Build Failure on ports-10.8_x86_64_legacy

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.8_x86_64_legacy
Full logs:    https://build.macports.org/builders/ports-10.8_x86_64_legacy-watcher/builds/24394
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:     67d35ddfe3e9ffdb1e213567d836c69ee61c3e58
Build time:   0:27:01
Author:       Marius Schamschula <mps at macports.org>

Log from failed builds:

Links to individual build jobs:
- ports-10.8_x86_64_legacy-builder #93954
  https://build.macports.org/builders/ports-10.8_x86_64_legacy-builder/builds/93954
- ports-10.8_x86_64_legacy-builder #93955
  https://build.macports.org/builders/ports-10.8_x86_64_legacy-builder/builds/93955
- ports-10.8_x86_64_legacy-builder #93956
  https://build.macports.org/builders/ports-10.8_x86_64_legacy-builder/builds/93956
- ports-10.8_x86_64_legacy-builder #93957
  https://build.macports.org/builders/ports-10.8_x86_64_legacy-builder/builds/93957
- ports-10.8_x86_64_legacy-builder #93958
  https://build.macports.org/builders/ports-10.8_x86_64_legacy-builder/builds/93958
- ports-10.8_x86_64_legacy-builder #93959
  https://build.macports.org/builders/ports-10.8_x86_64_legacy-builder/builds/93959
- ports-10.8_x86_64_legacy-builder #93960
  https://build.macports.org/builders/ports-10.8_x86_64_legacy-builder/builds/93960

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