these 3 derivations will be built:
  /nix/store/my4b330f2wybq8rqxjrz5azqqbqv2dl8-ctx-1.1.1-vendor-staging.drv
  /nix/store/wihyr3imsfd3rv8ijqik933h1p58k6gh-ctx-1.1.1-vendor.drv
  /nix/store/h91aljj9vvw14xvkjbn54kkydidsbiby-ctx-1.1.1.drv