these 2 derivations will be built:
  /nix/store/jkmyxrh72v8jdphpr3fcr81dwwjwrmwq-postgres-17-check-harness.drv
  /nix/store/9m7shi3dlar8wf2aywzj01m5r59v24v0-run-check-harness-psql-17.drv