gistfile1.txt

curl: (22) The requested URL returned error: 404 Not Found
Error: Failure while executing; `/usr/bin/curl -q --show-error --user-agent Homebrew/2.1.1\ \(Macintosh\;\ Intel\ Mac\ OS\ X\ 10.14.3\)\ curl/7.54.0 --fail --progress-bar --location --remote-time --continue-at 0 --output /Users/dale/Library/Caches/Homebrew/Formula/autoconf213.rb https://raw.github.com/Homebrew/homebrew-versions/master/autoconf213.rb` exited with 22. Here's the output:

curl: (22) The requested URL returned error: 404 Not Found

Error running mach:

    ['bootstrap']

The error occurred in code that was called by the mach command. This is either
a bug in the called code itself or in the way that mach is calling it.

You should 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:

CalledProcessError: Command '[u'/usr/local/bin/brew', u'install', u'https://raw.github.com/Homebrew/homebrew-versions/master/autoconf213.rb']' returned non-zero exit status 1

  File "/Users/dale/src/gecko/python/mozboot/mozboot/mach_commands.py", line 26, in bootstrap
    bootstrapper.bootstrap()
  File "/Users/dale/src/gecko/python/mozboot/mozboot/bootstrap.py", line 225, in bootstrap
    self.instance.install_system_packages()
  File "/Users/dale/src/gecko/python/mozboot/mozboot/osx.py", line 188, in install_system_packages
    getattr(self, 'ensure_%s_system_packages' % self.package_manager)()
  File "/Users/dale/src/gecko/python/mozboot/mozboot/osx.py", line 324, in ensure_homebrew_system_packages
    self._ensure_homebrew_packages(packages)
  File "/Users/dale/src/gecko/python/mozboot/mozboot/osx.py", line 302, in _ensure_homebrew_packages
    subprocess.check_call(cmd + ['install', package])
  File "/usr/local/Cellar/python@2/2.7.16/Frameworks/Python.framework/Versions/2.7/lib/python2.7/subprocess.py", line 190, in check_call
    raise CalledProcessError(retcode, cmd)