these 3 derivations will be built:
  /nix/store/hfx1adj0dahkw6qnm5nwyi4gmamnm0kp-iets-fuzzers-0.0.0.drv
  /nix/store/zsagwh2qlgai5xm2wgzkynvv3mp7yprn-iets-fuzz-diff-0.0.0.drv
  /nix/store/2cvgdr0l0q6rjqlwarww2hbvawb7ayvc-iets-fuzz-parse-check.drv