Hi,
While running your changed tests on Windows, I think I found new failures. Being a bot and all I'm not very good at pattern recognition, so I might be wrong, but could you please double-check?
Full results can be found at: https://testbot.winehq.org/JobDetails.pl?Key=44598
Your paranoid android.
=== debian9 (64 bit WoW report) ===
dbghelp: dbghelp.c:89: Test failed: StackWalk64() failed: 487 dbghelp.c:96: Test failed: got bad return address 0 dbghelp.c:124: Test failed: didn't find stack_walk_thread frame