these 12 derivations will be built:
  /nix/store/d6vk5bh6diqiigiyvig1kjnpcnv7dbqn-extra-hosts.drv
  /nix/store/jz5bbmx1qlkgq4pp4zah3ghijxvlq8si-string-hosts.drv
  /nix/store/f9rbcryrbby131mmks7hnmjkv76zskfz-hosts.drv
  /nix/store/qcac4k0dhnrriivfh15b6asc9ngsfyf2-etc-machine-id.drv
  /nix/store/ri9k6kprds43kg1r2hxsl64ar8ncwj1c-etc.drv
  /nix/store/21cll6rrn29vj8ykz1g9pfk1fnw0l2gj-activate.drv
  /nix/store/2f5s29sn95cdiqldzdpyna540k24988q-test-script.drv
  /nix/store/bc6hj7rxl2q6rdyirhfh5jaa0qagzmv7-nixos-system-server-test.drv
  /nix/store/fzkbzy3gxcw5x6kzckjc940za3mqf7xz-run-server-nspawn.drv
  /nix/store/viji0la90am1h6h54g2fi818nbc9a6wv-driverConfiguration.json.drv
  /nix/store/glgznzzab1ps8k6yj7416j660sj1hsb3-nixos-test-driver-service-machine-id.drv
  /nix/store/w8rmlnwpdhqpv5ai6q9m4i6vwwfnknsg-container-test-run-service-machine-id.drv
this path will be fetched (0.0 KiB download, 0.1 KiB unpacked):
  /nix/store/8q95wcxm754m3rflfcxz67w2vkghzk2d-vars-check-service-machine-id
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy