these 2 derivations will be built:
  /nix/store/fzxnkskixzk0bw1prbbp52qc2ms1rab4-iets-fuzzers-0.0.0.drv
  /nix/store/2bi3y47g3s3qzbqd4sa52ijw5107l2yh-iets-fuzz-wire-check.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy