bad.txt

$ hg log -r tip
changeset:   539025:519828d4a0a5
tag:         tip
parent:      538768:93075ec49df3
user:        Jason Orendorff <jorendorff@mozilla.com>
date:        Tue Apr 09 13:11:27 2019 -0500
summary:     Bug 1539821 - Part 1: Delete ModifierException::NoneIsOperand. r?jwalden


================================================================================ 2019-04-09 13:11:34
~/work/gecko$ hg rebase -r tip -d central --verbose
rebasing 539025:519828d4a0a5 "Bug 1539821 - Part 1: Delete ModifierException::NoneIsOperand. r?jwalden" (tip)
resolving manifests
getting js/src/frontend/Parser.cpp
resolving manifests
getting js/src/frontend/Parser.cpp
merging js/src/frontend/TokenStream.h
Processing 1 file(s)...
YAML:28:19: error: unknown key 'StatementMacros'
StatementMacros: [MARKUPMAP, ASSERT_TRUE, ASSERT_FALSE, TEST, CHECK]
                  ^
Error reading /Users/jorendorff/work/gecko/.clang-format: Invalid argument
The error occurred in the implementation of the invoked mach command.

This should never occur and is likely a bug in the implementation of that
command. Consider filing a bug for this issue.

If filing a bug, please include the full output of mach, including this error
message.

The details of the failure are as follows:

AssertionError

  File "/Users/jorendorff/work/gecko/python/mach/mach/main.py", line 524, in _run
    **vars(args.command_args))
  File "/Users/jorendorff/work/gecko/python/mach/mach/registrar.py", line 101, in _run_command_handler
    assert isinstance(result, (int, long))
committing files:
js/src/frontend/Parser.cpp
committing manifest
committing changelog
rebase merging completed
update back to initial working directory parent
resolving manifests
rebase completed