these 5 derivations will be built:
  /nix/store/2sr88bd47k61z8f3v4rb43nqgk1had04-clan-cli.drv
  /nix/store/crdzfcd8ppikpc3ix311wp7n1fsn4hcs-offline-flake-for-test-clan-test-iso.drv
  /nix/store/a20kh1ippmxrq6qlxh5nbjpvz2gprcg7-closure-info.drv
  /nix/store/7qavkqzhgv87g90g9qzijqy1bihhcprf-nixos-test-driver-clan-test-iso.drv
  /nix/store/3k04hg7nd8b0c9ynflh2dkywx6zcghs3-container-test-run-clan-test-iso.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy