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<?php var_dump(unserialize('O:17:"DateTimeImmutable":0:{}'));
Output for git.master, git.master_jit, rfc.property-hooks
Fatal error: Uncaught Error: Invalid serialization data for DateTimeImmutable object in /in/8ZmOS:3 Stack trace: #0 [internal function]: DateTimeImmutable->__unserialize(Array) #1 /in/8ZmOS(3): unserialize('O:17:"DateTimeI...') #2 {main} thrown in /in/8ZmOS on line 3
Process exited with code 255.

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