Description of problem:
I finished reading some email.  I used Alt-F T to invoke "Empty Trash", then I left the workspace.  About 15-30 seconds later, I get notification that Evolution had crashed.

Version-Release number of selected component:
evolution-3.10.4-2.fc20

Additional info:
reporter:       libreport-2.2.2
backtrace_rating: 4
cmdline:        evolution
crash_function: ____strtoul_l_internal
executable:     /usr/bin/evolution
kernel:         3.14.8-200.fc20.x86_64
runlevel:       N 5
type:           CCpp
uid:            13381

Truncated backtrace:
Thread no. 1 (8 frames)
 #0 ____strtoul_l_internal at ../stdlib/strtol_l.c:298
 #1 strtoul at ../stdlib/strtol.c:108
 #2 imapx_job_fetch_new_messages_start at camel-imapx-server.c:5485
 #3 camel_imapx_job_run at camel-imapx-job.c:255
 #4 imapx_submit_job at camel-imapx-server.c:3081
 #5 imapx_server_fetch_new_messages at camel-imapx-server.c:3243
 #6 imapx_idle_thread at camel-imapx-server.c:3307
 #7 g_thread_proxy at gthread.c:798