these 3 derivations will be built:
  /nix/store/avrnvjlg2mvpjljly95jdk2hz4cmb867-iets-fuzzers-0.0.0.drv
  /nix/store/gp3f3xh1pizjc0aypqf1zh97yy2sslv2-iets-fuzz-diff-0.0.0.drv
  /nix/store/d3v86xzkadpy497q94g1alxngz74qqiy-iets-fuzz-drv-check.drv