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/26607
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:     397d12dcd528be8d8bc13af3109e990b36c91f15
Build time:   0:29:35
Author:       Marius Schamschula <mps at macports.org>

Log from failed builds:

Links to individual build jobs:
- ports-10.6_i386_legacy-builder #67931
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/67931
- ports-10.6_i386_legacy-builder #67932
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/67932
- ports-10.6_i386_legacy-builder #67933
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/67933
- ports-10.6_i386_legacy-builder #67934
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/67934
- ports-10.6_i386_legacy-builder #67935
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/67935
- ports-10.6_i386_legacy-builder #67936
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/67936

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