these 3 derivations will be built:
  /nix/store/ap6wdbfzmaa5yag8drq7s2z5p3hf9imk-start-postgres-server-test.drv
  /nix/store/czj50b3ymdy2gz1scxpgkq7kkxin0zq1-postgres-17-check-harness.drv
  /nix/store/pfvyw72kys0dcybqlkwwg8bhpisfwh81-run-check-harness-psql-17.drv