1668434 - Failed to run plain mochitest

Status: RESOLVED DUPLICATE of bug 1668097

(Testing :: Mochitest, defect)

Description

[Alastor Wu [:alwu]]

I encountered this issue after updating to yesterday's m-c. I've already run $./mach bootstrap.

STR.

1. run $./mach mochitest dom/media/test

Expect.
2. run tests.

Actual
2. get error

Collecting six
Using cached https://files.pythonhosted.org/packages/ee/ff/48bde5c0f013094d729fe4b0316ba2a24774b3ff1c52d924a8a4cb04078a/six-1.15.0-py2.py3-none-any.whl
Collecting vcversioner==2.16.0.0
Using cached https://files.pythonhosted.org/packages/c5/cc/33162c0a7b28a4d8c83da07bc2b12cee58c120b4a9e8bba31c41c8d35a16/vcversioner-2.16.0.0.tar.gz
Collecting twisted==10.2.0
Using cached https://files.pythonhosted.org/packages/f9/80/50b40d787ee26af3062eb83b9a57fa3bdb5e0417f6a3047fffdbd09de6d9/Twisted-10.2.0.tar.bz2
ERROR: Command errored out with exit status 1:
command: /Users/awu/gecko-dev/mozilla-central/objdir-debug/_virtualenvs/init_py3/bin/python3 -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/private/var/folders/sm/ttnwph9159b7lsf8f1y1cjcw0000gn/T/pip-install-5qsi3wu0/twisted/setup.py'"'"'; file='"'"'/private/var/folders/sm/ttnwph9159b7lsf8f1y1cjcw0000gn/T/pip-install-5qsi3wu0/twisted/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(file);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, file, '"'"'exec'"'"'))' egg_info --egg-base /private/var/folders/sm/ttnwph9159b7lsf8f1y1cjcw0000gn/T/pip-install-5qsi3wu0/twisted/pip-egg-info
cwd: /private/var/folders/sm/ttnwph9159b7lsf8f1y1cjcw0000gn/T/pip-install-5qsi3wu0/twisted/
Complete output (12 lines):
Traceback (most recent call last):
File "<string>", line 1, in <module>
File "/private/var/folders/sm/ttnwph9159b7lsf8f1y1cjcw0000gn/T/pip-install-5qsi3wu0/twisted/setup.py", line 87
print """You seem to be running a very old version of setuptools.
This version of setuptools has a bug parsing dependencies, so automatic
dependency resolution is disabled.
"""
^
SyntaxError: Missing parentheses in call to 'print'. Did you mean print("""You seem to be running a very old version of setuptools.
This version of setuptools has a bug parsing dependencies, so automatic
dependency resolution is disabled.
""")?
----------------------------------------
ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.