these 2 derivations will be built:
  /nix/store/fzxnkskixzk0bw1prbbp52qc2ms1rab4-iets-fuzzers-0.0.0.drv
  /nix/store/ixvdcf5wzwf7c01rwq5b1w162kg8l0yf-iets-fuzz-eval-check.drv