this derivation will be built:
  /nix/store/4fdxx365wdkjmvpsv5n918w6cyrzwd0j-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/4fdxx365wdkjmvpsv5n918w6cyrzwd0j-bcachefs-module-7.0.0-38-generic.drv'...