these 2 derivations will be built:
  /nix/store/p39iikwdp9ga14qaijh26zmxhvaf23wr-qs-harness-py.drv
  /nix/store/vrxfvrbvk6s691q4d1m3j9jdi9kv0v4v-spaces-integrations-app-ndjson-socket-test.drv