these 4 derivations will be built:
  /nix/store/hki70a2vb1sswm9hgcs86wzsgb0wh0ic-source.drv
  /nix/store/l6painxggldi6h3fzq3hhvdxcmrd132v-multica-0.7.2-go-modules.drv
  /nix/store/5q1sajw32mg0q9w8ah6rycka2j26hmia-multica-0.7.2.drv
  /nix/store/2mq4bv520d3rr3106k967r9zjn2pd8ga-check-multica.drv