Skynet 1M Fiber microbenchmark in D

[Per Nordlöw]

On Wednesday, 18 October 2017 at 09:01:30 UTC, Per Nordlöw wrote:
> Creates an actor (goroutine, whatever), which spawns 10 new 
> actors, each of them spawns 10 more actors, etc. until one 
> million actors are created on the final level. Then, each of 
> them returns back its ordinal number (from 0 to 999999), which 
> are summed on the previous level and sent back upstream, until 
> reaching the root actor. (The answer should be 499999500000).
>
> See also: https://github.com/atemerev/skynet

I Fibers aren't supposed to take any parameters how are we 
supposed to pass values to it during creation?