/usr/lib/x86_64-linux-gnu/ada/ is in libflorist2014-dev 2014-2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/ada/adalib/
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/ada_streams.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/ada_task_identification.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-asynchronous_io.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-c.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-calendar.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-condition_variables.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-configurable_file_limits.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-configurable_system_limits.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-file_locking.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-file_status-extensions.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-file_status.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-files.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-generic_shared_memory.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-group_database.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-implementation-ok_signals.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-implementation.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-io.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-limits.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-memory_locking.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-memory_mapping.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-memory_range_locking.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-message_queues.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-mutexes.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-options.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-page_alignment.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-permissions-implementation.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-permissions.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-process_environment.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-process_identification.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-process_primitives.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-process_scheduling.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-process_times.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-semaphores.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-shared_memory_objects.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-signals.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-supplement_to_ada_io.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-terminal_functions.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-timers-extensions.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-timers.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-unsafe_process_primitives.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix-user_database.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_asynchronous_io.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_calendar.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_condition_variables.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_configurable_file_limits.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_configurable_system_limits.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_file_locking.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_file_status.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_files.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_generic_shared_memory.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_group_database.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_io.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_limits.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_memory_locking.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_memory_mapping.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_memory_range_locking.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_message_queues.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_mutexes.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_options.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_page_alignment.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_permissions.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_process_environment.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_process_identification.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_process_primitives.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_process_scheduling.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_process_times.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_semaphores.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_shared_memory_objects.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_signals.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_supplement_to_ada_io.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_terminal_functions.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_timers.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_unsafe_process_primitives.ali
/usr/lib/x86_64-linux-gnu/ada/adalib/florist/posix_user_database.ali