Created attachment 1566015 [details]
Full log from Copr

python-attrs 19.1.0-1.fc31 fails to rebuild with Python 3.8.0a4.

+ py.test-3 -v
Traceback (most recent call last):
  File "/usr/bin/py.test-3", line 11, in <module>
    load_entry_point('pytest==4.4.1', 'console_scripts', 'py.test')()
  File "/usr/lib/python3.8/site-packages/_pytest/config/__init__.py", line 60, in main
    config = _prepareconfig(args, plugins)
  File "/usr/lib/python3.8/site-packages/_pytest/config/__init__.py", line 200, in _prepareconfig
    return pluginmanager.hook.pytest_cmdline_parse(
  File "/usr/lib/python3.8/site-packages/pluggy/hooks.py", line 289, in __call__
    return self._hookexec(self, self.get_hookimpls(), kwargs)
  File "/usr/lib/python3.8/site-packages/pluggy/manager.py", line 68, in _hookexec
    return self._inner_hookexec(hook, methods, kwargs)
  File "/usr/lib/python3.8/site-packages/pluggy/manager.py", line 59, in <lambda>
    self._inner_hookexec = lambda hook, methods, kwargs: hook.multicall(
  File "/usr/lib/python3.8/site-packages/pluggy/callers.py", line 203, in _multicall
    gen.send(outcome)
  File "/usr/lib/python3.8/site-packages/_pytest/helpconfig.py", line 93, in pytest_cmdline_parse
    config = outcome.get_result()
  File "/usr/lib/python3.8/site-packages/pluggy/callers.py", line 80, in get_result
    raise ex[1].with_traceback(ex[2])
  File "/usr/lib/python3.8/site-packages/pluggy/callers.py", line 187, in _multicall
    res = hook_impl.function(*args)
  File "/usr/lib/python3.8/site-packages/_pytest/config/__init__.py", line 679, in pytest_cmdline_parse
    self.parse(args)
  File "/usr/lib/python3.8/site-packages/_pytest/config/__init__.py", line 896, in parse
    self._preparse(args, addopts=addopts)
  File "/usr/lib/python3.8/site-packages/_pytest/config/__init__.py", line 841, in _preparse
    self.pluginmanager.load_setuptools_entrypoints("pytest11")
  File "/usr/lib/python3.8/site-packages/pluggy/manager.py", line 274, in load_setuptools_entrypoints
    plugin = ep.load()
  File "/usr/lib/python3.8/site-packages/pkg_resources/__init__.py", line 2434, in load
    return self.resolve()
  File "/usr/lib/python3.8/site-packages/pkg_resources/__init__.py", line 2440, in resolve
    module = __import__(self.module_name, fromlist=['__name__'], level=0)
  File "/usr/lib/python3.8/site-packages/hypothesis/__init__.py", line 29, in <module>
    from hypothesis.core import given, find, example, seed, reproduce_failure, PrintSettings
  File "/usr/lib/python3.8/site-packages/hypothesis/core.py", line 37, in <module>
    import hypothesis.strategies as st
  File "/usr/lib/python3.8/site-packages/hypothesis/strategies.py", line 20, in <module>
    from hypothesis._strategies import (
  File "/usr/lib/python3.8/site-packages/hypothesis/_strategies.py", line 265, in <module>
    def nothing():
  File "/usr/lib/python3.8/site-packages/hypothesis/_strategies.py", line 182, in cacheable
    def cached_strategy(*args, **kwargs):
  File "/usr/lib/python3.8/site-packages/hypothesis/internal/reflection.py", line 617, in accept
    return impersonate(target)(
  File "/usr/lib/python3.8/site-packages/hypothesis/internal/reflection.py", line 603, in accept
    f.__code__ = update_code_location(
  File "/usr/lib/python3.8/site-packages/hypothesis/internal/compat.py", line 409, in update_code_location
    return type(code)(*unpacked)
TypeError: an integer is required (got type bytes)

Full log attached.