these 2 derivations will be built:
  /nix/store/5b4qwv9m8yhljqcnh698x77apals1wlr-llm-agents-site.drv
  /nix/store/r9rivagyqrxgpw2w9zd5m909vksfkj4f-check-site.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy