cdqqi-bcachefs-module-7.0.0-31-generic.drv'...