[MacPorts] #56281: MacOS 10.13.4 : Cargo port build failure about SSL and github

[MacPorts]

#56281: MacOS 10.13.4 : Cargo port build failure about SSL and github
----------------------+--------------------
  Reporter:  cgilles  |      Owner:  (none)
      Type:  defect   |     Status:  new
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:
Resolution:           |   Keywords:
      Port:           |
----------------------+--------------------

Comment (by cbean):

 Same issue on 10.12.6:


 {{{
 :info:build error: failed to load source for a dependency on `atty`
 :info:build Caused by:
 :info:build   Unable to update registry `https://github.com/rust-
 lang/crates.io-index`
 :info:build Caused by:
 :info:build   failed to fetch `https://github.com/rust-lang/crates.io-
 index`
 :info:build Caused by:
 :info:build   [12/-2] [35] SSL connect error (SSL certificate problem:
 Couldn't understand the server certificate format)
 :info:build Exit code: 101

 }}}

-- 
Ticket URL: <https://trac.macports.org/ticket/56281#comment:4>
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