these 2 derivations will be built:
  /nix/store/wgzklbipg2zjvzwminf59f4048vrmayd-iets-fuzzers-0.0.0.drv
  /nix/store/3abiwvc7nm5xinkps1msk0f2jrmqya1h-iets-fuzz-wire-check.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy