Comment 5 for bug 185072

A backtrace from my case:

156.625 Traceback (most recent call last):
  File "bzrlib\commands.pyo", line 853, in exception_to_return_code
  File "bzrlib\commands.pyo", line 1055, in run_bzr
  File "bzrlib\commands.pyo", line 661, in run_argv_aliases
  File "bzrlib\commands.pyo", line 665, in run_direct
  File "bzrlib\cleanup.pyo", line 122, in run_simple
  File "bzrlib\cleanup.pyo", line 156, in _do_with_cleanups
  File "bzrlib\builtins.pyo", line 3138, in run
  File "bzrlib\decorators.pyo", line 194, in write_locked
  File "bzrlib\workingtree_4.pyo", line 197, in commit
  File "bzrlib\decorators.pyo", line 194, in write_locked
  File "bzrlib\mutabletree.pyo", line 225, in commit
  File "bzrlib\commit.pyo", line 257, in commit
  File "bzrlib\cleanup.pyo", line 118, in run
  File "bzrlib\cleanup.pyo", line 156, in _do_with_cleanups
  File "bzrlib\commit.pyo", line 387, in _commit
  File "bzrlib\commit.pyo", line 622, in _update_builder_with_changes
  File "bzrlib\repository.pyo", line 767, in record_iter_changes
  File "bzrlib\repository.pyo", line 833, in _add_text_to_weave
  File "bzrlib\groupcompress.pyo", line 1242, in _add_text
  File "bzrlib\groupcompress.pyo", line 1758, in _insert_record_stream
  File "bzrlib\groupcompress.pyo", line 1633, in flush
  File "bzrlib\groupcompress.pyo", line 310, in to_bytes
  File "bzrlib\groupcompress.pyo", line 303, in _create_z_content
  File "bzrlib\groupcompress.pyo", line 291, in _create_z_content_from_chunks
MemoryError