these 2 derivations will be built:
  /nix/store/4jvna470841zrypp3ihgm2qf7ci9jz1a-sandbox-runtime-src-with-lock.drv
  /nix/store/0fgczw6k3d7y1xj3l185vkvzamav3g6l-sandbox-runtime-0.0.74.drv