these 3 derivations will be built:
  /nix/store/s0b7fvb1v3xvwi0qd8nykqwrg0aar9iz-iets-fuzz-diff-0.0.0.drv
  /nix/store/s346n3dvx6048pfrkax2agr3iix1iypf-iets-fuzzers-0.0.0.drv
  /nix/store/4w3j9i5inyqda6w43phqy3w2jl0c4lm8-iets-fuzz-drv-check.drv