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<?php var_dump(unserialize('O:17:"DateTimeImmutable":0:{}'));
Output for 8.2.0 - 8.2.29, 8.3.0 - 8.3.27, 8.4.1 - 8.4.14, 8.5.0
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.
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.
Output for 8.3.28
/bin/php-8.3.28: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.3.28) /bin/php-8.3.28: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.3.28) /bin/php-8.3.28: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.3.28) /bin/php-8.3.28: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.3.28)
Process exited with code 1.
Output for 8.0.1 - 8.0.30, 8.1.0 - 8.1.33
Fatal error: Uncaught Error: Invalid serialization data for DateTimeImmutable object in /in/8ZmOS:3 Stack trace: #0 [internal function]: DateTimeImmutable->__wakeup() #1 /in/8ZmOS(3): unserialize('O:17:"DateTimeI...') #2 {main} thrown in /in/8ZmOS on line 3
Process exited with code 255.
Output for 7.4.0 - 7.4.33
Fatal error: Uncaught Error: Invalid serialization data for DateTime object in /in/8ZmOS:3 Stack trace: #0 [internal function]: DateTimeImmutable->__wakeup() #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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