these 4 derivations will be built:
  /nix/store/wvd8p6xmyxq48qaji1fnzgmsf3l5xkw1-source.drv
  /nix/store/lxsnai120gxd2zkqa06cfyh2gj57s2s9-multica-0.8.2-go-modules.drv
  /nix/store/qm0avw5f17gjzpsaas1rwavd9rhglf0w-multica-0.8.2.drv
  /nix/store/kh9bqx1glj1mvhvkqpmhjw232c11vq36-check-multica.drv