Build Failure on ports-10.6_i386_legacy

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.6_i386_legacy
Full logs:    https://build.macports.org/builders/ports-10.6_i386_legacy-watcher/builds/26645
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
	- py36-acme
	- py37-acme
Variants:     None
Revision:     3a3a79719f687963626e35e7c2a7fa4810ba84b4
Build time:   0:31:10
Author:       Marius Schamschula <mps at macports.org>

Log from failed builds:

Links to individual build jobs:
- ports-10.6_i386_legacy-builder #67974
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/67974
- ports-10.6_i386_legacy-builder #67975
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/67975
- ports-10.6_i386_legacy-builder #67976
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/67976
- ports-10.6_i386_legacy-builder #67977
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/67977
- ports-10.6_i386_legacy-builder #67978
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/67978
- ports-10.6_i386_legacy-builder #67979
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/67979

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