1these 4 derivations will be built:2 /nix/store/prgg06yx18zvbwd4izy8cwlhzrq4s7na-ubuntu-20.04-server-cloudimg-amd64.img-nix-vm-test.qcow2.drv3 /nix/store/hy06lbxn83wb2ny3mg4967xqm8vm41y9-run-vm-vm.drv4 /nix/store/bcsgh38ad2wkk3x49ddihwd2c5lb1q05-driver-configuration.json.drv5 /nix/store/vdzm570ralkrz1k9y29pcy0jzmhkljjj-vm-test-ubuntu_20_04.drv6warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy7warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy