Failed example:: Exception raised: Traceback (most recent call last): File "/sage/src/sage/doctest/forker.py", line 714, in _run self.compile_and_execute(example, compiler, test.globs) File "/sage/src/sage/doctest/forker.py", line 1144, in compile_and_execute exec(compiled, globs) File "<doctest sage.env[8]>", line 1, in <module> out = check_output([sys.executable, "-c", cmd], env=env).decode().strip() # long time File "/usr/lib/python3.10/subprocess.py", line 421, in check_output return run(*popenargs, stdout=PIPE, timeout=timeout, check=True, File "/usr/lib/python3.10/subprocess.py", line 526, in run raise CalledProcessError(retcode, process.args, subprocess.CalledProcessError: Command '['/sage/local/var/lib/sage/venv-python3.10/bin/python3', '-c', "from {module_name} import SAGE_ROOT, SAGE_LOCAL;from os.path import samefile;s1 = samefile(SAGE_ROOT, '/sage');s2 = samefile(SAGE_LOCAL, '/sage/local');print(s1 and s2);"]' returned non-zero exit status 1.

Failed example:: Exception raised: Traceback (most recent call last): File "/sage/src/sage/doctest/forker.py", line 714, in _run self.compile_and_execute(example, compiler, test.globs) File "/sage/src/sage/doctest/forker.py", line 1144, in compile_and_execute exec(compiled, globs) File "<doctest sage.env[9]>", line 1, in <module> out == "True" # long time NameError: name 'out' is not defined