Memory allocation failed. Why?

[Kagamin via Digitalmars-d-learn]

On Monday, 21 November 2016 at 11:22:40 UTC, ag0aep6g wrote:
> Who could "someone" be? It's a self-contained example, and buf 
> doesn't leave the test function.

Anything in .data and .bss sections and stack. See 
https://issues.dlang.org/show_bug.cgi?id=15723

As for GC compaction: 
https://issues.dlang.org/show_bug.cgi?id=3284