these 3 derivations will be built:
  /nix/store/bx4nzqnk8j6p5iqfhd5kxrbsmv4r4xap-iets-fuzz-diff-0.0.0.drv
  /nix/store/gm1llma7hyhw9ygpwm8h3rlrim7nydww-iets-fuzzers-0.0.0.drv
  /nix/store/gj6mkbakk2y7i3sp31ivm5wafqp8v0bq-iets-fuzz-nar-check.drv