these 2 derivations will be built:
  /nix/store/v63mn79l8p2qlj8c6l88lq12b1vw650m-rootfs-ubuntu-24_04.drv
  /nix/store/z268f59d7b1rr3fclsa006fjbc2w472f-container-test-ubuntu-24-04-environment-variables.drv