this derivation will be built:
  /nix/store/nccsp8r50k9pn9qs9yd0783hl71zbm64-bcachefs-module-7.0.0-38-generic.drv
building '/nix/store/nccsp8r50k9pn9qs9yd0783hl71zbm64-bcachefs-module-7.0.0-38-generic.drv'...