/usr/share/doc/ruby-amqp/examples/error_handling/ is in ruby-amqp 0.9.5-2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/ruby-amqp/examples/error_handling/automatic_recovery_of_channel_and_queues.rb
/usr/share/doc/ruby-amqp/examples/error_handling/automatically_recovering_hello_world_consumer.rb
/usr/share/doc/ruby-amqp/examples/error_handling/automatically_recovering_hello_world_consumer_that_uses_a_server_named_queue.rb
/usr/share/doc/ruby-amqp/examples/error_handling/basic_connection_failover.rb
/usr/share/doc/ruby-amqp/examples/error_handling/channel_level_exception.rb
/usr/share/doc/ruby-amqp/examples/error_handling/channel_level_exception_with_multiple_channels_involved.rb
/usr/share/doc/ruby-amqp/examples/error_handling/connection_level_exception.rb
/usr/share/doc/ruby-amqp/examples/error_handling/connection_level_exception_with_objects.rb
/usr/share/doc/ruby-amqp/examples/error_handling/connection_loss_handler.rb
/usr/share/doc/ruby-amqp/examples/error_handling/global_channel_level_exception_handler.rb
/usr/share/doc/ruby-amqp/examples/error_handling/handling_authentication_failure_with_a_callback.rb
/usr/share/doc/ruby-amqp/examples/error_handling/handling_authentication_failure_with_a_rescue_block.rb
/usr/share/doc/ruby-amqp/examples/error_handling/handling_vhost_misconfiguration_with_a_rescue_block.rb
/usr/share/doc/ruby-amqp/examples/error_handling/hello_world_producer.rb
/usr/share/doc/ruby-amqp/examples/error_handling/insufficient_permissions.rb
/usr/share/doc/ruby-amqp/examples/error_handling/manual_connection_and_channel_recovery.rb
/usr/share/doc/ruby-amqp/examples/error_handling/queue_exclusivity_violation.rb
/usr/share/doc/ruby-amqp/examples/error_handling/queue_name_violation.rb
/usr/share/doc/ruby-amqp/examples/error_handling/reopening_a_channel_after_channel_level_exception.rb
/usr/share/doc/ruby-amqp/examples/error_handling/tcp_connection_failure_handling_with_a_rescue_block.rb
/usr/share/doc/ruby-amqp/examples/error_handling/tcp_connection_failure_with_a_callback.rb