these 5 derivations will be built:
  /nix/store/756zkwvi0s7rb8gsfdisxsy3ncn54wj3-source.drv
  /nix/store/fw061g0kdhbic4f4kc2vybi4gysl23yp-rtk-1.0.1-vendor-staging.drv
  /nix/store/jp4l3xb238bkr41ijnafl741xh1b9yrl-rtk-1.0.1-vendor.drv
  /nix/store/mnqs3h9r680m18srfjjbxr4lj9mcjsgx-rtk-1.0.1.drv
  /nix/store/2qc8yvqihp50409czncln240g7a2qgva-check-rtk.drv