these 3 derivations will be built:
  /nix/store/bhbd7719bvzqh30cx7dqjmy7d8q555ij-ctx-2.4.1-vendor.drv
  /nix/store/hlf8ywfs49hd78fx4ay5z8p954lwfngl-ctx-2.4.1.drv
  /nix/store/480s8z3k3rg9za790n2sz0950py8kwf9-check-ctx.drv