these 4 derivations will be built:
  /nix/store/0kswnsh0vxinvldr960w029f34c4mpqi-iets-fuzz-diff-0.0.0.drv
  /nix/store/lmwrf1vlgawr1y0gq3l2i6hvhwjdapd6-iets-0.1.0.drv
  /nix/store/gqk83jq7755g1cmn4i5lhh87zlgi5izn-iets-conformance-adapter.drv
  /nix/store/m16rf153vwrcqkgbnc70a0zs40y0g2si-nix-conformance-iets.drv