Traceback (most recent call last):
--
  | File "/app/./cli.py", line 1015, in _run_nox_sessions
  | _run_individual_session(nox_session, library_id, repo, is_mono_repo)
  | ~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  | File "/app/./cli.py", line 1048, in _run_individual_session
  | result = subprocess.run(command, text=True, check=True, timeout=600)
  | File "/usr/local/lib/python3.14/subprocess.py", line 556, in run
  | stdout, stderr = process.communicate(input, timeout=timeout)
  | ~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^
  | File "/usr/local/lib/python3.14/subprocess.py", line 1220, in communicate
  | stdout, stderr = self._communicate(input, endtime, timeout)
  | ~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^
  | File "/usr/local/lib/python3.14/subprocess.py", line 2152, in _communicate
  | self.wait(timeout=self._remaining_time(endtime))
  | ~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  | File "/usr/local/lib/python3.14/subprocess.py", line 1278, in wait
  | return self._wait(timeout=timeout)
  | ~~~~~~~~~~^^^^^^^^^^^^^^^^^
  | File "/usr/local/lib/python3.14/subprocess.py", line 2056, in _wait
  | raise TimeoutExpired(self.args, timeout)
  | subprocess.TimeoutExpired: Command '['nox', '-s', "unit-3.14(protobuf_implementation='upb')", '-f', '/repo/packages/google-cloud-compute/noxfile.py']' timed out after 600 seconds
  |  
  | The above exception was the direct cause of the following exception:
  |  
  | Traceback (most recent call last):
  | File "/app/./cli.py", line 1230, in handle_build
  | _run_nox_sessions(library_id, repo, is_mono_repo)
  | ~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  | File "/app/./cli.py", line 1018, in _run_nox_sessions
  | raise ValueError(f"Failed to run the nox session: {current_session}") from e
  | ValueError: Failed to run the nox session: unit-3.14(protobuf_implementation='upb')
  |  
  | The above exception was the direct cause of the following exception:
  |  
  | Traceback (most recent call last):
  | File "/app/./cli.py", line 1757, in <module>
  | args.func(librarian=args.librarian, repo=args.repo)
  | ~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  | File "/app/./cli.py", line 1232, in handle_build
  | raise ValueError("Build failed.") from e
  | ValueError: Build failed.

Traceback (most recent call last):
--
  | File "/app/./cli.py", line 720, in handle_generate
  | _run_post_processor(output, library_id, is_mono_repo)
  | ~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  | File "/app/./cli.py", line 340, in _run_post_processor
  | python_mono_repo.owlbot_main(path_to_library)
  | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^
  | File "/usr/local/lib/python3.14/site-packages/synthtool/languages/python_mono_repo.py", line 265, in owlbot_main
  | apply_client_specific_post_processing(
  | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^
  | f"packages/{package_name}/scripts/client-post-processing", package_name
  | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  | )
  | ^
  | File "/usr/local/lib/python3.14/site-packages/synthtool/languages/python_mono_repo.py", line 161, in apply_client_specific_post_processing
  | replacement_count == expected_count
  | AssertionError: Replaced 0 rather than 1 instances
  |  
  | The above exception was the direct cause of the following exception:
  |  
  | Traceback (most recent call last):
  | File "/app/./cli.py", line 1750, in <module>
  | args.func(
  | ~~~~~~~~~^
  | librarian=args.librarian,
  | ^^^^^^^^^^^^^^^^^^^^^^^^^
  | ...<2 lines>...
  | input=args.input,
  | ^^^^^^^^^^^^^^^^^
  | )
  | ^
  | File "/app/./cli.py", line 724, in handle_generate
  | raise ValueError("Generation failed.") from e
  | ValueError: Generation failed.

alpha,1,3
beta,2,5

Calculated: foo

Calculated: bar