these 2 derivations will be built:
  /nix/store/z35hxsn1ql44kcsybiba173iz1v5rksx-rootfs-ubuntu-26_04.tar.drv
  /nix/store/9d9vpj3n0mvp7fxxzaicyrwc8240bs5w-container-test-ubuntu-26-04-restart-if-changed.drv