Build Failure on ports-10.9_x86_64: carthage, mu-devel, xcbuild

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.9_x86_64
Full logs:    https://build.macports.org/builders/ports-10.9_x86_64-watcher/builds/10967
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    carthage py-graveyard mu xcbuild py-cairo py-matplotlib
Subport list:
	- carthage
	- mu-devel
	- py-cairo
	- py-matplotlib
	- py27-cairo
	- py27-matplotlib
	- py34-cairo
	- py34-matplotlib
	- py35-cairo
	- py35-matplotlib
	- py36-cairo
	- py36-matplotlib
	- xcbuild
Variants:     None
Revision:     8fb96faaa715809405d8d8dcc8c5f9259f13dc81
Build time:   0:42:18
Author:       Sean Farley <sean at macports.org>

Log from failed builds:
	Building 'mu-devel' ... [ERROR]
	> maintainers: .
	Building 'carthage' ... [ERROR]
	> maintainers: sean at macports.org.
	Building 'xcbuild' ... [ERROR]
	> maintainers: sean at macports.org.

Broken ports:
	- carthage
	- mu-devel
	- xcbuild

Responsible maintainers:
	- sean at macports.org

Links to individual build jobs:
- ports-10.9_x86_64-builder #43621
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/43621
- ports-10.9_x86_64-builder #43622
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/43622
- ports-10.9_x86_64-builder #43623
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/43623
- ports-10.9_x86_64-builder #43624
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/43624
- ports-10.9_x86_64-builder #43625
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/43625
- ports-10.9_x86_64-builder #43626
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/43626
- ports-10.9_x86_64-builder #43627
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/43627
- ports-10.9_x86_64-builder #43628
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/43628
- ports-10.9_x86_64-builder #43629
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/43629
- ports-10.9_x86_64-builder #43630
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/43630
- ports-10.9_x86_64-builder #43631
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/43631
- ports-10.9_x86_64-builder #43632
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/43632
- ports-10.9_x86_64-builder #43633
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/43633

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