these 3 derivations will be built:
  /nix/store/brvagw5l9g6j5k2vi1346wm725kbxipi-iets-fuzzers-0.0.0.drv
  /nix/store/jb6d06n0ma23jzf86j8m2w94jdk910k3-iets-fuzz-diff-0.0.0.drv
  /nix/store/kaydgc3nm44h0d28wf1rwf1905bwr043-iets-fuzz-drv-check.drv