private static function collectPhpDbg()
{
$positive = phpdbg_end_oplog();
$negative = phpdbg_get_executable();
foreach ($positive as $file => &$lines) {
$lines = array_fill_keys(array_keys($lines), 1);
}
foreach ($negative as $file => &$lines) {
$lines = array_fill_keys(array_keys($lines), -1);
}
phpdbg_start_oplog();
return [$positive, $negative];
}