these 2 derivations will be built:
  /nix/store/l209kdha1xhkd1cb6994lbpvbz8pilj8-container-test-driver-0.0.1.drv
  /nix/store/qms40qk5fr992kp5nqxcipq8ql9a76fx-container-test-ubuntu-22-04-environment-variables.drv