Bug Report

Please answer these questions before submitting your issue. Thanks!

The code in line 275 is as follow:

msg.fmtAppend("In {.3f} sec. ", watch.elapsedSeconds());

while the right format is as follow:

msg.fmtAppend("In {:.3f} sec. ", watch.elapsedSeconds());

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

3. What did you see instead (Required)

4. What is your TiFlash version? (Required)