#0  g_io_stream_get_input_stream (stream=0x0) at ../../../../gio/giostream.c:231
  [Error: giostream.c was not found in source tree]
#1  0x00007f0aeb751ecb in new_iostate (msg=0x7f0a9c017910, iostream=0x0, async_context=async_context@entry=0x0, mode=mode@entry=SOUP_MESSAGE_IO_CLIENT, get_headers_cb=get_headers_cb@entry=0x7f0aeb74fe60 <get_request_headers>, parse_headers_cb=parse_headers_cb@entry=0x7f0aeb74fc00 <parse_response_headers>, header_data=0x7f0ad4013210, completion_cb=0x7f0aeb7633b0 <message_completed>, completion_data=0x7f0ad4013210) at soup-message-io.c:1180
  [Error: soup-message-io.c was not found in source tree]
#2  0x00007f0aeb753994 in soup_message_io_client (item=item@entry=0x7f0ad4013210, iostream=<optimized out>, async_context=async_context@entry=0x0, get_headers_cb=get_headers_cb@entry=0x7f0aeb74fe60 <get_request_headers>, parse_headers_cb=parse_headers_cb@entry=0x7f0aeb74fc00 <parse_response_headers>, header_data=header_data@entry=0x7f0ad4013210, completion_cb=0x7f0aeb7633b0 <message_completed>, completion_data=0x7f0ad4013210) at soup-message-io.c:1210
  [Error: soup-message-io.c was not found in source tree]
#3  0x00007f0aeb750225 in soup_message_send_request (item=item@entry=0x7f0ad4013210, completion_cb=completion_cb@entry=0x7f0aeb7633b0 <message_completed>, user_data=user_data@entry=0x7f0ad4013210) at soup-message-client-io.c:161
  [Error: soup-message-client-io.c was not found in source tree]
#4  0x00007f0aeb73f336 in soup_connection_send_request (conn=<optimized out>, item=item@entry=0x7f0ad4013210, completion_cb=completion_cb@entry=0x7f0aeb7633b0 <message_completed>, user_data=user_data@entry=0x7f0ad4013210) at soup-connection.c:718
  [Error: soup-connection.c was not found in source tree]
#5  0x00007f0aeb75e1f4 in soup_session_send_queue_item (session=session@entry=0x7f0aa00637c0, item=item@entry=0x7f0ad4013210, completion_cb=completion_cb@entry=0x7f0aeb7633b0 <message_completed>) at soup-session.c:1328
  [Error: soup-session.c was not found in source tree]
#6  0x00007f0aeb762e9c in soup_session_process_queue_item (session=<optimized out>, item=0x7f0ad4013210, should_cleanup=<optimized out>, loop=<optimized out>) at soup-session.c:1990
  [Error: soup-session.c was not found in source tree]
#7  0x00007f0aeb76339e in soup_session_real_send_message (session=0x7f0aa00637c0, msg=0x7f0a9c017910) at soup-session.c:2221
  [Error: soup-session.c was not found in source tree]
#8  0x00007f0ad1e82798 in e_ews_notification_unsubscribe_folder_sync (notification=0x55bd70ed99e0, subscription_id=0x7f0a98007ee0 "GABzLWV4Y2gwMS5zZW5zaXJpb24ubG9rYWwQAAAAwp3c+kI7h0KdM/NLk7B4uey1y0JradUI") at ./src/server/e-ews-notification.c:485
  [Error: e-ews-notification.c was not found in source tree]
#9  0x00007f0ad1e831ba in e_ews_notification_get_events_thread (user_data=0x7f0a9c00f150) at ./src/server/e-ews-notification.c:882
  [Error: e-ews-notification.c was not found in source tree]
#10 0x00007f0aec566645 in g_thread_proxy (data=0x7f0aa8025b20) at ../../../../glib/gthread.c:784
  [Error: gthread.c was not found in source tree]
#11 0x00007f0aeb1c67fc in start_thread (arg=0x7f0ae1c0d700) at pthread_create.c:465
  [Error: pthread_create.c was not found in source tree]
#12 0x00007f0aebd0eb0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  [Error: clone.S was not found in source tree]