fix bug

src/Amqp/Producer/ExceptionLogProducer.php

@@ -30,9 +30,10 @@ class ExceptionLogProducer extends ProducerMessage
         put_log("file: {$data['file']}", 'ExceptionLogProducerEcho.log');
         if (strpos($data['file'], '/vendor/') === false && strpos($data['file'], '/runtime/') === false) {
             try {
-                put_log("git: git blame -L {$data['line']},{$data['line']} {$data['file']}", 'ExceptionLogProducerEcho.log');
+                put_log("git blame -L {$data['line']},{$data['line']} {$data['file']}", 'ExceptionLogProducerEcho.log');
+                $output = [];
                 exec("git blame -L {$data['line']},{$data['line']} {$data['file']}", $output);
-                put_log("output: {$output[0]}", 'ExceptionLogProducerEcho.log');
+                put_log("output: " . json_encode($output), 'ExceptionLogProducerEcho.log');
                 if (!empty($output[0]) && is_string($output[0])) {
                     preg_match('/(?<=\()[^ ]+/', $output[0], $matches);
                     put_log("matches: {$matches[0]}", 'ExceptionLogProducerEcho.log');