this derivation will be built:
  /nix/store/n82gby4kp48xk92j9cy7xrksf0y9iyd5-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/n82gby4kp48xk92j9cy7xrksf0y9iyd5-bcachefs-module-7.0.0-31-generic.drv'...