these 3 derivations will be built:
  /nix/store/50iz3zqkwbvqirhwc6maa4xnbs0hlwh1-source.drv
  /nix/store/3j317yqr3s9w07xf5g2wzncrbwy9df6z-reasonix-1.18.0-go-modules.drv
  /nix/store/fm49a2rflarysbs7nc3b2nfays2ck1zf-reasonix-1.18.0.drv