this derivation will be built:
  /nix/store/1fpbwfll3yfc5dxgh0pra0a644cqn50v-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/1fpbwfll3yfc5dxgh0pra0a644cqn50v-bcachefs-module-7.0.0-31-generic.drv'...