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<?php echo file_get_contents(popen('echo "hello";'));
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught ArgumentCountError: popen() expects exactly 2 arguments, 1 given in /in/SfJFN:2 Stack trace: #0 /in/SfJFN(2): popen('echo "hello";') #1 {main} thrown in /in/SfJFN on line 2
Process exited with code 255.

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