these 2 derivations will be built:
  /nix/store/2a12arwn0z10zdnkmd3l05b1b60mhq20-rootfs-ubuntu-24_04.tar.drv
  /nix/store/bqyy66x8y24fbp8j01jnnjs8r3z3rbmg-container-test-ubuntu-24-04-ssh.drv