Traffic replay from S3 always reports error

[djshow832]

Bug Report

Please answer these questions before submitting your issue. Thanks!

1. Minimal reproduce step (Required)

Traffic capture to S3 and then replay from S3

2. What did you expect to see? (Required)

Replay succeeds

3. What did you see instead (Required)

Replay reports tiproxy instances number is less than input paths number

4. What is your TiDB version? (Required)

master