these 2 derivations will be built:
  /nix/store/k05acg4ai5yn7q3vrhrmv0fq7rrb3wh0-iets-fuzzers-0.0.0.drv
  /nix/store/0mdg721s2s72cqg7miy7w14c3vn1f6nb-iets-fuzz-nar-check.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy