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<?php echo (new DateTime('@'.filemtime(ini_get('hhvm.pid_file'))))->diff(new DateTime('NOW'))->format('%a days, %h hours, %i minutes');
Output for 8.3.0 - 8.3.6
Fatal error: Uncaught DateMalformedStringException: Failed to parse time string (@) at position 0 (@): Unexpected character in /in/o5eYk:2 Stack trace: #0 /in/o5eYk(2): DateTime->__construct('@') #1 {main} thrown in /in/o5eYk on line 2
Process exited with code 255.
Output for 8.1.0 - 8.1.28, 8.2.0 - 8.2.18
Fatal error: Uncaught Exception: Failed to parse time string (@) at position 0 (@): Unexpected character in /in/o5eYk:2 Stack trace: #0 /in/o5eYk(2): DateTime->__construct('@') #1 {main} thrown in /in/o5eYk on line 2
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
Fatal error: Uncaught Exception: DateTime::__construct(): Failed to parse time string (@) at position 0 (@): Unexpected character in /in/o5eYk:2 Stack trace: #0 /in/o5eYk(2): DateTime->__construct('@') #1 {main} thrown in /in/o5eYk on line 2
Process exited with code 255.
Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Fatal error: Uncaught exception 'Exception' with message 'DateTime::__construct(): Failed to parse time string (@) at position 0 (@): Unexpected character' in /in/o5eYk:2 Stack trace: #0 /in/o5eYk(2): DateTime->__construct('@') #1 {main} thrown in /in/o5eYk on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_OBJECT_OPERATOR, expecting ',' or ';' in /in/o5eYk on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_OBJECT_OPERATOR, expecting ',' or ';' in /in/o5eYk on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `','' or `';'' in /in/o5eYk on line 2
Process exited with code 255.

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