[Bug] with how mask_token_id is selected in the dflash script; it does not use the value configured in draft_config.dflash_config .

[dfiyoyo]

Checklist

• 1. I have searched related issues but cannot get the expected help.
• 2. The bug has not been fixed in the latest version.
• 3. Please note that if the bug-related issue you submitted lacks corresponding environment info and a minimal reproducible demo, it will be challenging for us to reproduce and resolve the issue, reducing the likelihood of receiving feedback.
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Describe the bug

but config at

Reproduction

qwen3-8b-dflash.json
run_qwen3_8b_dflash_online.sh

Environment

H20，do qwen-8B dflash train

[jiapingW]

You're right. The mask_token_id in the dflash configuration was not used but was generated directly. We will fix this bug.

[jiapingW]

@xiaomin-D cc.