this derivation will be built:
  /nix/store/h15mqr7139jq33v2lh13khn8m26lncln-bcachefs-module-7.0.0-28-generic.drv
building '/nix/store/h15mqr7139jq33v2lh13khn8m26lncln-bcachefs-module-7.0.0-28-generic.drv'...