this derivation will be built:
  /nix/store/1pqpg183cggn3wcfa9gak0ahg4h4wcq2-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/1pqpg183cggn3wcfa9gak0ahg4h4wcq2-bcachefs-module-7.0.0-39-generic.drv'...