this derivation will be built:
  /nix/store/l5yr4fc0m1byx1k9x404ig8k75wcbxfi-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/l5yr4fc0m1byx1k9x404ig8k75wcbxfi-bcachefs-module-7.0.0-39-generic.drv'...