this derivation will be built:
  /nix/store/wnqyh42ybl5c3hc1xz4bbli17gb01g5k-bcachefs-module-7.0.0-29-generic.drv
building '/nix/store/wnqyh42ybl5c3hc1xz4bbli17gb01g5k-bcachefs-module-7.0.0-29-generic.drv'...