these 2 derivations will be built:
  /nix/store/h8mbb9z2j6hcz568wf7m9dhaznz6qhx9-t3code-0.1.7.drv
  /nix/store/mfxjrsg4lrr0mlnbmaxvwns7pkyn7dad-check-t3code.drv