these 2 derivations will be built:
  /nix/store/lssi06vjj24p5pvd7k0mgq36rk8vsm27-nixos-test-driver-vector.drv
  /nix/store/b3pjzd8y2yyqr1ks846449n5f9d3v6aa-vm-test-run-vector.drv