Build Failure on ports-10.9_x86_64

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.9_x86_64
Full logs:    https://build.macports.org/builders/ports-10.9_x86_64-watcher/builds/16484
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    py-cchardet py-idna-ssl py-yarl py-async-timeout py-aiohttp py-multidict
Subport list:
	- py37-async-timeout
	- py37-cchardet
	- py37-idna-ssl
	- py37-multidict
	- py37-yarl
	- py37-aiohttp
Variants:     None
Revision:     78157a1c74495cbd2dd10f90815bc8c7bfb31dce
Build time:   0:14:53
Author:       Toby Peterson <toby at macports.org>

Log from failed builds:

Links to individual build jobs:
- ports-10.9_x86_64-builder #60990
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/60990
- ports-10.9_x86_64-builder #60991
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/60991
- ports-10.9_x86_64-builder #60992
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/60992
- ports-10.9_x86_64-builder #60993
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/60993
- ports-10.9_x86_64-builder #60994
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/60994
- ports-10.9_x86_64-builder #60995
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/60995

-- 
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MacPorts Buildbot
https://build.macports.org/