this derivation will be built:
  /nix/store/qra24ilhh2jdl0qdi0lblak7j1w6ma64-bcachefs-module-7.0.0-30-generic.drv
building '/nix/store/qra24ilhh2jdl0qdi0lblak7j1w6ma64-bcachefs-module-7.0.0-30-generic.drv'...