these 2 derivations will be built:
  /nix/store/ygym7hrflbh4wqn1yh9y6xgf9a1bsjyh-rootfs-ubuntu-26_04.tar.drv
  /nix/store/wz3b867zhpdm67s3m9zzd89v6vfss2di-container-test-ubuntu-26-04-nix-enabled.drv