Build Failure on ports-10.12_x86_64

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.12_x86_64
Full logs:    https://build.macports.org/builders/ports-10.12_x86_64-watcher/builds/24274
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    py-acme certbot certbot-apache certbot-nginx
Subport list:
	- py27-acme
	- certbot
	- certbot-apache
	- certbot-nginx
	- py-acme
	- py36-acme
	- py37-acme
Variants:     None
Revision:     6a4e58280d04e0c2c89e533330553bf5ff20f9a1
Build time:   0:37:58
Author:       Marius Schamschula <mps at macports.org>

Log from failed builds:

Links to individual build jobs:
- ports-10.12_x86_64-builder #93286
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/93286
- ports-10.12_x86_64-builder #93287
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/93287
- ports-10.12_x86_64-builder #93288
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/93288
- ports-10.12_x86_64-builder #93289
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/93289
- ports-10.12_x86_64-builder #93290
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/93290
- ports-10.12_x86_64-builder #93291
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/93291
- ports-10.12_x86_64-builder #93292
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/93292

-- 
Best regards,
MacPorts Buildbot
https://build.macports.org/