these 3 derivations will be built:
  /nix/store/dh4pg2lq99i3p3r2aswkckad5qrxbjcj-iets-fuzz-diff-0.0.0.drv
  /nix/store/m0dq8m3c5zw2bjp0bfwvzzfrsp96h0sl-iets-fuzzers-0.0.0.drv
  /nix/store/qhcahq364fsm9ix4w86scwrv8g3wd20d-iets-fuzz-nar-check.drv