lib-python/3/test/test_io.py::unmodified

== PyPy 3.12.13 (e99dc7a98783, Jul 10 2026, 03:55:12) [PyPy 8.0.0-alpha0 with GCC 10.2.1 20210130 (Red Hat 10.2.1-11)]
== Linux-5.4.0-182-generic-i686-with-glibc2.17 little-endian
== Python build: release with_assert
== cwd: /build_dir/tmp/pytest/test_python_worker_2722719æ
== CPU count: 8
== encodings: locale=UTF-8 FS=utf-8
== resources (3): curses,gui,network

Using random seed: 2202844579
0:00:00 load avg: 5.14 Run 1 test sequentially in a single process
0:00:00 load avg: 5.14 [1/1] test_io
test_BufferedIOBase_destructor (test.test_io.CIOTest.test_BufferedIOBase_destructor) ... ok
test_BufferedIOBase_readinto (test.test_io.CIOTest.test_BufferedIOBase_readinto) ... ok
test_IOBase_destructor (test.test_io.CIOTest.test_IOBase_destructor) ... ok
test_IOBase_finalize (test.test_io.CIOTest.test_IOBase_finalize) ... ok
test_RawIOBase_destructor (test.test_io.CIOTest.test_RawIOBase_destructor) ... ok
test_RawIOBase_read (test.test_io.CIOTest.test_RawIOBase_read) ... ok
test_RawIOBase_readall (test.test_io.CIOTest.test_RawIOBase_readall) ... ok
test_TextIOBase_destructor (test.test_io.CIOTest.test_TextIOBase_destructor) ... ok
test_append_mode_tell (test.test_io.CIOTest.test_append_mode_tell) ... ok
test_array_writes (test.test_io.CIOTest.test_array_writes) ... ok
test_bad_opener_negative_1 (test.test_io.CIOTest.test_bad_opener_negative_1) ... ok
test_bad_opener_other_negative (test.test_io.CIOTest.test_bad_opener_other_negative) ... ok
test_buffered_file_io (test.test_io.CIOTest.test_buffered_file_io) ... ERROR
test_buffered_readinto_mixin (test.test_io.CIOTest.test_buffered_readinto_mixin) ... 
  test_buffered_readinto_mixin (test.test_io.CIOTest.test_buffered_readinto_mixin) [readinto] ... ERROR
  test_buffered_readinto_mixin (test.test_io.CIOTest.test_buffered_readinto_mixin) [readinto1] ... ERROR
test_close_assert (test.test_io.CIOTest.test_close_assert) ... ok
test_close_flushes (test.test_io.CIOTest.test_close_flushes) ... ok
test_closefd (test.test_io.CIOTest.test_closefd) ... ok
test_closefd_attr (test.test_io.CIOTest.test_closefd_attr) ... ok
test_destructor (test.test_io.CIOTest.test_destructor) ... ok
test_fileio_closefd (test.test_io.CIOTest.test_fileio_closefd) ... ok
test_flush_error_on_close (test.test_io.CIOTest.test_flush_error_on_close) ... ok
test_fspath_support (test.test_io.CIOTest.test_fspath_support) ... ok
test_garbage_collection (test.test_io.CIOTest.test_garbage_collection) ... ok
test_invalid_newline (test.test_io.CIOTest.test_invalid_newline) ... ok
test_invalid_operations (test.test_io.CIOTest.test_invalid_operations) ... ok
test_large_file_ops (test.test_io.CIOTest.test_large_file_ops) ... ok
test_multi_close (test.test_io.CIOTest.test_multi_close) ... ok
test_next_nonsizeable (test.test_io.CIOTest.test_next_nonsizeable) ... ok
test_no_closefd_with_filename (test.test_io.CIOTest.test_no_closefd_with_filename) ... ok
test_nonbuffered_textio (test.test_io.CIOTest.test_nonbuffered_textio) ... ok
test_open_handles_NUL_chars (test.test_io.CIOTest.test_open_handles_NUL_chars) ... ok
test_opener (test.test_io.CIOTest.test_opener) ... ok
test_opener_invalid_fd (test.test_io.CIOTest.test_opener_invalid_fd) ... ok
test_optional_abilities (test.test_io.CIOTest.test_optional_abilities) ... ok
test_raw_bytes_io (test.test_io.CIOTest.test_raw_bytes_io) ... ERROR
test_raw_file_io (test.test_io.CIOTest.test_raw_file_io) ... ERROR
test_read_closed (test.test_io.CIOTest.test_read_closed) ... ok
test_readline (test.test_io.CIOTest.test_readline) ... ok
test_readline_nonsizeable (test.test_io.CIOTest.test_readline_nonsizeable) ... ok
test_types_have_dict (test.test_io.CIOTest.test_types_have_dict) ... ok
test_unbounded_file (test.test_io.CIOTest.test_unbounded_file) ... skipped 'test requires at least 2 GiB of memory'
test_with_open (test.test_io.CIOTest.test_with_open) ... ok
test_BufferedIOBase_destructor (test.test_io.PyIOTest.test_BufferedIOBase_destructor) ... ok
test_BufferedIOBase_readinto (test.test_io.PyIOTest.test_BufferedIOBase_readinto) ... ok
test_IOBase_destructor (test.test_io.PyIOTest.test_IOBase_destructor) ... ok
test_RawIOBase_destructor (test.test_io.PyIOTest.test_RawIOBase_destructor) ... ok
test_RawIOBase_read (test.test_io.PyIOTest.test_RawIOBase_read) ... ok
test_RawIOBase_readall (test.test_io.PyIOTest.test_RawIOBase_readall) ... ok
test_TextIOBase_destructor (test.test_io.PyIOTest.test_TextIOBase_destructor) ... ok
test_append_mode_tell (test.test_io.PyIOTest.test_append_mode_tell) ... ok
test_array_writes (test.test_io.PyIOTest.test_array_writes) ... ok
test_bad_opener_negative_1 (test.test_io.PyIOTest.test_bad_opener_negative_1) ... ok
test_bad_opener_other_negative (test.test_io.PyIOTest.test_bad_opener_other_negative) ... ok
test_buffered_file_io (test.test_io.PyIOTest.test_buffered_file_io) ... ERROR
test_buffered_readinto_mixin (test.test_io.PyIOTest.test_buffered_readinto_mixin) ... 
  test_buffered_readinto_mixin (test.test_io.PyIOTest.test_buffered_readinto_mixin) [readinto] ... ERROR
  test_buffered_readinto_mixin (test.test_io.PyIOTest.test_buffered_readinto_mixin) [readinto1] ... ERROR
test_close_assert (test.test_io.PyIOTest.test_close_assert) ... ok
test_close_flushes (test.test_io.PyIOTest.test_close_flushes) ... ok
test_closefd (test.test_io.PyIOTest.test_closefd) ... ok
test_closefd_attr (test.test_io.PyIOTest.test_closefd_attr) ... ok
test_destructor (test.test_io.PyIOTest.test_destructor) ... ok
test_fileio_closefd (test.test_io.PyIOTest.test_fileio_closefd) ... ok
test_flush_error_on_close (test.test_io.PyIOTest.test_flush_error_on_close) ... ok
test_fspath_support (test.test_io.PyIOTest.test_fspath_support) ... ok
test_garbage_collection (test.test_io.PyIOTest.test_garbage_collection) ... ok
test_invalid_newline (test.test_io.PyIOTest.test_invalid_newline) ... ok
test_invalid_operations (test.test_io.PyIOTest.test_invalid_operations) ... ok
test_large_file_ops (test.test_io.PyIOTest.test_large_file_ops) ... ok
test_multi_close (test.test_io.PyIOTest.test_multi_close) ... ok
test_next_nonsizeable (test.test_io.PyIOTest.test_next_nonsizeable) ... ok
test_no_closefd_with_filename (test.test_io.PyIOTest.test_no_closefd_with_filename) ... ok
test_nonbuffered_textio (test.test_io.PyIOTest.test_nonbuffered_textio) ... ok
test_open_handles_NUL_chars (test.test_io.PyIOTest.test_open_handles_NUL_chars) ... ok
test_opener (test.test_io.PyIOTest.test_opener) ... ok
test_opener_invalid_fd (test.test_io.PyIOTest.test_opener_invalid_fd) ... ok
test_optional_abilities (test.test_io.PyIOTest.test_optional_abilities) ... ok
test_raw_bytes_io (test.test_io.PyIOTest.test_raw_bytes_io) ... ERROR
test_raw_file_io (test.test_io.PyIOTest.test_raw_file_io) ... ERROR
test_read_closed (test.test_io.PyIOTest.test_read_closed) ... ok
test_readline (test.test_io.PyIOTest.test_readline) ... ok
test_readline_nonsizeable (test.test_io.PyIOTest.test_readline_nonsizeable) ... ok
test_types_have_dict (test.test_io.PyIOTest.test_types_have_dict) ... ok
test_unbounded_file (test.test_io.PyIOTest.test_unbounded_file) ... skipped 'test requires at least 2 GiB of memory'
test_with_open (test.test_io.PyIOTest.test_with_open) ... ok
test_RawIOBase_io_in_pyio_match (test.test_io.APIMismatchTest.test_RawIOBase_io_in_pyio_match)
Test that pyio RawIOBase class has all c RawIOBase methods ... skipped 'implementation detail specific to cpython'
test_RawIOBase_pyio_in_io_match (test.test_io.APIMismatchTest.test_RawIOBase_pyio_in_io_match)
Test that c RawIOBase class has all pyio RawIOBase methods ... skipped 'implementation detail specific to cpython'
test_args_error (test.test_io.CBufferedReaderTest.test_args_error) ... ok
test_bad_readinto_type (test.test_io.CBufferedReaderTest.test_bad_readinto_type) ... ERROR
test_bad_readinto_value (test.test_io.CBufferedReaderTest.test_bad_readinto_value) ... ok
test_buffer_freeing (test.test_io.CBufferedReaderTest.test_buffer_freeing) ... skipped 'implementation detail specific to cpython'
test_buffering (test.test_io.CBufferedReaderTest.test_buffering) ... ok
test_close_error_on_close (test.test_io.CBufferedReaderTest.test_close_error_on_close) ... ok
test_constructor (test.test_io.CBufferedReaderTest.test_constructor) ... ok
test_context_manager (test.test_io.CBufferedReaderTest.test_context_manager) ... ok
test_detach (test.test_io.CBufferedReaderTest.test_detach) ... ok
test_error_through_destructor (test.test_io.CBufferedReaderTest.test_error_through_destructor) ... ok
test_fileno (test.test_io.CBufferedReaderTest.test_fileno) ... ok
test_flush_error_on_close (test.test_io.CBufferedReaderTest.test_flush_error_on_close) ... ok
test_garbage_collection (test.test_io.CBufferedReaderTest.test_garbage_collection) ... ok
test_initialization (test.test_io.CBufferedReaderTest.test_initialization) ... ok
test_invalid_args (test.test_io.CBufferedReaderTest.test_invalid_args) ... ok
test_misbehaved_io (test.test_io.CBufferedReaderTest.test_misbehaved_io) ... ok
test_misbehaved_io_read (test.test_io.CBufferedReaderTest.test_misbehaved_io_read) ... ok
test_multi_close (test.test_io.CBufferedReaderTest.test_multi_close) ... ok
test_no_extraneous_read (test.test_io.CBufferedReaderTest.test_no_extraneous_read) ... ok
test_nonnormalized_close_error_on_close (test.test_io.CBufferedReaderTest.test_nonnormalized_close_error_on_close) ... ok
test_override_destructor (test.test_io.CBufferedReaderTest.test_override_destructor) ... ok
test_read (test.test_io.CBufferedReaderTest.test_read) ... ok
test_read1 (test.test_io.CBufferedReaderTest.test_read1) ... ok
test_read1_arbitrary (test.test_io.CBufferedReaderTest.test_read1_arbitrary) ... ok
test_read_all (test.test_io.CBufferedReaderTest.test_read_all) ... ok
test_read_non_blocking (test.test_io.CBufferedReaderTest.test_read_non_blocking) ... ok
test_read_on_closed (test.test_io.CBufferedReaderTest.test_read_on_closed) ... 
  test_read_on_closed (test.test_io.CBufferedReaderTest.test_read_on_closed) [flush] ... FAIL
test_read_past_eof (test.test_io.CBufferedReaderTest.test_read_past_eof) ... ok
test_readinto (test.test_io.CBufferedReaderTest.test_readinto) ... ok
test_readinto1 (test.test_io.CBufferedReaderTest.test_readinto1) ... ok
test_readinto1_array (test.test_io.CBufferedReaderTest.test_readinto1_array) ... ok
test_readinto_array (test.test_io.CBufferedReaderTest.test_readinto_array) ... ok
test_readlines (test.test_io.CBufferedReaderTest.test_readlines) ... ok
test_readonly_attributes (test.test_io.CBufferedReaderTest.test_readonly_attributes) ... ok
test_recursive_repr (test.test_io.CBufferedReaderTest.test_recursive_repr) ... ok
test_repr (test.test_io.CBufferedReaderTest.test_repr) ... ok
test_seek_character_device_file (test.test_io.CBufferedReaderTest.test_seek_character_device_file) ... ok
test_sizeof (test.test_io.CBufferedReaderTest.test_sizeof) ... skipped 'implementation detail specific to cpython'
test_tell_character_device_file (test.test_io.CBufferedReaderTest.test_tell_character_device_file) ... ok
test_threads (test.test_io.CBufferedReaderTest.test_threads) ... skipped "resource 'cpu' is not enabled"
test_truncate_on_read_only (test.test_io.CBufferedReaderTest.test_truncate_on_read_only) ... ok
test_uninitialized (test.test_io.CBufferedReaderTest.test_uninitialized) ... ok
test_unseekable (test.test_io.CBufferedReaderTest.test_unseekable) ... ok
test_buffering (test.test_io.PyBufferedReaderTest.test_buffering) ... ok
test_close_error_on_close (test.test_io.PyBufferedReaderTest.test_close_error_on_close) ... ok
test_constructor (test.test_io.PyBufferedReaderTest.test_constructor) ... ok
test_context_manager (test.test_io.PyBufferedReaderTest.test_context_manager) ... ok
test_detach (test.test_io.PyBufferedReaderTest.test_detach) ... ok
test_error_through_destructor (test.test_io.PyBufferedReaderTest.test_error_through_destructor) ... ok
test_fileno (test.test_io.PyBufferedReaderTest.test_fileno) ... ok
test_flush_error_on_close (test.test_io.PyBufferedReaderTest.test_flush_error_on_close) ... ok
test_invalid_args (test.test_io.PyBufferedReaderTest.test_invalid_args) ... ok
test_misbehaved_io (test.test_io.PyBufferedReaderTest.test_misbehaved_io) ... ok
test_multi_close (test.test_io.PyBufferedReaderTest.test_multi_close) ... ok
test_no_extraneous_read (test.test_io.PyBufferedReaderTest.test_no_extraneous_read) ... ok
test_nonnormalized_close_error_on_close (test.test_io.PyBufferedReaderTest.test_nonnormalized_close_error_on_close) ... ok
test_override_destructor (test.test_io.PyBufferedReaderTest.test_override_destructor) ... ok
test_read (test.test_io.PyBufferedReaderTest.test_read) ... ok
test_read1 (test.test_io.PyBufferedReaderTest.test_read1) ... ok
test_read1_arbitrary (test.test_io.PyBufferedReaderTest.test_read1_arbitrary) ... ok
test_read_all (test.test_io.PyBufferedReaderTest.test_read_all) ... ok
test_read_non_blocking (test.test_io.PyBufferedReaderTest.test_read_non_blocking) ... ok
test_read_on_closed (test.test_io.PyBufferedReaderTest.test_read_on_closed) ... ok
test_read_past_eof (test.test_io.PyBufferedReaderTest.test_read_past_eof) ... ok
test_readinto (test.test_io.PyBufferedReaderTest.test_readinto) ... ok
test_readinto1 (test.test_io.PyBufferedReaderTest.test_readinto1) ... ok
test_readinto1_array (test.test_io.PyBufferedReaderTest.test_readinto1_array) ... ok
test_readinto_array (test.test_io.PyBufferedReaderTest.test_readinto_array) ... ok
test_readlines (test.test_io.PyBufferedReaderTest.test_readlines) ... ok
test_readonly_attributes (test.test_io.PyBufferedReaderTest.test_readonly_attributes) ... ok
test_recursive_repr (test.test_io.PyBufferedReaderTest.test_recursive_repr) ... ok
test_repr (test.test_io.PyBufferedReaderTest.test_repr) ... ok
test_seek_character_device_file (test.test_io.PyBufferedReaderTest.test_seek_character_device_file) ... ok
test_tell_character_device_file (test.test_io.PyBufferedReaderTest.test_tell_character_device_file) ... ok
test_threads (test.test_io.PyBufferedReaderTest.test_threads) ... skipped "resource 'cpu' is not enabled"
test_truncate_on_read_only (test.test_io.PyBufferedReaderTest.test_truncate_on_read_only) ... ok
test_uninitialized (test.test_io.PyBufferedReaderTest.test_uninitialized) ... ok
test_unseekable (test.test_io.PyBufferedReaderTest.test_unseekable) ... ok
test_args_error (test.test_io.CBufferedWriterTest.test_args_error) ... ok
test_buffer_freeing (test.test_io.CBufferedWriterTest.test_buffer_freeing) ... skipped 'implementation detail specific to cpython'
test_close_error_on_close (test.test_io.CBufferedWriterTest.test_close_error_on_close) ... ok
test_constructor (test.test_io.CBufferedWriterTest.test_constructor) ... ok
test_context_manager (test.test_io.CBufferedWriterTest.test_context_manager) ... ok
test_destructor (test.test_io.CBufferedWriterTest.test_destructor) ... ok
test_detach (test.test_io.CBufferedWriterTest.test_detach) ... ok
test_detach_flush (test.test_io.CBufferedWriterTest.test_detach_flush) ... ok
test_error_through_destructor (test.test_io.CBufferedWriterTest.test_error_through_destructor) ... ok
test_fileno (test.test_io.CBufferedWriterTest.test_fileno) ... ok
test_flush (test.test_io.CBufferedWriterTest.test_flush) ... ok
test_flush_error_on_close (test.test_io.CBufferedWriterTest.test_flush_error_on_close) ... ok
test_garbage_collection (test.test_io.CBufferedWriterTest.test_garbage_collection) ... ok
test_initialization (test.test_io.CBufferedWriterTest.test_initialization) ... ok
test_invalid_args (test.test_io.CBufferedWriterTest.test_invalid_args) ... ok
test_max_buffer_size_removal (test.test_io.CBufferedWriterTest.test_max_buffer_size_removal) ... ok
test_misbehaved_io (test.test_io.CBufferedWriterTest.test_misbehaved_io) ... ok
test_multi_close (test.test_io.CBufferedWriterTest.test_multi_close) ... ok
test_nonnormalized_close_error_on_close (test.test_io.CBufferedWriterTest.test_nonnormalized_close_error_on_close) ... ok
test_override_destructor (test.test_io.CBufferedWriterTest.test_override_destructor) ... ok
test_readonly_attributes (test.test_io.CBufferedWriterTest.test_readonly_attributes) ... ok
test_recursive_repr (test.test_io.CBufferedWriterTest.test_recursive_repr) ... ok
test_repr (test.test_io.CBufferedWriterTest.test_repr) ... ok
test_sizeof (test.test_io.CBufferedWriterTest.test_sizeof) ... skipped 'implementation detail specific to cpython'
test_slow_close_from_thread (test.test_io.CBufferedWriterTest.test_slow_close_from_thread) ... ok
test_threads (test.test_io.CBufferedWriterTest.test_threads) ... skipped "resource 'cpu' is not enabled"
test_truncate (test.test_io.CBufferedWriterTest.test_truncate) ... ok
test_truncate_after_write (test.test_io.CBufferedWriterTest.test_truncate_after_write) ... ok
test_uninitialized (test.test_io.CBufferedWriterTest.test_uninitialized) ... ok
test_unseekable (test.test_io.CBufferedWriterTest.test_unseekable) ... ok
test_write (test.test_io.CBufferedWriterTest.test_write) ... ok
test_write_and_rewind (test.test_io.CBufferedWriterTest.test_write_and_rewind) ... ok
test_write_error_on_close (test.test_io.CBufferedWriterTest.test_write_error_on_close) ... ok
test_write_non_blocking (test.test_io.CBufferedWriterTest.test_write_non_blocking) ... ok
test_write_overflow (test.test_io.CBufferedWriterTest.test_write_overflow) ... ok
test_writelines (test.test_io.CBufferedWriterTest.test_writelines) ... ok
test_writelines_error (test.test_io.CBufferedWriterTest.test_writelines_error) ... ok
test_writelines_userlist (test.test_io.CBufferedWriterTest.test_writelines_userlist) ... ok
test_writes (test.test_io.CBufferedWriterTest.test_writes) ... ok
test_writes_and_flushes (test.test_io.CBufferedWriterTest.test_writes_and_flushes) ... ok
test_writes_and_seeks (test.test_io.CBufferedWriterTest.test_writes_and_seeks) ... ok
test_writes_and_truncates (test.test_io.CBufferedWriterTest.test_writes_and_truncates) ... ok
test_close_error_on_close (test.test_io.PyBufferedWriterTest.test_close_error_on_close) ... ok
test_constructor (test.test_io.PyBufferedWriterTest.test_constructor) ... ok
test_context_manager (test.test_io.PyBufferedWriterTest.test_context_manager) ... ok
test_destructor (test.test_io.PyBufferedWriterTest.test_destructor) ... ok
test_detach (test.test_io.PyBufferedWriterTest.test_detach) ... ok
test_detach_flush (test.test_io.PyBufferedWriterTest.test_detach_flush) ... ok
test_error_through_destructor (test.test_io.PyBufferedWriterTest.test_error_through_destructor) ... ok
test_fileno (test.test_io.PyBufferedWriterTest.test_fileno) ... ok
test_flush (test.test_io.PyBufferedWriterTest.test_flush) ... ok
test_flush_error_on_close (test.test_io.PyBufferedWriterTest.test_flush_error_on_close) ... ok
test_invalid_args (test.test_io.PyBufferedWriterTest.test_invalid_args) ... ok
test_max_buffer_size_removal (test.test_io.PyBufferedWriterTest.test_max_buffer_size_removal) ... ok
test_misbehaved_io (test.test_io.PyBufferedWriterTest.test_misbehaved_io) ... ok
test_multi_close (test.test_io.PyBufferedWriterTest.test_multi_close) ... ok
test_nonnormalized_close_error_on_close (test.test_io.PyBufferedWriterTest.test_nonnormalized_close_error_on_close) ... ok
test_override_destructor (test.test_io.PyBufferedWriterTest.test_override_destructor) ... ok
test_readonly_attributes (test.test_io.PyBufferedWriterTest.test_readonly_attributes) ... ok
test_recursive_repr (test.test_io.PyBufferedWriterTest.test_recursive_repr) ... ok
test_repr (test.test_io.PyBufferedWriterTest.test_repr) ... ok
test_slow_close_from_thread (test.test_io.PyBufferedWriterTest.test_slow_close_from_thread) ... ok
test_threads (test.test_io.PyBufferedWriterTest.test_threads) ... skipped "resource 'cpu' is not enabled"
test_truncate (test.test_io.PyBufferedWriterTest.test_truncate) ... ok
test_truncate_after_write (test.test_io.PyBufferedWriterTest.test_truncate_after_write) ... ok
test_uninitialized (test.test_io.PyBufferedWriterTest.test_uninitialized) ... ok
test_unseekable (test.test_io.PyBufferedWriterTest.test_unseekable) ... ok
test_write (test.test_io.PyBufferedWriterTest.test_write) ... ok
test_write_and_rewind (test.test_io.PyBufferedWriterTest.test_write_and_rewind) ... ok
test_write_error_on_close (test.test_io.PyBufferedWriterTest.test_write_error_on_close) ... ok
test_write_non_blocking (test.test_io.PyBufferedWriterTest.test_write_non_blocking) ... ok
test_write_overflow (test.test_io.PyBufferedWriterTest.test_write_overflow) ... ok
test_writelines (test.test_io.PyBufferedWriterTest.test_writelines) ... ok
test_writelines_error (test.test_io.PyBufferedWriterTest.test_writelines_error) ... ok
test_writelines_userlist (test.test_io.PyBufferedWriterTest.test_writelines_userlist) ... ok
test_writes (test.test_io.PyBufferedWriterTest.test_writes) ... ok
test_writes_and_flushes (test.test_io.PyBufferedWriterTest.test_writes_and_flushes) ... ok
test_writes_and_seeks (test.test_io.PyBufferedWriterTest.test_writes_and_seeks) ... ok
test_writes_and_truncates (test.test_io.PyBufferedWriterTest.test_writes_and_truncates) ... ok
test_close_and_closed (test.test_io.CBufferedRWPairTest.test_close_and_closed) ... ok
test_constructor (test.test_io.CBufferedRWPairTest.test_constructor) ... ok
test_constructor_max_buffer_size_removal (test.test_io.CBufferedRWPairTest.test_constructor_max_buffer_size_removal) ... ok
test_constructor_with_not_readable (test.test_io.CBufferedRWPairTest.test_constructor_with_not_readable) ... ok
test_constructor_with_not_writeable (test.test_io.CBufferedRWPairTest.test_constructor_with_not_writeable) ... ok
test_detach (test.test_io.CBufferedRWPairTest.test_detach) ... ok
test_isatty (test.test_io.CBufferedRWPairTest.test_isatty) ... ok
test_peek (test.test_io.CBufferedRWPairTest.test_peek) ... ok
test_read (test.test_io.CBufferedRWPairTest.test_read) ... ok
test_read1 (test.test_io.CBufferedRWPairTest.test_read1) ... ok
test_readable (test.test_io.CBufferedRWPairTest.test_readable) ... ok
test_reader_close_error_on_close (test.test_io.CBufferedRWPairTest.test_reader_close_error_on_close) ... ok
test_reader_writer_close_error_on_close (test.test_io.CBufferedRWPairTest.test_reader_writer_close_error_on_close) ... ok
test_readinto (test.test_io.CBufferedRWPairTest.test_readinto) ... 
  test_readinto (test.test_io.CBufferedRWPairTest.test_readinto) [readinto] ... ERROR
  test_readinto (test.test_io.CBufferedRWPairTest.test_readinto) [readinto1] ... ERROR
test_readlines (test.test_io.CBufferedRWPairTest.test_readlines) ... ok
test_seekable (test.test_io.CBufferedRWPairTest.test_seekable) ... ok
test_uninitialized (test.test_io.CBufferedRWPairTest.test_uninitialized) ... ok
test_weakref_clearing (test.test_io.CBufferedRWPairTest.test_weakref_clearing) ... ok
test_write (test.test_io.CBufferedRWPairTest.test_write) ... ok
test_writeable (test.test_io.CBufferedRWPairTest.test_writeable) ... ok
test_writer_close_error_on_close (test.test_io.CBufferedRWPairTest.test_writer_close_error_on_close) ... ok
test_close_and_closed (test.test_io.PyBufferedRWPairTest.test_close_and_closed) ... ok
test_constructor (test.test_io.PyBufferedRWPairTest.test_constructor) ... ok
test_constructor_max_buffer_size_removal (test.test_io.PyBufferedRWPairTest.test_constructor_max_buffer_size_removal) ... ok
test_constructor_with_not_readable (test.test_io.PyBufferedRWPairTest.test_constructor_with_not_readable) ... ok
test_constructor_with_not_writeable (test.test_io.PyBufferedRWPairTest.test_constructor_with_not_writeable) ... ok
test_detach (test.test_io.PyBufferedRWPairTest.test_detach) ... ok
test_isatty (test.test_io.PyBufferedRWPairTest.test_isatty) ... ok
test_peek (test.test_io.PyBufferedRWPairTest.test_peek) ... ok
test_read (test.test_io.PyBufferedRWPairTest.test_read) ... ok
test_read1 (test.test_io.PyBufferedRWPairTest.test_read1) ... ok
test_readable (test.test_io.PyBufferedRWPairTest.test_readable) ... ok
test_reader_close_error_on_close (test.test_io.PyBufferedRWPairTest.test_reader_close_error_on_close) ... ok
test_reader_writer_close_error_on_close (test.test_io.PyBufferedRWPairTest.test_reader_writer_close_error_on_close) ... ok
test_readinto (test.test_io.PyBufferedRWPairTest.test_readinto) ... 
  test_readinto (test.test_io.PyBufferedRWPairTest.test_readinto) [readinto] ... ERROR
  test_readinto (test.test_io.PyBufferedRWPairTest.test_readinto) [readinto1] ... ERROR
test_readlines (test.test_io.PyBufferedRWPairTest.test_readlines) ... ok
test_seekable (test.test_io.PyBufferedRWPairTest.test_seekable) ... ok
test_uninitialized (test.test_io.PyBufferedRWPairTest.test_uninitialized) ... ok
test_weakref_clearing (test.test_io.PyBufferedRWPairTest.test_weakref_clearing) ... ok
test_write (test.test_io.PyBufferedRWPairTest.test_write) ... ok
test_writeable (test.test_io.PyBufferedRWPairTest.test_writeable) ... ok
test_writer_close_error_on_close (test.test_io.PyBufferedRWPairTest.test_writer_close_error_on_close) ... ok
test_args_error (test.test_io.CBufferedRandomTest.test_args_error) ... ok
test_buffer_freeing (test.test_io.CBufferedRandomTest.test_buffer_freeing) ... skipped 'implementation detail specific to cpython'
test_buffering (test.test_io.CBufferedRandomTest.test_buffering) ... ok
test_close_error_on_close (test.test_io.CBufferedRandomTest.test_close_error_on_close) ... ok
test_constructor (test.test_io.CBufferedRandomTest.test_constructor) ... ok
test_context_manager (test.test_io.CBufferedRandomTest.test_context_manager) ... ok
test_destructor (test.test_io.CBufferedRandomTest.test_destructor) ... ok
test_detach (test.test_io.CBufferedRandomTest.test_detach) ... ok
test_detach_flush (test.test_io.CBufferedRandomTest.test_detach_flush) ... ok
test_error_through_destructor (test.test_io.CBufferedRandomTest.test_error_through_destructor) ... ok
test_fileno (test.test_io.CBufferedRandomTest.test_fileno) ... ok
test_flush (test.test_io.CBufferedRandomTest.test_flush) ... ok
test_flush_and_peek (test.test_io.CBufferedRandomTest.test_flush_and_peek) ... ok
test_flush_and_read (test.test_io.CBufferedRandomTest.test_flush_and_read) ... ok
test_flush_and_readinto (test.test_io.CBufferedRandomTest.test_flush_and_readinto) ... ok
test_flush_and_write (test.test_io.CBufferedRandomTest.test_flush_and_write) ... ok
test_flush_error_on_close (test.test_io.CBufferedRandomTest.test_flush_error_on_close) ... ok
test_garbage_collection (test.test_io.CBufferedRandomTest.test_garbage_collection) ... ok
test_interleaved_read_write (test.test_io.CBufferedRandomTest.test_interleaved_read_write) ... ok
test_interleaved_readline_write (test.test_io.CBufferedRandomTest.test_interleaved_readline_write) ... ok
test_invalid_args (test.test_io.CBufferedRandomTest.test_invalid_args) ... ok
test_max_buffer_size_removal (test.test_io.CBufferedRandomTest.test_max_buffer_size_removal) ... ok
test_misbehaved_io (test.test_io.CBufferedRandomTest.test_misbehaved_io) ... ok
test_multi_close (test.test_io.CBufferedRandomTest.test_multi_close) ... ok
test_no_extraneous_read (test.test_io.CBufferedRandomTest.test_no_extraneous_read) ... ok
test_nonnormalized_close_error_on_close (test.test_io.CBufferedRandomTest.test_nonnormalized_close_error_on_close) ... ok
test_override_destructor (test.test_io.CBufferedRandomTest.test_override_destructor) ... ok
test_read (test.test_io.CBufferedRandomTest.test_read) ... ok
test_read1 (test.test_io.CBufferedRandomTest.test_read1) ... ok
test_read1_after_write (test.test_io.CBufferedRandomTest.test_read1_after_write) ... ok
test_read1_arbitrary (test.test_io.CBufferedRandomTest.test_read1_arbitrary) ... ok
test_read_all (test.test_io.CBufferedRandomTest.test_read_all) ... ok
test_read_and_write (test.test_io.CBufferedRandomTest.test_read_and_write) ... ok
test_read_non_blocking (test.test_io.CBufferedRandomTest.test_read_non_blocking) ... ok
test_read_on_closed (test.test_io.CBufferedRandomTest.test_read_on_closed) ... 
  test_read_on_closed (test.test_io.CBufferedRandomTest.test_read_on_closed) [flush] ... FAIL
test_read_past_eof (test.test_io.CBufferedRandomTest.test_read_past_eof) ... ok
test_readinto (test.test_io.CBufferedRandomTest.test_readinto) ... ok
test_readinto1 (test.test_io.CBufferedRandomTest.test_readinto1) ... ok
test_readinto1_array (test.test_io.CBufferedRandomTest.test_readinto1_array) ... ok
test_readinto_array (test.test_io.CBufferedRandomTest.test_readinto_array) ... ok
test_readlines (test.test_io.CBufferedRandomTest.test_readlines) ... ok
test_readonly_attributes (test.test_io.CBufferedRandomTest.test_readonly_attributes) ... ok
test_recursive_repr (test.test_io.CBufferedRandomTest.test_recursive_repr) ... ok
test_repr (test.test_io.CBufferedRandomTest.test_repr) ... ok
test_seek_and_tell (test.test_io.CBufferedRandomTest.test_seek_and_tell) ... ok
test_seek_character_device_file (test.test_io.CBufferedRandomTest.test_seek_character_device_file) ... ok
test_sizeof (test.test_io.CBufferedRandomTest.test_sizeof) ... skipped 'implementation detail specific to cpython'
test_slow_close_from_thread (test.test_io.CBufferedRandomTest.test_slow_close_from_thread) ... ok
test_tell_character_device_file (test.test_io.CBufferedRandomTest.test_tell_character_device_file) ... ok
test_threads (test.test_io.CBufferedRandomTest.test_threads) ... skipped "resource 'cpu' is not enabled"
test_truncate (test.test_io.CBufferedRandomTest.test_truncate) ... ok
test_truncate_after_read_or_write (test.test_io.CBufferedRandomTest.test_truncate_after_read_or_write) ... ok
test_truncate_after_write (test.test_io.CBufferedRandomTest.test_truncate_after_write) ... ok
test_uninitialized (test.test_io.CBufferedRandomTest.test_uninitialized) ... ok
test_write (test.test_io.CBufferedRandomTest.test_write) ... ok
test_write_after_readahead (test.test_io.CBufferedRandomTest.test_write_after_readahead) ... ok
test_write_and_rewind (test.test_io.CBufferedRandomTest.test_write_and_rewind) ... ok
test_write_error_on_close (test.test_io.CBufferedRandomTest.test_write_error_on_close) ... ok
test_write_non_blocking (test.test_io.CBufferedRandomTest.test_write_non_blocking) ... ok
test_write_overflow (test.test_io.CBufferedRandomTest.test_write_overflow) ... ok
test_write_rewind_write (test.test_io.CBufferedRandomTest.test_write_rewind_write) ... ok
test_writelines (test.test_io.CBufferedRandomTest.test_writelines) ... ok
test_writelines_error (test.test_io.CBufferedRandomTest.test_writelines_error) ... ok
test_writelines_userlist (test.test_io.CBufferedRandomTest.test_writelines_userlist) ... ok
test_writes (test.test_io.CBufferedRandomTest.test_writes) ... ok
test_writes_and_flushes (test.test_io.CBufferedRandomTest.test_writes_and_flushes) ... ok
test_writes_and_peek (test.test_io.CBufferedRandomTest.test_writes_and_peek) ... ok
test_writes_and_read1s (test.test_io.CBufferedRandomTest.test_writes_and_read1s) ... ok
test_writes_and_readintos (test.test_io.CBufferedRandomTest.test_writes_and_readintos) ... ok
test_writes_and_reads (test.test_io.CBufferedRandomTest.test_writes_and_reads) ... ok
test_writes_and_seeks (test.test_io.CBufferedRandomTest.test_writes_and_seeks) ... ok
test_writes_and_truncates (test.test_io.CBufferedRandomTest.test_writes_and_truncates) ... ok
test_buffering (test.test_io.PyBufferedRandomTest.test_buffering) ... ok
test_close_error_on_close (test.test_io.PyBufferedRandomTest.test_close_error_on_close) ... ok
test_constructor (test.test_io.PyBufferedRandomTest.test_constructor) ... ok
test_context_manager (test.test_io.PyBufferedRandomTest.test_context_manager) ... ok
test_destructor (test.test_io.PyBufferedRandomTest.test_destructor) ... ok
test_detach (test.test_io.PyBufferedRandomTest.test_detach) ... ok
test_detach_flush (test.test_io.PyBufferedRandomTest.test_detach_flush) ... ok
test_error_through_destructor (test.test_io.PyBufferedRandomTest.test_error_through_destructor) ... ok
test_fileno (test.test_io.PyBufferedRandomTest.test_fileno) ... ok
test_flush (test.test_io.PyBufferedRandomTest.test_flush) ... ok
test_flush_and_peek (test.test_io.PyBufferedRandomTest.test_flush_and_peek) ... ok
test_flush_and_read (test.test_io.PyBufferedRandomTest.test_flush_and_read) ... ok
test_flush_and_readinto (test.test_io.PyBufferedRandomTest.test_flush_and_readinto) ... ok
test_flush_and_write (test.test_io.PyBufferedRandomTest.test_flush_and_write) ... ok
test_flush_error_on_close (test.test_io.PyBufferedRandomTest.test_flush_error_on_close) ... ok
test_interleaved_read_write (test.test_io.PyBufferedRandomTest.test_interleaved_read_write) ... ok
test_interleaved_readline_write (test.test_io.PyBufferedRandomTest.test_interleaved_readline_write) ... ok
test_invalid_args (test.test_io.PyBufferedRandomTest.test_invalid_args) ... ok
test_max_buffer_size_removal (test.test_io.PyBufferedRandomTest.test_max_buffer_size_removal) ... ok
test_misbehaved_io (test.test_io.PyBufferedRandomTest.test_misbehaved_io) ... ok
test_multi_close (test.test_io.PyBufferedRandomTest.test_multi_close) ... ok
test_no_extraneous_read (test.test_io.PyBufferedRandomTest.test_no_extraneous_read) ... ok
test_nonnormalized_close_error_on_close (test.test_io.PyBufferedRandomTest.test_nonnormalized_close_error_on_close) ... ok
test_override_destructor (test.test_io.PyBufferedRandomTest.test_override_destructor) ... ok
test_read (test.test_io.PyBufferedRandomTest.test_read) ... ok
test_read1 (test.test_io.PyBufferedRandomTest.test_read1) ... ok
test_read1_after_write (test.test_io.PyBufferedRandomTest.test_read1_after_write) ... ok
test_read1_arbitrary (test.test_io.PyBufferedRandomTest.test_read1_arbitrary) ... ok
test_read_all (test.test_io.PyBufferedRandomTest.test_read_all) ... ok
test_read_and_write (test.test_io.PyBufferedRandomTest.test_read_and_write) ... ok
test_read_non_blocking (test.test_io.PyBufferedRandomTest.test_read_non_blocking) ... ok
test_read_on_closed (test.test_io.PyBufferedRandomTest.test_read_on_closed) ... ok
test_read_past_eof (test.test_io.PyBufferedRandomTest.test_read_past_eof) ... ok
test_readinto (test.test_io.PyBufferedRandomTest.test_readinto) ... ok
test_readinto1 (test.test_io.PyBufferedRandomTest.test_readinto1) ... ok
test_readinto1_array (test.test_io.PyBufferedRandomTest.test_readinto1_array) ... ok
test_readinto_array (test.test_io.PyBufferedRandomTest.test_readinto_array) ... ok
test_readlines (test.test_io.PyBufferedRandomTest.test_readlines) ... ok
test_readonly_attributes (test.test_io.PyBufferedRandomTest.test_readonly_attributes) ... ok
test_recursive_repr (test.test_io.PyBufferedRandomTest.test_recursive_repr) ... ok
test_repr (test.test_io.PyBufferedRandomTest.test_repr) ... ok
test_seek_and_tell (test.test_io.PyBufferedRandomTest.test_seek_and_tell) ... ok
test_seek_character_device_file (test.test_io.PyBufferedRandomTest.test_seek_character_device_file) ... ok
test_slow_close_from_thread (test.test_io.PyBufferedRandomTest.test_slow_close_from_thread) ... ok
test_tell_character_device_file (test.test_io.PyBufferedRandomTest.test_tell_character_device_file) ... ok
test_threads (test.test_io.PyBufferedRandomTest.test_threads) ... skipped "resource 'cpu' is not enabled"
test_truncate (test.test_io.PyBufferedRandomTest.test_truncate) ... ok
test_truncate_after_read_or_write (test.test_io.PyBufferedRandomTest.test_truncate_after_read_or_write) ... ok
test_truncate_after_write (test.test_io.PyBufferedRandomTest.test_truncate_after_write) ... ok
test_uninitialized (test.test_io.PyBufferedRandomTest.test_uninitialized) ... ok
test_write (test.test_io.PyBufferedRandomTest.test_write) ... ok
test_write_after_readahead (test.test_io.PyBufferedRandomTest.test_write_after_readahead) ... ok
test_write_and_rewind (test.test_io.PyBufferedRandomTest.test_write_and_rewind) ... ok
test_write_error_on_close (test.test_io.PyBufferedRandomTest.test_write_error_on_close) ... ok
test_write_non_blocking (test.test_io.PyBufferedRandomTest.test_write_non_blocking) ... ok
test_write_overflow (test.test_io.PyBufferedRandomTest.test_write_overflow) ... ok
test_write_rewind_write (test.test_io.PyBufferedRandomTest.test_write_rewind_write) ... ok
test_writelines (test.test_io.PyBufferedRandomTest.test_writelines) ... ok
test_writelines_error (test.test_io.PyBufferedRandomTest.test_writelines_error) ... ok
test_writelines_userlist (test.test_io.PyBufferedRandomTest.test_writelines_userlist) ... ok
test_writes (test.test_io.PyBufferedRandomTest.test_writes) ... ok
test_writes_and_flushes (test.test_io.PyBufferedRandomTest.test_writes_and_flushes) ... ok
test_writes_and_peek (test.test_io.PyBufferedRandomTest.test_writes_and_peek) ... ok
test_writes_and_read1s (test.test_io.PyBufferedRandomTest.test_writes_and_read1s) ... ok
test_writes_and_readintos (test.test_io.PyBufferedRandomTest.test_writes_and_readintos) ... ok
test_writes_and_reads (test.test_io.PyBufferedRandomTest.test_writes_and_reads) ... ok
test_writes_and_seeks (test.test_io.PyBufferedRandomTest.test_writes_and_seeks) ... ok
test_writes_and_truncates (test.test_io.PyBufferedRandomTest.test_writes_and_truncates) ... ok
test_decoder (test.test_io.StatefulIncrementalDecoderTest.test_decoder) ... ok
test_newline_bytes (test.test_io.CIncrementalNewlineDecoderTest.test_newline_bytes) ... ok
test_newline_decoder (test.test_io.CIncrementalNewlineDecoderTest.test_newline_decoder) ... ok
test_translate (test.test_io.CIncrementalNewlineDecoderTest.test_translate) ... ok
test_uninitialized (test.test_io.CIncrementalNewlineDecoderTest.test_uninitialized) ... skipped 'implementation detail specific to cpython'
test_newline_bytes (test.test_io.PyIncrementalNewlineDecoderTest.test_newline_bytes) ... ok
test_newline_decoder (test.test_io.PyIncrementalNewlineDecoderTest.test_newline_decoder) ... ok
test_translate (test.test_io.PyIncrementalNewlineDecoderTest.test_translate) ... ok
test_append_bom (test.test_io.CTextIOWrapperTest.test_append_bom) ... ok
test_basic_io (test.test_io.CTextIOWrapperTest.test_basic_io) ... ok
test_bufio_write_through (test.test_io.CTextIOWrapperTest.test_bufio_write_through) ... ok
test_close_error_on_close (test.test_io.CTextIOWrapperTest.test_close_error_on_close) ... ok
test_constructor (test.test_io.CTextIOWrapperTest.test_constructor) ... ERROR
test_create_at_shutdown_with_encoding (test.test_io.CTextIOWrapperTest.test_create_at_shutdown_with_encoding) ... FAIL
test_create_at_shutdown_without_encoding (test.test_io.CTextIOWrapperTest.test_create_at_shutdown_without_encoding) ... FAIL
test_default_encoding (test.test_io.CTextIOWrapperTest.test_default_encoding) ... ok
test_del__CHUNK_SIZE_SystemError (test.test_io.CTextIOWrapperTest.test_del__CHUNK_SIZE_SystemError) ... ok
test_destructor (test.test_io.CTextIOWrapperTest.test_destructor) ... ok
test_detach (test.test_io.CTextIOWrapperTest.test_detach) ... ok
test_encoded_writes (test.test_io.CTextIOWrapperTest.test_encoded_writes) ... ok
test_encoding (test.test_io.CTextIOWrapperTest.test_encoding) ... ok
test_encoding_errors_reading (test.test_io.CTextIOWrapperTest.test_encoding_errors_reading) ... ok
test_encoding_errors_writing (test.test_io.CTextIOWrapperTest.test_encoding_errors_writing) ... ok
test_error_through_destructor (test.test_io.CTextIOWrapperTest.test_error_through_destructor) ... ok
test_errors_property (test.test_io.CTextIOWrapperTest.test_errors_property) ... ok
test_flush_error_on_close (test.test_io.CTextIOWrapperTest.test_flush_error_on_close) ... ok
test_garbage_collection (test.test_io.CTextIOWrapperTest.test_garbage_collection) ... ok
test_illegal_decoder (test.test_io.CTextIOWrapperTest.test_illegal_decoder) ... ok
test_illegal_encoder (test.test_io.CTextIOWrapperTest.test_illegal_encoder) ... ok
test_initialization (test.test_io.CTextIOWrapperTest.test_initialization) ... ok
test_internal_buffer_size (test.test_io.CTextIOWrapperTest.test_internal_buffer_size) ... ok
test_issue119506 (test.test_io.CTextIOWrapperTest.test_issue119506) ... ok
test_issue1395_1 (test.test_io.CTextIOWrapperTest.test_issue1395_1) ... ok
test_issue1395_2 (test.test_io.CTextIOWrapperTest.test_issue1395_2) ... ok
test_issue1395_3 (test.test_io.CTextIOWrapperTest.test_issue1395_3) ... ok
test_issue1395_4 (test.test_io.CTextIOWrapperTest.test_issue1395_4) ... ok
test_issue1395_5 (test.test_io.CTextIOWrapperTest.test_issue1395_5) ... ok
test_issue2282 (test.test_io.CTextIOWrapperTest.test_issue2282) ... ok
test_issue22849 (test.test_io.CTextIOWrapperTest.test_issue22849) ... ok
test_issue25862 (test.test_io.CTextIOWrapperTest.test_issue25862) ... ok
test_issue35928 (test.test_io.CTextIOWrapperTest.test_issue35928) ... ok
test_line_buffering (test.test_io.CTextIOWrapperTest.test_line_buffering) ... ok
test_multi_close (test.test_io.CTextIOWrapperTest.test_multi_close) ... ok
test_multibyte_seek_and_tell (test.test_io.CTextIOWrapperTest.test_multibyte_seek_and_tell) ... ok
test_newlines (test.test_io.CTextIOWrapperTest.test_newlines) ... ok
test_newlines_input (test.test_io.CTextIOWrapperTest.test_newlines_input) ... ok
test_newlines_output (test.test_io.CTextIOWrapperTest.test_newlines_output) ... ok
test_non_text_encoding_codecs_are_rejected (test.test_io.CTextIOWrapperTest.test_non_text_encoding_codecs_are_rejected) ... ok
test_nonnormalized_close_error_on_close (test.test_io.CTextIOWrapperTest.test_nonnormalized_close_error_on_close) ... ok
test_override_destructor (test.test_io.CTextIOWrapperTest.test_override_destructor) ... ok
test_rawio (test.test_io.CTextIOWrapperTest.test_rawio) ... ok
test_rawio_write_through (test.test_io.CTextIOWrapperTest.test_rawio_write_through) ... ok
test_read_by_chunk (test.test_io.CTextIOWrapperTest.test_read_by_chunk) ... ok
test_read_byteslike (test.test_io.CTextIOWrapperTest.test_read_byteslike) ... ok
test_read_nonbytes (test.test_io.CTextIOWrapperTest.test_read_nonbytes) ... ok
test_read_one_by_one (test.test_io.CTextIOWrapperTest.test_read_one_by_one) ... ok
test_readlines (test.test_io.CTextIOWrapperTest.test_readlines) ... ok
test_readonly_attributes (test.test_io.CTextIOWrapperTest.test_readonly_attributes) ... ok
test_reconfigure_defaults (test.test_io.CTextIOWrapperTest.test_reconfigure_defaults) ... ok
test_reconfigure_encoding_read (test.test_io.CTextIOWrapperTest.test_reconfigure_encoding_read) ... ok
test_reconfigure_errors (test.test_io.CTextIOWrapperTest.test_reconfigure_errors) ... ERROR
test_reconfigure_line_buffering (test.test_io.CTextIOWrapperTest.test_reconfigure_line_buffering) ... ok
test_reconfigure_locale (test.test_io.CTextIOWrapperTest.test_reconfigure_locale) ... ok
test_reconfigure_newline (test.test_io.CTextIOWrapperTest.test_reconfigure_newline) ... ok
test_reconfigure_write (test.test_io.CTextIOWrapperTest.test_reconfigure_write) ... ok
test_reconfigure_write_fromascii (test.test_io.CTextIOWrapperTest.test_reconfigure_write_fromascii) ... ok
test_reconfigure_write_non_seekable (test.test_io.CTextIOWrapperTest.test_reconfigure_write_non_seekable) ... ok
test_reconfigure_write_through (test.test_io.CTextIOWrapperTest.test_reconfigure_write_through) ... ok
test_recursive_repr (test.test_io.CTextIOWrapperTest.test_recursive_repr) ... ok
test_repr (test.test_io.CTextIOWrapperTest.test_repr) ... ok
test_rwpair_cleared_before_textio (test.test_io.CTextIOWrapperTest.test_rwpair_cleared_before_textio) ... ok
test_seek_and_tell (test.test_io.CTextIOWrapperTest.test_seek_and_tell) ... ok
test_seek_append_bom (test.test_io.CTextIOWrapperTest.test_seek_append_bom) ... ok
test_seek_bom (test.test_io.CTextIOWrapperTest.test_seek_bom) ... ok
test_seek_with_encoder_state (test.test_io.CTextIOWrapperTest.test_seek_with_encoder_state) ... ok
test_seeking (test.test_io.CTextIOWrapperTest.test_seeking) ... ok
test_seeking_too (test.test_io.CTextIOWrapperTest.test_seeking_too) ... ok
test_telling (test.test_io.CTextIOWrapperTest.test_telling) ... ok
test_threads_write (test.test_io.CTextIOWrapperTest.test_threads_write) ... ok
test_uninitialized (test.test_io.CTextIOWrapperTest.test_uninitialized) ... ok
test_unreadable (test.test_io.CTextIOWrapperTest.test_unreadable) ... ok
test_unseekable (test.test_io.CTextIOWrapperTest.test_unseekable) ... ok
test_writelines (test.test_io.CTextIOWrapperTest.test_writelines) ... ok
test_writelines_error (test.test_io.CTextIOWrapperTest.test_writelines_error) ... ok
test_writelines_userlist (test.test_io.CTextIOWrapperTest.test_writelines_userlist) ... ok
test_append_bom (test.test_io.PyTextIOWrapperTest.test_append_bom) ... ok
test_basic_io (test.test_io.PyTextIOWrapperTest.test_basic_io) ... ok
test_bufio_write_through (test.test_io.PyTextIOWrapperTest.test_bufio_write_through) ... ok
test_close_error_on_close (test.test_io.PyTextIOWrapperTest.test_close_error_on_close) ... ok
test_constructor (test.test_io.PyTextIOWrapperTest.test_constructor) ... ERROR
test_create_at_shutdown_with_encoding (test.test_io.PyTextIOWrapperTest.test_create_at_shutdown_with_encoding) ... FAIL
test_create_at_shutdown_without_encoding (test.test_io.PyTextIOWrapperTest.test_create_at_shutdown_without_encoding) ... FAIL
test_default_encoding (test.test_io.PyTextIOWrapperTest.test_default_encoding) ... ok
test_destructor (test.test_io.PyTextIOWrapperTest.test_destructor) ... ok
test_detach (test.test_io.PyTextIOWrapperTest.test_detach) ... ok
test_encoded_writes (test.test_io.PyTextIOWrapperTest.test_encoded_writes) ... ok
test_encoding (test.test_io.PyTextIOWrapperTest.test_encoding) ... ok
test_encoding_errors_reading (test.test_io.PyTextIOWrapperTest.test_encoding_errors_reading) ... ok
test_encoding_errors_writing (test.test_io.PyTextIOWrapperTest.test_encoding_errors_writing) ... ok
test_error_through_destructor (test.test_io.PyTextIOWrapperTest.test_error_through_destructor) ... ok
test_errors_property (test.test_io.PyTextIOWrapperTest.test_errors_property) ... ok
test_flush_error_on_close (test.test_io.PyTextIOWrapperTest.test_flush_error_on_close) ... ok
test_illegal_decoder (test.test_io.PyTextIOWrapperTest.test_illegal_decoder) ... ok
test_illegal_encoder (test.test_io.PyTextIOWrapperTest.test_illegal_encoder) ... ok
test_issue1395_1 (test.test_io.PyTextIOWrapperTest.test_issue1395_1) ... ok
test_issue1395_2 (test.test_io.PyTextIOWrapperTest.test_issue1395_2) ... ok
test_issue1395_3 (test.test_io.PyTextIOWrapperTest.test_issue1395_3) ... ok
test_issue1395_4 (test.test_io.PyTextIOWrapperTest.test_issue1395_4) ... ok
test_issue1395_5 (test.test_io.PyTextIOWrapperTest.test_issue1395_5) ... ok
test_issue2282 (test.test_io.PyTextIOWrapperTest.test_issue2282) ... ok
test_issue22849 (test.test_io.PyTextIOWrapperTest.test_issue22849) ... ok
test_issue25862 (test.test_io.PyTextIOWrapperTest.test_issue25862) ... ok
test_issue35928 (test.test_io.PyTextIOWrapperTest.test_issue35928) ... ok
test_line_buffering (test.test_io.PyTextIOWrapperTest.test_line_buffering) ... ok
test_multi_close (test.test_io.PyTextIOWrapperTest.test_multi_close) ... ok
test_multibyte_seek_and_tell (test.test_io.PyTextIOWrapperTest.test_multibyte_seek_and_tell) ... ok
test_newlines (test.test_io.PyTextIOWrapperTest.test_newlines) ... ok
test_newlines_input (test.test_io.PyTextIOWrapperTest.test_newlines_input) ... ok
test_newlines_output (test.test_io.PyTextIOWrapperTest.test_newlines_output) ... ok
test_non_text_encoding_codecs_are_rejected (test.test_io.PyTextIOWrapperTest.test_non_text_encoding_codecs_are_rejected) ... ok
test_nonnormalized_close_error_on_close (test.test_io.PyTextIOWrapperTest.test_nonnormalized_close_error_on_close) ... ok
test_override_destructor (test.test_io.PyTextIOWrapperTest.test_override_destructor) ... ok
test_rawio (test.test_io.PyTextIOWrapperTest.test_rawio) ... ok
test_rawio_write_through (test.test_io.PyTextIOWrapperTest.test_rawio_write_through) ... ok
test_read_by_chunk (test.test_io.PyTextIOWrapperTest.test_read_by_chunk) ... ok
test_read_byteslike (test.test_io.PyTextIOWrapperTest.test_read_byteslike) ... ok
test_read_nonbytes (test.test_io.PyTextIOWrapperTest.test_read_nonbytes) ... ok
test_read_one_by_one (test.test_io.PyTextIOWrapperTest.test_read_one_by_one) ... ok
test_readlines (test.test_io.PyTextIOWrapperTest.test_readlines) ... ok
test_readonly_attributes (test.test_io.PyTextIOWrapperTest.test_readonly_attributes) ... ok
test_reconfigure_defaults (test.test_io.PyTextIOWrapperTest.test_reconfigure_defaults) ... ok
test_reconfigure_encoding_read (test.test_io.PyTextIOWrapperTest.test_reconfigure_encoding_read) ... ok
test_reconfigure_errors (test.test_io.PyTextIOWrapperTest.test_reconfigure_errors) ... ok
test_reconfigure_line_buffering (test.test_io.PyTextIOWrapperTest.test_reconfigure_line_buffering) ... ok
test_reconfigure_locale (test.test_io.PyTextIOWrapperTest.test_reconfigure_locale) ... ok
test_reconfigure_newline (test.test_io.PyTextIOWrapperTest.test_reconfigure_newline) ... ok
test_reconfigure_write (test.test_io.PyTextIOWrapperTest.test_reconfigure_write) ... ok
test_reconfigure_write_fromascii (test.test_io.PyTextIOWrapperTest.test_reconfigure_write_fromascii) ... ok
test_reconfigure_write_non_seekable (test.test_io.PyTextIOWrapperTest.test_reconfigure_write_non_seekable) ... ok
test_reconfigure_write_through (test.test_io.PyTextIOWrapperTest.test_reconfigure_write_through) ... ok
test_recursive_repr (test.test_io.PyTextIOWrapperTest.test_recursive_repr) ... ok
test_repr (test.test_io.PyTextIOWrapperTest.test_repr) ... ok
test_seek_and_tell (test.test_io.PyTextIOWrapperTest.test_seek_and_tell) ... ok
test_seek_append_bom (test.test_io.PyTextIOWrapperTest.test_seek_append_bom) ... ok
test_seek_bom (test.test_io.PyTextIOWrapperTest.test_seek_bom) ... ok
test_seek_with_encoder_state (test.test_io.PyTextIOWrapperTest.test_seek_with_encoder_state) ... ok
test_seeking (test.test_io.PyTextIOWrapperTest.test_seeking) ... ok
test_seeking_too (test.test_io.PyTextIOWrapperTest.test_seeking_too) ... ok
test_telling (test.test_io.PyTextIOWrapperTest.test_telling) ... ok
test_threads_write (test.test_io.PyTextIOWrapperTest.test_threads_write) ... ok
test_uninitialized (test.test_io.PyTextIOWrapperTest.test_uninitialized) ... ok
test_unreadable (test.test_io.PyTextIOWrapperTest.test_unreadable) ... ok
test_unseekable (test.test_io.PyTextIOWrapperTest.test_unseekable) ... ok
test_writelines (test.test_io.PyTextIOWrapperTest.test_writelines) ... ok
test_writelines_error (test.test_io.PyTextIOWrapperTest.test_writelines_error) ... ok
test_writelines_userlist (test.test_io.PyTextIOWrapperTest.test_writelines_userlist) ... ok
test___all__ (test.test_io.CMiscIOTest.test___all__) ... ok
test_abc_inheritance (test.test_io.CMiscIOTest.test_abc_inheritance) ... ok
test_abc_inheritance_official (test.test_io.CMiscIOTest.test_abc_inheritance_official) ... ok
test_abcs (test.test_io.CMiscIOTest.test_abcs) ... ok
test_attributes (test.test_io.CMiscIOTest.test_attributes) ... ok
test_blockingioerror (test.test_io.CMiscIOTest.test_blockingioerror) ... ok
test_check_encoding_errors (test.test_io.CMiscIOTest.test_check_encoding_errors) ... ok
test_check_encoding_warning (test.test_io.CMiscIOTest.test_check_encoding_warning) ... ok
test_create_fail (test.test_io.CMiscIOTest.test_create_fail) ... ok
test_create_writes (test.test_io.CMiscIOTest.test_create_writes) ... ok
test_daemon_threads_shutdown_stderr_deadlock (test.test_io.CMiscIOTest.test_daemon_threads_shutdown_stderr_deadlock) ... skipped "resource 'walltime' is not enabled"
test_daemon_threads_shutdown_stdout_deadlock (test.test_io.CMiscIOTest.test_daemon_threads_shutdown_stdout_deadlock) ... skipped "resource 'walltime' is not enabled"
test_io_after_close (test.test_io.CMiscIOTest.test_io_after_close) ... ok
test_nonblock_pipe_write_bigbuf (test.test_io.CMiscIOTest.test_nonblock_pipe_write_bigbuf) ... ok
test_nonblock_pipe_write_smallbuf (test.test_io.CMiscIOTest.test_nonblock_pipe_write_smallbuf) ... ok
test_open_allargs (test.test_io.CMiscIOTest.test_open_allargs) ... ok
test_open_pipe_with_append (test.test_io.CMiscIOTest.test_open_pipe_with_append) ... ok
test_pickling (test.test_io.CMiscIOTest.test_pickling) ... 
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=2, kwargs={'mode': 'w', 'encoding': 'utf-8'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=3, kwargs={'mode': 'w', 'encoding': 'utf-8'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=4, kwargs={'mode': 'w', 'encoding': 'utf-8'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=5, kwargs={'mode': 'w', 'encoding': 'utf-8'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=2, kwargs={'mode': 'wb'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=3, kwargs={'mode': 'wb'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=4, kwargs={'mode': 'wb'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=5, kwargs={'mode': 'wb'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=2, kwargs={'mode': 'wb', 'buffering': 0}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=3, kwargs={'mode': 'wb', 'buffering': 0}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=4, kwargs={'mode': 'wb', 'buffering': 0}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=5, kwargs={'mode': 'wb', 'buffering': 0}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=2, kwargs={'mode': 'r', 'encoding': 'utf-8'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=3, kwargs={'mode': 'r', 'encoding': 'utf-8'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=4, kwargs={'mode': 'r', 'encoding': 'utf-8'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=5, kwargs={'mode': 'r', 'encoding': 'utf-8'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=2, kwargs={'mode': 'rb'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=3, kwargs={'mode': 'rb'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=4, kwargs={'mode': 'rb'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=5, kwargs={'mode': 'rb'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=2, kwargs={'mode': 'rb', 'buffering': 0}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=3, kwargs={'mode': 'rb', 'buffering': 0}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=4, kwargs={'mode': 'rb', 'buffering': 0}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=5, kwargs={'mode': 'rb', 'buffering': 0}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=2, kwargs={'mode': 'w+', 'encoding': 'utf-8'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=3, kwargs={'mode': 'w+', 'encoding': 'utf-8'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=4, kwargs={'mode': 'w+', 'encoding': 'utf-8'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=5, kwargs={'mode': 'w+', 'encoding': 'utf-8'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=2, kwargs={'mode': 'w+b'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=3, kwargs={'mode': 'w+b'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=4, kwargs={'mode': 'w+b'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=5, kwargs={'mode': 'w+b'}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=2, kwargs={'mode': 'w+b', 'buffering': 0}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=3, kwargs={'mode': 'w+b', 'buffering': 0}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=4, kwargs={'mode': 'w+b', 'buffering': 0}) ... FAIL
  test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=5, kwargs={'mode': 'w+b', 'buffering': 0}) ... FAIL
test_readinto_buffer_overflow (test.test_io.CMiscIOTest.test_readinto_buffer_overflow) ... ok
test_removed_u_mode (test.test_io.CMiscIOTest.test_removed_u_mode) ... ok
test_text_encoding (test.test_io.CMiscIOTest.test_text_encoding) ... ok
test_warn_on_dealloc (test.test_io.CMiscIOTest.test_warn_on_dealloc) ... ok
test_warn_on_dealloc_fd (test.test_io.CMiscIOTest.test_warn_on_dealloc_fd) ... ok
test___all__ (test.test_io.PyMiscIOTest.test___all__) ... ok
test_abc_inheritance (test.test_io.PyMiscIOTest.test_abc_inheritance) ... ok
test_abc_inheritance_official (test.test_io.PyMiscIOTest.test_abc_inheritance_official) ... ok
test_abcs (test.test_io.PyMiscIOTest.test_abcs) ... ok
test_attributes (test.test_io.PyMiscIOTest.test_attributes) ... ok
test_blockingioerror (test.test_io.PyMiscIOTest.test_blockingioerror) ... ok
test_check_encoding_errors (test.test_io.PyMiscIOTest.test_check_encoding_errors) ... ok
test_check_encoding_warning (test.test_io.PyMiscIOTest.test_check_encoding_warning) ... ok
test_create_fail (test.test_io.PyMiscIOTest.test_create_fail) ... ok
test_create_writes (test.test_io.PyMiscIOTest.test_create_writes) ... ok
test_io_after_close (test.test_io.PyMiscIOTest.test_io_after_close) ... ok
test_nonblock_pipe_write_bigbuf (test.test_io.PyMiscIOTest.test_nonblock_pipe_write_bigbuf) ... ok
test_nonblock_pipe_write_smallbuf (test.test_io.PyMiscIOTest.test_nonblock_pipe_write_smallbuf) ... ok
test_open_allargs (test.test_io.PyMiscIOTest.test_open_allargs) ... ok
test_open_pipe_with_append (test.test_io.PyMiscIOTest.test_open_pipe_with_append) ... ok
test_pickling (test.test_io.PyMiscIOTest.test_pickling) ... ok
test_removed_u_mode (test.test_io.PyMiscIOTest.test_removed_u_mode) ... ok
test_text_encoding (test.test_io.PyMiscIOTest.test_text_encoding) ... ok
test_warn_on_dealloc (test.test_io.PyMiscIOTest.test_warn_on_dealloc) ... ok
test_warn_on_dealloc_fd (test.test_io.PyMiscIOTest.test_warn_on_dealloc_fd) ... ok
test_interrupted_read_retry_buffered (test.test_io.CSignalsTest.test_interrupted_read_retry_buffered) ... skipped "resource 'walltime' is not enabled"
test_interrupted_read_retry_text (test.test_io.CSignalsTest.test_interrupted_read_retry_text) ... skipped "resource 'walltime' is not enabled"
test_interrupted_write_buffered (test.test_io.CSignalsTest.test_interrupted_write_buffered) ... ok
test_interrupted_write_retry_buffered (test.test_io.CSignalsTest.test_interrupted_write_retry_buffered) ... skipped "resource 'walltime' is not enabled"
test_interrupted_write_retry_text (test.test_io.CSignalsTest.test_interrupted_write_retry_text) ... skipped "resource 'walltime' is not enabled"
test_interrupted_write_text (test.test_io.CSignalsTest.test_interrupted_write_text) ... ok
test_interrupted_write_unbuffered (test.test_io.CSignalsTest.test_interrupted_write_unbuffered) ... ok
test_reentrant_write_buffered (test.test_io.CSignalsTest.test_reentrant_write_buffered) ... ok
test_reentrant_write_text (test.test_io.CSignalsTest.test_reentrant_write_text) ... ok
test_interrupted_read_retry_buffered (test.test_io.PySignalsTest.test_interrupted_read_retry_buffered) ... skipped "resource 'walltime' is not enabled"
test_interrupted_read_retry_text (test.test_io.PySignalsTest.test_interrupted_read_retry_text) ... skipped "resource 'walltime' is not enabled"
test_interrupted_write_buffered (test.test_io.PySignalsTest.test_interrupted_write_buffered) ... ok
test_interrupted_write_retry_buffered (test.test_io.PySignalsTest.test_interrupted_write_retry_buffered) ... skipped "resource 'walltime' is not enabled"
test_interrupted_write_retry_text (test.test_io.PySignalsTest.test_interrupted_write_retry_text) ... skipped "resource 'walltime' is not enabled"
test_interrupted_write_text (test.test_io.PySignalsTest.test_interrupted_write_text) ... ok
test_interrupted_write_unbuffered (test.test_io.PySignalsTest.test_interrupted_write_unbuffered) ... ok
test_class_hierarchy (test.test_io.TestIOCTypes.test_class_hierarchy) ... skipped 'implementation detail specific to cpython'
test_disallow_instantiation (test.test_io.TestIOCTypes.test_disallow_instantiation) ... skipped 'implementation detail specific to cpython'
test_immutable_types (test.test_io.TestIOCTypes.test_immutable_types) ... skipped 'implementation detail specific to cpython'
test_stringio_setstate (test.test_io.TestIOCTypes.test_stringio_setstate) ... skipped 'implementation detail specific to cpython'
test_subclassing (test.test_io.TestIOCTypes.test_subclassing) ... skipped 'implementation detail specific to cpython'

======================================================================
ERROR: test_buffered_file_io (test.test_io.CIOTest.test_buffered_file_io)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 593, in test_buffered_file_io
    self.read_ops(f, True)
         ^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 377, in read_ops
    data = byteslike(data)
           ^^^^^^^^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 63, in byteslike
    ctypes.resize(obj, len(data))
           ^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib_pypy/_ctypes/dummy.py", line 2, in dummyfunc
    raise NotImplementedError("non-implemented ctypes function")
NotImplementedError: non-implemented ctypes function

======================================================================
ERROR: test_buffered_readinto_mixin (test.test_io.CIOTest.test_buffered_readinto_mixin) [readinto]
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 953, in test_buffered_readinto_mixin
    buffer = byteslike(5)
             ^^^^^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 63, in byteslike
    ctypes.resize(obj, len(data))
           ^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib_pypy/_ctypes/dummy.py", line 2, in dummyfunc
    raise NotImplementedError("non-implemented ctypes function")
NotImplementedError: non-implemented ctypes function

======================================================================
ERROR: test_buffered_readinto_mixin (test.test_io.CIOTest.test_buffered_readinto_mixin) [readinto1]
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 953, in test_buffered_readinto_mixin
    buffer = byteslike(5)
             ^^^^^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 63, in byteslike
    ctypes.resize(obj, len(data))
           ^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib_pypy/_ctypes/dummy.py", line 2, in dummyfunc
    raise NotImplementedError("non-implemented ctypes function")
NotImplementedError: non-implemented ctypes function

======================================================================
ERROR: test_raw_bytes_io (test.test_io.CIOTest.test_raw_bytes_io)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 631, in test_raw_bytes_io
    self.read_ops(f, True)
         ^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 377, in read_ops
    data = byteslike(data)
           ^^^^^^^^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 63, in byteslike
    ctypes.resize(obj, len(data))
           ^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib_pypy/_ctypes/dummy.py", line 2, in dummyfunc
    raise NotImplementedError("non-implemented ctypes function")
NotImplementedError: non-implemented ctypes function

======================================================================
ERROR: test_raw_file_io (test.test_io.CIOTest.test_raw_file_io)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 581, in test_raw_file_io
    self.read_ops(f)
         ^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 377, in read_ops
    data = byteslike(data)
           ^^^^^^^^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 63, in byteslike
    ctypes.resize(obj, len(data))
           ^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib_pypy/_ctypes/dummy.py", line 2, in dummyfunc
    raise NotImplementedError("non-implemented ctypes function")
NotImplementedError: non-implemented ctypes function

======================================================================
ERROR: test_buffered_file_io (test.test_io.PyIOTest.test_buffered_file_io)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 593, in test_buffered_file_io
    self.read_ops(f, True)
         ^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 377, in read_ops
    data = byteslike(data)
           ^^^^^^^^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 63, in byteslike
    ctypes.resize(obj, len(data))
           ^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib_pypy/_ctypes/dummy.py", line 2, in dummyfunc
    raise NotImplementedError("non-implemented ctypes function")
NotImplementedError: non-implemented ctypes function

======================================================================
ERROR: test_buffered_readinto_mixin (test.test_io.PyIOTest.test_buffered_readinto_mixin) [readinto]
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 953, in test_buffered_readinto_mixin
    buffer = byteslike(5)
             ^^^^^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 63, in byteslike
    ctypes.resize(obj, len(data))
           ^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib_pypy/_ctypes/dummy.py", line 2, in dummyfunc
    raise NotImplementedError("non-implemented ctypes function")
NotImplementedError: non-implemented ctypes function

======================================================================
ERROR: test_buffered_readinto_mixin (test.test_io.PyIOTest.test_buffered_readinto_mixin) [readinto1]
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 953, in test_buffered_readinto_mixin
    buffer = byteslike(5)
             ^^^^^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 63, in byteslike
    ctypes.resize(obj, len(data))
           ^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib_pypy/_ctypes/dummy.py", line 2, in dummyfunc
    raise NotImplementedError("non-implemented ctypes function")
NotImplementedError: non-implemented ctypes function

======================================================================
ERROR: test_raw_bytes_io (test.test_io.PyIOTest.test_raw_bytes_io)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 631, in test_raw_bytes_io
    self.read_ops(f, True)
         ^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 377, in read_ops
    data = byteslike(data)
           ^^^^^^^^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 63, in byteslike
    ctypes.resize(obj, len(data))
           ^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib_pypy/_ctypes/dummy.py", line 2, in dummyfunc
    raise NotImplementedError("non-implemented ctypes function")
NotImplementedError: non-implemented ctypes function

======================================================================
ERROR: test_raw_file_io (test.test_io.PyIOTest.test_raw_file_io)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 581, in test_raw_file_io
    self.read_ops(f)
         ^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 377, in read_ops
    data = byteslike(data)
           ^^^^^^^^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 63, in byteslike
    ctypes.resize(obj, len(data))
           ^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib_pypy/_ctypes/dummy.py", line 2, in dummyfunc
    raise NotImplementedError("non-implemented ctypes function")
NotImplementedError: non-implemented ctypes function

======================================================================
ERROR: test_bad_readinto_type (test.test_io.CBufferedReaderTest.test_bad_readinto_type)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 1785, in test_bad_readinto_type
    bufio.readline()
          ^^^^^^^^
TypeError: expected integer, got bytes object

======================================================================
ERROR: test_readinto (test.test_io.CBufferedRWPairTest.test_readinto) [readinto]
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 2211, in test_readinto
    data = byteslike(b'\0' * 5)
           ^^^^^^^^^^^^^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 63, in byteslike
    ctypes.resize(obj, len(data))
           ^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib_pypy/_ctypes/dummy.py", line 2, in dummyfunc
    raise NotImplementedError("non-implemented ctypes function")
NotImplementedError: non-implemented ctypes function

======================================================================
ERROR: test_readinto (test.test_io.CBufferedRWPairTest.test_readinto) [readinto1]
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 2211, in test_readinto
    data = byteslike(b'\0' * 5)
           ^^^^^^^^^^^^^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 63, in byteslike
    ctypes.resize(obj, len(data))
           ^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib_pypy/_ctypes/dummy.py", line 2, in dummyfunc
    raise NotImplementedError("non-implemented ctypes function")
NotImplementedError: non-implemented ctypes function

======================================================================
ERROR: test_readinto (test.test_io.PyBufferedRWPairTest.test_readinto) [readinto]
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 2211, in test_readinto
    data = byteslike(b'\0' * 5)
           ^^^^^^^^^^^^^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 63, in byteslike
    ctypes.resize(obj, len(data))
           ^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib_pypy/_ctypes/dummy.py", line 2, in dummyfunc
    raise NotImplementedError("non-implemented ctypes function")
NotImplementedError: non-implemented ctypes function

======================================================================
ERROR: test_readinto (test.test_io.PyBufferedRWPairTest.test_readinto) [readinto1]
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 2211, in test_readinto
    data = byteslike(b'\0' * 5)
           ^^^^^^^^^^^^^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 63, in byteslike
    ctypes.resize(obj, len(data))
           ^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib_pypy/_ctypes/dummy.py", line 2, in dummyfunc
    raise NotImplementedError("non-implemented ctypes function")
NotImplementedError: non-implemented ctypes function

======================================================================
ERROR: test_constructor (test.test_io.CTextIOWrapperTest.test_constructor)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 2810, in test_constructor
    t.__init__(b, encoding='\udcfe')
      ^^^^^^^^
LookupError: unknown encoding: \udcfe

======================================================================
ERROR: test_reconfigure_errors (test.test_io.CTextIOWrapperTest.test_reconfigure_errors)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 3883, in test_reconfigure_errors
    txt.reconfigure(encoding='\udcfe')
        ^^^^^^^^^^^
LookupError: unknown encoding: \udcfe

======================================================================
ERROR: test_constructor (test.test_io.PyTextIOWrapperTest.test_constructor)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 2810, in test_constructor
    t.__init__(b, encoding='\udcfe')
      ^^^^^^^^
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/_pyio.py", line 2017, in __init__
    if not codecs.lookup(encoding)._is_text_encoding:
                  ^^^^^^
LookupError: unknown encoding: \udcfe

======================================================================
FAIL: test_read_on_closed (test.test_io.CBufferedReaderTest.test_read_on_closed) [flush]
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 1683, in test_read_on_closed
    self.assertRaises(ValueError, b.flush)
         ^^^^^^^^^^^^
AssertionError: ValueError not raised by flush

======================================================================
FAIL: test_read_on_closed (test.test_io.CBufferedRandomTest.test_read_on_closed) [flush]
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 1683, in test_read_on_closed
    self.assertRaises(ValueError, b.flush)
         ^^^^^^^^^^^^
AssertionError: ValueError not raised by flush

======================================================================
FAIL: test_create_at_shutdown_with_encoding (test.test_io.CTextIOWrapperTest.test_create_at_shutdown_with_encoding)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 3764, in test_create_at_shutdown_with_encoding
    self.assertEqual("ok", out.decode().strip())
         ^^^^^^^^^^^
AssertionError: 'ok' != ''
- ok


======================================================================
FAIL: test_create_at_shutdown_without_encoding (test.test_io.CTextIOWrapperTest.test_create_at_shutdown_without_encoding)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 3758, in test_create_at_shutdown_without_encoding
    self.assertEqual("ok", out.decode().strip())
         ^^^^^^^^^^^
AssertionError: 'ok' != ''
- ok


======================================================================
FAIL: test_create_at_shutdown_with_encoding (test.test_io.PyTextIOWrapperTest.test_create_at_shutdown_with_encoding)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 3764, in test_create_at_shutdown_with_encoding
    self.assertEqual("ok", out.decode().strip())
         ^^^^^^^^^^^
AssertionError: 'ok' != ''
- ok


======================================================================
FAIL: test_create_at_shutdown_without_encoding (test.test_io.PyTextIOWrapperTest.test_create_at_shutdown_without_encoding)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 3758, in test_create_at_shutdown_without_encoding
    self.assertEqual("ok", out.decode().strip())
         ^^^^^^^^^^^
AssertionError: 'ok' != ''
- ok


======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=2, kwargs={'mode': 'w', 'encoding': 'utf-8'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.TextIOWrapper' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.TextIOWrapper' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=3, kwargs={'mode': 'w', 'encoding': 'utf-8'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.TextIOWrapper' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.TextIOWrapper' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=4, kwargs={'mode': 'w', 'encoding': 'utf-8'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.TextIOWrapper' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.TextIOWrapper' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=5, kwargs={'mode': 'w', 'encoding': 'utf-8'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.TextIOWrapper' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.TextIOWrapper' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=2, kwargs={'mode': 'wb'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.BufferedWriter' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.BufferedWriter' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=3, kwargs={'mode': 'wb'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.BufferedWriter' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.BufferedWriter' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=4, kwargs={'mode': 'wb'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.BufferedWriter' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.BufferedWriter' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=5, kwargs={'mode': 'wb'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.BufferedWriter' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.BufferedWriter' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=2, kwargs={'mode': 'wb', 'buffering': 0})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.FileIO' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.FileIO' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=3, kwargs={'mode': 'wb', 'buffering': 0})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.FileIO' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.FileIO' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=4, kwargs={'mode': 'wb', 'buffering': 0})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.FileIO' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.FileIO' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=5, kwargs={'mode': 'wb', 'buffering': 0})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.FileIO' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.FileIO' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=2, kwargs={'mode': 'r', 'encoding': 'utf-8'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.TextIOWrapper' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.TextIOWrapper' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=3, kwargs={'mode': 'r', 'encoding': 'utf-8'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.TextIOWrapper' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.TextIOWrapper' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=4, kwargs={'mode': 'r', 'encoding': 'utf-8'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.TextIOWrapper' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.TextIOWrapper' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=5, kwargs={'mode': 'r', 'encoding': 'utf-8'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.TextIOWrapper' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.TextIOWrapper' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=2, kwargs={'mode': 'rb'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.BufferedReader' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.BufferedReader' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=3, kwargs={'mode': 'rb'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.BufferedReader' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.BufferedReader' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=4, kwargs={'mode': 'rb'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.BufferedReader' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.BufferedReader' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=5, kwargs={'mode': 'rb'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.BufferedReader' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.BufferedReader' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=2, kwargs={'mode': 'rb', 'buffering': 0})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.FileIO' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.FileIO' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=3, kwargs={'mode': 'rb', 'buffering': 0})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.FileIO' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.FileIO' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=4, kwargs={'mode': 'rb', 'buffering': 0})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.FileIO' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.FileIO' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=5, kwargs={'mode': 'rb', 'buffering': 0})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.FileIO' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.FileIO' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=2, kwargs={'mode': 'w+', 'encoding': 'utf-8'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.TextIOWrapper' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.TextIOWrapper' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=3, kwargs={'mode': 'w+', 'encoding': 'utf-8'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.TextIOWrapper' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.TextIOWrapper' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=4, kwargs={'mode': 'w+', 'encoding': 'utf-8'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.TextIOWrapper' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.TextIOWrapper' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=5, kwargs={'mode': 'w+', 'encoding': 'utf-8'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.TextIOWrapper' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.TextIOWrapper' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=2, kwargs={'mode': 'w+b'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.BufferedRandom' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.BufferedRandom' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=3, kwargs={'mode': 'w+b'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.BufferedRandom' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.BufferedRandom' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=4, kwargs={'mode': 'w+b'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.BufferedRandom' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.BufferedRandom' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=5, kwargs={'mode': 'w+b'})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.BufferedRandom' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.BufferedRandom' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=2, kwargs={'mode': 'w+b', 'buffering': 0})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.FileIO' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.FileIO' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=3, kwargs={'mode': 'w+b', 'buffering': 0})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.FileIO' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.FileIO' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=4, kwargs={'mode': 'w+b', 'buffering': 0})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.FileIO' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.FileIO' object"

======================================================================
FAIL: test_pickling (test.test_io.CMiscIOTest.test_pickling) (protocol=5, kwargs={'mode': 'w+b', 'buffering': 0})
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4453, in test_pickling
    pickle.dumps(f, protocol)
           ^^^^^
TypeError: cannot serialize '_io.FileIO' object

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/build_dir/pypy-c-jit-linux-x86-32/build/lib-python/3/test/test_io.py", line 4452, in test_pickling
    with self.assertRaisesRegex(TypeError, msg):
AssertionError: "cannot pickle" does not match "cannot serialize '_io.FileIO' object"

----------------------------------------------------------------------
Ran 644 tests in 19.541s

FAILED (failures=42, errors=18, skipped=32)
0:00:19 load avg: 5.03 [1/1/1] test_io failed (18 errors, 42 failures)

== Tests result: FAILURE ==

1 test failed:
    test_io

Total duration: 20.0 sec
Total tests: run=644 failures=42 skipped=32
Total test files: run=1/1 failed=1
Result: FAILURE
test test_io failed

builder: pypy-c-jit-linux-x86-32 build #8380+

test: lib-python/3/test/test_io.py::unmodified