this derivation will be built:
  /nix/store/rhkksmank0bb8877m3js354fiazac9vg-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/rhkksmank0bb8877m3js354fiazac9vg-bcachefs-module-7.0.0-30-generic.drv'...