Build Failure on ports-10.11_x86_64: clang-3.7, py-vega, py36-vega, py37-vega, py38-vega

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.11_x86_64
Full logs:    https://build.macports.org/builders/ports-10.11_x86_64-watcher/builds/32312
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    py-decorator py-vega py-ipython py-mako py-zict
Subport list:
	- py-decorator
	- py38-ipython
	- py-ipython
	- py-mako
	- py38-vega
	- py-vega
	- py-zict
	- py27-mako
	- py35-mako
	- py36-ipython
	- py36-mako
	- py36-vega
	- py37-ipython
	- py37-vega
Variants:     None
Revision:     ea75ef42d78bb80f46c2b12dd46513de246c3aa3
Build time:   0:55:55
Author:       Andrey Stromnov <stromnov at macports.org>

Log from failed builds:
	Building 'py38-vega' ... [ERROR] (failed to install dependency 'clang-3.7')
	> maintainers: stromnov at macports.org,jeremyhu at macports.org,larryv at macports.org,kencu at macports.org.
	Building 'py-vega' ... [ERROR] (failed to install dependency 'clang-3.7')
	> maintainers: stromnov at macports.org,jeremyhu at macports.org,larryv at macports.org,kencu at macports.org.
	Building 'py36-vega' ... [ERROR] (failed to install dependency 'clang-3.7')
	> maintainers: stromnov at macports.org,jeremyhu at macports.org,larryv at macports.org,kencu at macports.org.
	Building 'py37-vega' ... [ERROR] (failed to install dependency 'clang-3.7')
	> maintainers: stromnov at macports.org,jeremyhu at macports.org,larryv at macports.org,kencu at macports.org.

Broken ports:
	- clang-3.7
	- py-vega
	- py36-vega
	- py37-vega
	- py38-vega

Responsible maintainers:
	- jeremyhu at macports.org
	- kencu at macports.org
	- larryv at macports.org
	- stromnov at macports.org

Links to individual build jobs:
- ports-10.11_x86_64-builder #109694
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/109694
- ports-10.11_x86_64-builder #109695
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/109695
- ports-10.11_x86_64-builder #109696
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/109696
- ports-10.11_x86_64-builder #109697
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/109697
- ports-10.11_x86_64-builder #109698
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/109698
- ports-10.11_x86_64-builder #109699
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/109699
- ports-10.11_x86_64-builder #109700
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/109700
- ports-10.11_x86_64-builder #109701
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/109701
- ports-10.11_x86_64-builder #109702
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/109702
- ports-10.11_x86_64-builder #109703
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/109703
- ports-10.11_x86_64-builder #109704
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/109704
- ports-10.11_x86_64-builder #109705
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/109705
- ports-10.11_x86_64-builder #109706
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/109706
- ports-10.11_x86_64-builder #109707
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/109707

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