rare crash setting a line soft wrapped
Found in fedora: https://retrace.fedoraproject.org/faf/reports/2885751/ (vte version 0:0.60.1-2.fc32):
3 g_assertion_message_expr.cold
4 g_assertion_message_cmpnum
5 vte::terminal::Terminal::set_soft_wrapped(long)
6 vte::terminal::Terminal::insert_char(unsigned int, bool, bool)
7 vte::terminal::Terminal::process_incoming_utf8()
8 vte::terminal::Terminal::time_process_incoming()
9 vte::terminal::Terminal::process(bool)
10 vte::terminal::update_repeat_timeout(void*)
One of the 2 assertions at the beginning of ::set_soft_wrapped must have failed; unfortunately there's no info on which one or what the values were.