Hi,
While running your changed tests, 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=51279
Your paranoid android.
=== debian9 (build log) ===
error: patch failed: dlls/mfreadwrite/main.c:79 error: patch failed: dlls/mfreadwrite/tests/mfplat.c:315 error: patch failed: dlls/mfreadwrite/main.c:613 Task: Patch failed to apply
=== debian9 (build log) ===
error: patch failed: dlls/mfreadwrite/main.c:79 error: patch failed: dlls/mfreadwrite/tests/mfplat.c:315 error: patch failed: dlls/mfreadwrite/main.c:613 Task: Patch failed to apply