Fails to init DIR on Arch linux

[jmarcet]

[13:42:32] root :: xps9570 ➜ /storage/backups/xps9570 » snapsync init arch /storage/backups/xps9570 130 ↵ INFO Snapsync : initialized /storage/backups/xps9570/log as a snapsync target INFO Snapsync : initialized /storage/backups/xps9570/home as a snapsync target INFO Snapsync : initialized /storage/backups/xps9570/local as a snapsync target INFO Snapsync : initialized /storage/backups/xps9570/root as a snapsync target INFO Snapsync : initialized /storage/backups/xps9570/opt as a snapsync target /usr/lib/ruby/gems/2.6.0/gems/ruby-dbus-0.11.0/lib/dbus/marshall.rb:301: warning: constant ::Fixnum is deprecated /usr/lib/ruby/gems/2.6.0/gems/ruby-dbus-0.11.0/lib/dbus/message.rb:129: warning: constant ::Fixnum is deprecated Traceback (most recent call last): 10: from /usr/bin/snapsync:23:in

' 9: from /usr/bin/snapsync:23:in load' 8: from /usr/lib/ruby/gems/2.6.0/gems/snapsync-0.3.0/bin/snapsync:4:in <top (required)>' 7: from /root/.gem/ruby/2.6.0/gems/thor-0.19.1/lib/thor/base.rb:440:in start' 6: from /root/.gem/ruby/2.6.0/gems/thor-0.19.1/lib/thor.rb:359:in dispatch' 5: from /root/.gem/ruby/2.6.0/gems/thor-0.19.1/lib/thor/invocation.rb:126:in invoke_command' 4: from /root/.gem/ruby/2.6.0/gems/thor-0.19.1/lib/thor/command.rb:27:in run' 3: from /usr/lib/ruby/gems/2.6.0/gems/snapsync-0.3.0/lib/snapsync/cli.rb:141:in init' 2: from /usr/lib/ruby/gems/2.6.0/gems/snapsync-0.3.0/lib/snapsync/cli.rb:169:in auto_add' 1: from /usr/lib/ruby/gems/2.6.0/gems/snapsync-0.3.0/lib/snapsync/auto_sync.rb:137:in add' /usr/lib/ruby/gems/2.6.0/gems/snapsync-0.3.0/lib/snapsync/partitions_monitor.rb:28:in monitor_for': undefined method to_str' for nil:NilClass (NoMethodError) [