this derivation will be built:
  /nix/store/45mmiwmbm981b5szrz5xpzai9pyfp2i7-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/45mmiwmbm981b5szrz5xpzai9pyfp2i7-bcachefs-module-7.0.0-39-generic.drv'...