these 3 derivations will be built:
  /nix/store/rbw2vkqcpz6gq6rl5qbl4154hqvf935f-start-postgres-server-test.drv
  /nix/store/klsg6ayclaw43i95zz0mm6wymwfmcjgf-postgres-17-check-harness.drv
  /nix/store/82issb8gj663im1l6d80pxskvd9gvy0f-run-check-harness-psql-17.drv