Trying to resolve https://phabricator.inverselink.com/config/issue/manual.identities/
`$ ./bin/repository rebuild-identities --all` chugs along for a while and then dies with the following:
```
[2019-02-27 21:25:10] EXCEPTION: (Exception) Cursor "71471" does not identify a valid object in query "DiffusionCommitQuery". at [<phabricator>/src/infrastructure/query/policy/PhabricatorCursorPagedPolicyAwareQuery.php:501]
arcanist(head=b4a302683b1aefbbb2ab9d1aaaf418b551b84b28, ref.master=25c2381959ac), phabricator(head=e6331ca8efc1f60e38f9ca13dc292f9bb00ea104, ref.master=afd2ace0dc9c), phutil(head=813a26a2d09758f3c407a0c99c6761f11f62cb90, ref.master=92413d0303ab)
#0 PhabricatorCursorPagedPolicyAwareQuery::loadCursorObject(string) called at [<phabricator>/src/applications/diffusion/query/DiffusionCommitQuery.php:928]
#1 DiffusionCommitQuery::getPagingValueMap(string, array) called at [<phabricator>/src/infrastructure/query/policy/PhabricatorCursorPagedPolicyAwareQuery.php:443]
#2 PhabricatorCursorPagedPolicyAwareQuery::buildPagingClause(AphrontMySQLiDatabaseConnection) called at [<phabricator>/src/infrastructure/query/policy/PhabricatorCursorPagedPolicyAwareQuery.php:347]
#3 PhabricatorCursorPagedPolicyAwareQuery::buildWhereClauseParts(AphrontMySQLiDatabaseConnection) called at [<phabricator>/src/applications/diffusion/query/DiffusionCommitQuery.php:529]
#4 DiffusionCommitQuery::buildWhereClauseParts(AphrontMySQLiDatabaseConnection) called at [<phabricator>/src/infrastructure/query/policy/PhabricatorCursorPagedPolicyAwareQuery.php:337]
#5 PhabricatorCursorPagedPolicyAwareQuery::buildWhereClause(AphrontMySQLiDatabaseConnection) called at [<phabricator>/src/infrastructure/query/policy/PhabricatorCursorPagedPolicyAwareQuery.php:140]
#6 PhabricatorCursorPagedPolicyAwareQuery::buildStandardPageQuery(AphrontMySQLiDatabaseConnection, string) called at [<phabricator>/src/applications/diffusion/query/DiffusionCommitQuery.php:246]
#7 DiffusionCommitQuery::loadPage() called at [<phabricator>/src/infrastructure/query/policy/PhabricatorPolicyAwareQuery.php:236]
#8 PhabricatorPolicyAwareQuery::execute() called at [<phabricator>/src/infrastructure/query/policy/PhabricatorCursorPagedPolicyAwareQuery.php:239]
#9 PhabricatorCursorPagedPolicyAwareQuery::executeWithCursorPager(AphrontCursorPagerView) called at [<phabricator>/src/infrastructure/storage/lisk/PhabricatorQueryIterator.php:28]
#10 PhabricatorQueryIterator::loadPage() called at [<phutil>/src/utils/PhutilBufferedIterator.php:129]
#11 PhutilBufferedIterator::next() called at [<phabricator>/src/applications/repository/management/PhabricatorRepositoryManagementRebuildIdentitiesWorkflow.php:46]
#12 PhabricatorRepositoryManagementRebuildIdentitiesWorkflow::execute(PhutilArgumentParser) called at [<phutil>/src/parser/argument/PhutilArgumentParser.php:457]
#13 PhutilArgumentParser::parseWorkflowsFull(array) called at [<phutil>/src/parser/argument/PhutilArgumentParser.php:349]
#14 PhutilArgumentParser::parseWorkflows(array) called at [<phabricator>/scripts/repository/manage_repositories.php:22]
```
Please let me know what other information is needed in order to debug this.