these 2 derivations will be built:
  /nix/store/ljixhg3x9zsnpasx6jz7gpb3dzyl2apx-nixos-test-driver-tinc-auth-container.drv
  /nix/store/bjs8vxb743ibxrp0y4i4divb6v4wh05c-container-test-run-tinc-auth-container.drv