these 2 derivations will be built:
  /nix/store/vmrnfi52ydhg08d1bsp8fq1xkdrlq9ny-rootfs-ubuntu-22_04.tar.drv
  /nix/store/ixsc2za1rsp3ma491bqvjrp71y2agrwc-container-test-ubuntu-22-04-environment-variables.drv