these 2 derivations will be built:
  /nix/store/4h41iffkl93z77i7a5bg7ak3f64c7fhw-dagster-nix-0.0.0.drv
  /nix/store/aj8mnw8d6lbzb1nik3sarbwwpz0kch4v-dagster-env.drv