these 3 derivations will be built:
  /nix/store/5ad8yrqi4cl98m3y9c3p9p97jhnifah0-iets-fuzzers-0.0.0.drv
  /nix/store/k6i4ibm5sm7c1n2rcbn5kgcy5iqp065s-iets-fuzz-diff-0.0.0.drv
  /nix/store/vm0gvfn97a8h0diwk1w06a4wl7vwm4br-iets-fuzz-drv-check.drv