this derivation will be built:
  /nix/store/ipmn4pbzx2igwib94vgbx9fj12z45q2a-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/ipmn4pbzx2igwib94vgbx9fj12z45q2a-bcachefs-module-7.0.0-31-generic.drv'...