diff -r 341bddf88ac5 -r a68036b849b0 mercurial/copies.py
--- a/mercurial/copies.py	Fri Apr 12 21:41:51 2019 -0700
+++ b/mercurial/copies.py	Mon Apr 15 14:09:18 2019 -0700
@@ -625,9 +625,6 @@
         else:
             divergeset.update(fl) # reverse map for below
 
-    if bothnew:
-        repo.ui.debug("  unmatched files new in both:\n   %s\n"
-                      % "\n   ".join(bothnew))
     bothdiverge = {}
     bothincompletediverge = {}
     remainder = {}