# weechat --version
3.0.1

# rpm -q weechat
weechat-3.0.1-1.fc34.x86_64

# curl 'https://weechat.org/files/scripts/buffzilla.rb' -o ~/.weechat/ruby/buffzilla.rb
# curl 'https://weechat.org/files/scripts/pushsafer-weechat.rb' -o ~/.weechat/ruby/pushsafer-weechat.rb

/ruby load buffzilla.rb
ruby: loading script "/root/.weechat/ruby/buffzilla.rb"
ruby: registered script "buffzilla", version 0.1 (Copy all activity to a single read-only buffer.)

/ruby load pushsafer-weechat.rb

*** Very bad! WeeChat is crashing (SIGSEGV received)
*** Full crash dump was saved to /root/.weechat/weechat_crash_20210712_301467.log file.
***
*** Please help WeeChat developers to fix this bug:
***
***   1. If you have a core file, please run: gdb /path/to/weechat core
***      then issue command: "bt full" and send result to developers.
***      See the user's guide for more info about enabling the core files
***      and reporting crashes:
***      https://weechat.org/doc/stable/user#report_crashes
***
***   2. Otherwise send the backtrace (below), only if it is a complete trace.
***      Keep the crash log file, just in case developers ask you some info
***      (be careful, private info like passwords may be in this file).

======= WeeChat backtrace =======
(written by WeeChat 3.0.1, compiled on Feb 12 2021 00:00:00)
001  ??:0 [function ??]
002  ??:0 [function ??]
003  ??:? [function rb_bug_reporter_add]
004  ??:? [function ruby_sysinit]
005  ??:? [function funlockfile]
006  ??:? [function rb_check_copyable]
007  ??:? [function rb_extend_object]
008  ??:? [function rb_exc_raise]
009  ??:? [function rb_enc_raise]
010  ??:? [function rb_raise]
011  ??:? [function rb_obj_is_instance_of]
012  ??:? [function rb_convert_type_with_id]
013  ??:? [function rb_string_value]
014  ??:? [function rb_string_value_ptr]
015  ??:? [function weechat_ruby_print_exception]
016  ??:? [function weechat_ruby_exec]
017  ??:? [function weechat_ruby_api_hook_print_cb]
018  ??:0 [function ??]
019  ??:? [function weechat_ruby_load]
020  ??:? [function weechat_ruby_command_cb]
021  ??:0 [function ??]
022  ??:0 [function ??]
023  ??:0 [function ??]
024  ??:0 [function ??]
025  ??:0 [function ??]
026  ??:0 [function ??]
027  ??:0 [function ??]
028  ??:0 [function ??]
029  ??:0 [function ??]
030  ??:0 [function ??]
======= End of  backtrace =======
Aborted (core dumped)