these 2 derivations will be built:
  /nix/store/c3f7c3sf73m7x1zbskd64lfczi6bia2r-cc-switch-cli-5.11.3.drv
  /nix/store/16rdrnfvbhcfljx7gdzg3j38pssyrdb6-check-cc-switch-cli.drv