this derivation will be built:
  /nix/store/pj4k9rb4nmb52rj0kcvwzg0s77pwnhcl-bcachefs-module-7.0.0-39-generic.drv
building '/nix/store/pj4k9rb4nmb52rj0kcvwzg0s77pwnhcl-bcachefs-module-7.0.0-39-generic.drv'...