Build Failure on ports-10.6_x86_64_legacy: py-pyobjc-cocoa, py27-altgraph, py36-altgraph, py36-pyobjc, py36-pyobjc-cocoa

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.6_x86_64_legacy
Full logs:    https://build.macports.org/builders/ports-10.6_x86_64_legacy-watcher/builds/12878
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    py-pyobjc-cocoa
Subport list:
	- py-pyobjc-cocoa
	- py36-pyobjc-cocoa
Variants:     None
Revision:     59650760a6d6c5249f9ebf404be0f7fada40e7be
Build time:   0:01:31
Author:       Ryan Schmidt <ryandesign at macports.org>

Log from failed builds:
	Building 'py36-pyobjc-cocoa' ... [ERROR] (failed to install dependency 'py36-altgraph')
	> maintainers: jmr at macports.org.
	Building 'py36-pyobjc-cocoa' ... [ERROR] (failed to install dependency 'py36-pyobjc')
	> maintainers: .
	Building 'py-pyobjc-cocoa' ... [ERROR] (failed to install dependency 'py27-altgraph')
	> maintainers: jmr at macports.org.

Broken ports:
	- py-pyobjc-cocoa
	- py27-altgraph
	- py36-altgraph
	- py36-pyobjc
	- py36-pyobjc-cocoa

Responsible maintainers:
	- jmr at macports.org

Links to individual build jobs:
- ports-10.6_x86_64_legacy-builder #57144
  https://build.macports.org/builders/ports-10.6_x86_64_legacy-builder/builds/57144
- ports-10.6_x86_64_legacy-builder #57145
  https://build.macports.org/builders/ports-10.6_x86_64_legacy-builder/builds/57145

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