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<?php namespace Foo; set_error_handler(function () { throw new \Exception(); }); call_user_func(function (array &$ref) {}, 'not_an_array_variable');
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Fatal error: Uncaught Exception in /in/XGvob:5 Stack trace: #0 [internal function]: Foo\{closure}(2, 'Foo\\{closure}()...', '/in/XGvob', 8) #1 /in/XGvob(8): call_user_func(Object(Closure), 'not_an_array_va...') #2 {main} thrown in /in/XGvob on line 5
Process exited with code 255.
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 Fatal error: Uncaught Exception in /in/XGvob:5 Stack trace: #0 [internal function]: Foo\{closure}(2, 'Foo\\{closure}()...', '/in/XGvob', 8) #1 /in/XGvob(8): call_user_func(Object(Closure), 'not_an_array_va...') #2 {main} thrown in /in/XGvob on line 5
Process exited with code 255.
Output for 7.0.0 - 7.0.18, 7.1.3 - 7.1.4, 7.2.29 - 7.2.33, 7.3.16 - 7.3.33, 7.4.3 - 7.4.33
Fatal error: Uncaught Exception in /in/XGvob:5 Stack trace: #0 [internal function]: Foo\{closure}(2, 'Parameter 1 to ...', '/in/XGvob', 8, Array) #1 /in/XGvob(8): call_user_func(Object(Closure), 'not_an_array_va...') #2 {main} thrown in /in/XGvob on line 5
Process exited with code 255.
Output for 7.1.0 - 7.1.2

Process exited with code 137.
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.30
Fatal error: Uncaught exception 'Exception' in /in/XGvob:5 Stack trace: #0 /in/XGvob(8): Foo\{closure}(4096, 'Argument 1 pass...', '/in/XGvob', 8, Array) #1 [internal function]: Foo\{closure}('not_an_array_va...') #2 /in/XGvob(8): call_user_func(Object(Closure), 'not_an_array_va...') #3 {main} thrown in /in/XGvob on line 5
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
Parse error: syntax error, unexpected T_STRING in /in/XGvob 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_STRING in /in/XGvob on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/XGvob on line 2
Process exited with code 255.

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