these 3 derivations will be built:
  /nix/store/4n540vpyfgjhj0wfa92dhdghbmkqbwfs-psycopg2-binary-2.9.13.drv
  /nix/store/6nic1v59pajl3sdrm1mx091cb6vz84g5-dagster-nix-0.0.0.drv
  /nix/store/cji620mivzzlkqzfya9ksfy0ijrq5nfq-dagster-env.drv