Comment 2 for bug 983757

StacktraceTop:
 g_assertion_message (domain=<optimized out>, file=<optimized out>, line=<optimized out>, func=0x7ffd7ac7ece0 "gee_array_list_real_get", message=0x7ffd484fa110 "assertion failed: (_tmp1_ < _tmp2_)") at /build/buildd/glib2.0-2.32.1/./glib/gtestutils.c:1861
 g_assertion_message_expr (domain=0x0, file=0x7ffd7ac7ea50 "arraylist.c", line=518, func=0x7ffd7ac7ece0 "gee_array_list_real_get", expr=<optimized out>) at /build/buildd/glib2.0-2.32.1/./glib/gtestutils.c:1872
 gee_array_list_real_get (base=<optimized out>, index=<optimized out>) at arraylist.c:518
 gee_array_list_real_get (base=<optimized out>, index=<optimized out>) at arraylist.c:502
 sorted_list_get_sorted_insert_pos (self=0x22448f0, item=0x7ffd48311c50) at /build/buildd/shotwell-0.12.2/src/SortedList.vala:276