Description:
------------
Throwable not catching the error by include and require statements for non existent files.

Test script:
---------------
try {
    include 'non-existent-file.php';
} catch (\Throwable $ex) {
    echo 'include error';
}

try {
    include_once 'non-existent-file.php';
} catch (\Throwable $ex) {
    echo 'include_once error';
}

try {
    require 'non-existent-file.php';
} catch (\Throwable $ex) {
    echo 'require error';
}

try {
    require_once 'non-existent-file.php';
} catch (\Throwable $ex) {
    echo 'require once error';
}

Expected result:
----------------
include error
include_once error
require error
require_once error

Actual result:
--------------
no output and write errors to error log