this derivation will be built:
  /nix/store/5r34wnyz3q08sc0n1mqn450kzg0bjgd9-bcachefs-module-7.0.0-31-generic.drv
building '/nix/store/5r34wnyz3q08sc0n1mqn450kzg0bjgd9-bcachefs-module-7.0.0-31-generic.drv'...