Issue #11585 has been reported by Hiroshi SHIBATA.

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Bug #11585: Broken ruby-core mailing list.
https://bugs.ruby-lang.org/issues/11585

* Author: Hiroshi SHIBATA
* Status: Open
* Priority: Normal
* Assignee: Hiroshi SHIBATA
* ruby -v: 
* Backport: 2.0.0: UNKNOWN, 2.1: UNKNOWN, 2.2: UNKNOWN
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This is investigation issue of [ruby-core:71053] 



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