these 4 derivations will be built:
  /nix/store/fgjyg0bd6c8wpxnj3gss3xw9xlxqv1g4-nixos-system-server-test.drv
  /nix/store/3zffzziijqa3hypgwd4slxak14pb2cjv-closure-info.drv
  /nix/store/5x6hca89n161ppphfca9pgh55azd3ahj-nixos-test-driver-service-state-version.drv
  /nix/store/j6w3w43fp49mbmrzdwhxmyf12nzczq40-container-test-run-service-state-version.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy