these 2 derivations will be built:
  /nix/store/j2qkkdx3zih82n2xy57qs751fgkidb4v-iets-fuzzers-0.0.0.drv
  /nix/store/q2y8ixb367gmk3vshq4lad40ym77zb7r-iets-fuzz-eval-check.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy