Import from mercurial (bitbucket.org) fails with "RuntimeError: maximum recursion depth exceeded"

[denis]

I had a successful import 4 hours ago but all recent import fail with the exception:

[Failure] Import started 6 minutes ago on neumayer and finished 5 minutes ago taking 40 seconds — see the log
[Failure] Import started 8 minutes ago on neumayer and finished 7 minutes ago taking 50 seconds — see the log
[Failure] Import started 9 minutes ago on galapagos and finished 9 minutes ago taking 50 seconds — see the log
[Failure] Import started 13 minutes ago on russkaya and finished 12 minutes ago taking 1 minute — see the log
[Success] Import started 4 hours ago on pear and finished 4 hours ago taking 5 minutes — see the log

2012-01-11 11:44:28 INFO Starting job.
2012-01-11 11:44:28 INFO Getting exising bzr branch from central store.
2012-01-11 11:44:28 INFO [chan bzr SocketAsChannelAdapter] Opened sftp connection (server version 3)
2012-01-11 11:44:28 INFO 35 bytes transferred
2012-01-11 11:44:31 INFO [chan bzr SocketAsChannelAdapter] Opened sftp connection (server version 3)
2012-01-11 11:44:48 INFO Importing branch.
2012-01-11 11:44:49 INFO fetching changesets 0
2012-01-11 11:44:49 INFO
Traceback (most recent call last):
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/scripts/code-import-worker.py", line 99, in <module>
    sys.exit(script.main())
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/scripts/code-import-worker.py", line 94, in main
    return import_worker.run()
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/lib/lp/codehosting/codeimport/worker.py", line 591, in run
    return self._doImport()
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/lib/lp/codehosting/codeimport/worker.py", line 745, in _doImport
    inter_branch.fetch(limit=revision_limit)
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/bzrplugins/hg/branch.py", line 483, in fetch
    inter.fetch(revision_id=stop_revision, limit=limit)
  File "<string>", line 4, in fetch_write_locked
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/bzrplugins/hg/fetch.py", line 766, in fetch
    self.addchangegroup(cg, mapping, limit=limit)
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/bzrplugins/hg/fetch.py", line 624, in addchangegroup
    self._target_overlay.remember_manifest_texts(manifests)
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/bzrplugins/hg/overlay.py", line 132, in remember_manifest_texts
    ((FulltextContentFactory((revid,), [(p,) for p in parent_revids], None, str(text)) for (revid, parent_revids, text) in entries)))
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/eggs/bzr-2.5.0dev2_r6152-py2.6-linux-i686.egg/bzrlib/knit.py", line 1589, in insert_record_stream
    for record in stream:
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/bzrplugins/hg/overlay.py", line 132, in <genexpr>
    ((FulltextContentFactory((revid,), [(p,) for p in parent_revids], None, str(text)) for (revid, parent_revids, text) in entries)))
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/bzrplugins/hg/fetch.py", line 594, in _unpack_manifests
    for i, (fulltext, hgkey, hgparents, csid) in enumerate(chunks):
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/bzrplugins/hg/parsers.py", line 166, in unpack_chunk_iter
    textbase = lookup_base(base)
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/bzrplugins/hg/overlay.py", line 226, in get_manifest_text
    return self.get_manifest_text_by_revid(revid)
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/bzrplugins/hg/overlay.py", line 241, in get_manifest_text_by_revid
    (manifest, flags) = self.get_manifest_and_flags_by_revid(revid)
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/bzrplugins/hg/overlay.py", line 272, in get_manifest_and_flags_by_revid
    return self._reconstruct_manifest_and_flags_by_revid(revid)
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/bzrplugins/hg/overlay.py", line 280, in _reconstruct_manifest_and_flags_by_revid
    parent_manifest = self.get_manifest_and_flags_by_revid(p)[0]
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/bzrplugins/hg/overlay.py", line 272, in get_manifest_and_flags_by_revid
    return self._reconstruct_manifest_and_flags_by_revid(revid)
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/bzrplugins/hg/overlay.py", line 280, in _reconstruct_manifest_and_flags_by_revid
    parent_manifest = self.get_manifest_and_flags_by_revid(p)[0]
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/bzrplugins/hg/overlay.py", line 272, in get_manifest_and_flags_by_revid
    return self._reconstruct_manifest_and_flags_by_revid(revid)
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/bzrplugins/hg/overlay.py", line 280, in _reconstruct_manifest_and_flags_by_revid
    parent_manifest = self.get_manifest_and_flags_by_revid(p)[0]
...
    found = self._get_nodes(self._leaf_node_cache, node_indexes)
  File "/srv/importd.launchpad.net/production/launchpad-rev-14640/eggs/bzr-2.5.0dev2_r6152-py2.6-linux-i686.egg/bzrlib/btree_index.py", line 951, in _get_nodes
    found[idx] = cache[idx]
RuntimeError: maximum recursion depth exceeded
Import failed:
Traceback (most recent call last):
Failure: twisted.internet.error.ProcessTerminated: A process has ended with a probable error condition: process ended with exit code 1.

[denis (denis-bilenko)]

A link to the project that fails: https://code.launchpad.net/~denis-bilenko/gevent/default