20:00:49 INFO:quibble.commands:>>> Start: PHPUnit Prepare Parallel Run (Composer)
20:00:49 
20:00:49                                                                               
20:00:49   There are no commands defined in the "phpunit:prepare-parallel" namespace.  
20:00:49                                                                               
20:00:49   Did you mean this?                                                          
20:00:49       phpunit                                                                 
20:00:49                                                                               
20:00:49 
20:00:49 INFO:quibble.commands:<<< Finish: PHPUnit Prepare Parallel Run (Composer), in 0.539 s
20:00:49 DEBUG:quibble.cmd:No quibble.yaml in /workspace/src/extensions/cldr
20:00:49 INFO:backend.MySQL:Terminating MySQL
20:00:51 Traceback (most recent call last):
20:00:51   File "/usr/local/bin/quibble", line 8, in <module>
20:00:51     sys.exit(main())
20:00:51   File "/usr/local/lib/python3.7/dist-packages/quibble/cmd.py", line 951, in main
20:00:51     dry_run=args.dry_run,
20:00:51   File "/usr/local/lib/python3.7/dist-packages/quibble/cmd.py", line 611, in execute
20:00:51     raise called_process_error
20:00:51   File "/usr/local/lib/python3.7/dist-packages/quibble/cmd.py", line 602, in execute
20:00:51     quibble.commands.execute_command(command)
20:00:51   File "/usr/local/lib/python3.7/dist-packages/quibble/commands.py", line 47, in execute_command
20:00:51     command.execute()
20:00:51   File "/usr/local/lib/python3.7/dist-packages/quibble/commands.py", line 1002, in execute
20:00:51     run(phpunit_command, cwd=self.mw_install_path, env=phpunit_env)
20:00:51   File "/usr/local/lib/python3.7/dist-packages/quibble/commands.py", line 94, in run
20:00:51     output=collected_output.decode('utf-8', errors='backslashreplace'),
20:00:51 subprocess.CalledProcessError: Command '['composer', 'phpunit:prepare-parallel:extensions']' returned non-zero exit status 1.
20:00:54 Build step 'Execute shell' marked build as failure