soup-websocket-connection.c: In function 'send_message':
soup-websocket-connection.c:357:3: warning: right shift count >= width of type
   outer[2] = (length >> 56) & 0xFF;
   ^
soup-websocket-connection.c:358:3: warning: right shift count >= width of type
   outer[3] = (length >> 48) & 0xFF;
   ^
soup-websocket-connection.c:359:3: warning: right shift count >= width of type
   outer[4] = (length >> 40) & 0xFF;
   ^
soup-websocket-connection.c:360:3: warning: right shift count >= width of type
   outer[5] = (length >> 32) & 0xFF;
   ^
soup-websocket-connection.c: In function 'too_big_error_and_close':
soup-websocket-connection.c:500:2: error: format '%llu' expects argument of type 'long long unsigned int', but argument 5 has type 'gsize' [-Werror=format=]
  g_debug ("%s is trying to frame of size %" G_GUINT64_FORMAT " or greater, but max supported size is 128KiB",
  ^
cc1: some warnings being treated as errors
Makefile:888: recipe for target 'soup-websocket-connection.lo' failed
make[3]: *** [soup-websocket-connection.lo] Error 1

This happened in the 32 bits WebKit bot