these 3 derivations will be built:
  /nix/store/2hhaflp7yx3afydaw2dvqqldd4b0azca-source.drv
  /nix/store/mm16s0ciw11knkkw548x3cak94czhz9r-plannotator-0.28.42.drv
  /nix/store/hwsbzagr50wb2z6c2dl59mjfqiwl91wc-check-plannotator.drv