these 3 derivations will be built:
  /nix/store/21b3kp9aa9a3siyl86vzl38ayk6drdh4-sandbox-runtime-src-with-lock.drv
  /nix/store/6v5hvhnar2sbflvwpbajmwbsdnqgkrj5-sandbox-runtime-0.0.78.drv
  /nix/store/kry9bigcqcsjrlvdcpyfia5z5j6r8cwk-check-sandbox-runtime.drv