this derivation will be built:
  /nix/store/606qvf4jz6nmhjzc4gp0qbfmnkcxpfyp-bcachefs-module-7.0.0-34-generic.drv
building '/nix/store/606qvf4jz6nmhjzc4gp0qbfmnkcxpfyp-bcachefs-module-7.0.0-34-generic.drv'...