Build Failure on ports-10.6_i386_legacy: py27-grpcio, py27-protobuf3, py35-grpcio, py35-protobuf3, py36-grpcio, py36-protobuf3

[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/14627
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    py-backports.weakref py-tensorflow py-cheetah py-grpcio py-astor terraform flyway fswatch py-tensorboard py-boto3 py-gast ecs-cli py-absl py-tensorflow-tensorboard
Subport list:
	- py27-grpcio
	- py35-grpcio
	- py36-grpcio
Variants:     None
Revision:     0424e2e69942f7917dabdbf93390cca5efe8ef81
Build time:   0:09:00
Author:       Ryan Schmidt <ryandesign at macports.org>

Log from failed builds:
	Building 'py27-grpcio' ... [ERROR] (failed to install dependency 'py27-protobuf3')
	> maintainers: emcrisostomo at macports.org.
	Building 'py35-grpcio' ... [ERROR] (failed to install dependency 'py35-protobuf3')
	> maintainers: emcrisostomo at macports.org.
	Building 'py36-grpcio' ... [ERROR] (failed to install dependency 'py36-protobuf3')
	> maintainers: emcrisostomo at macports.org.

Broken ports:
	- py27-grpcio
	- py27-protobuf3
	- py35-grpcio
	- py35-protobuf3
	- py36-grpcio
	- py36-protobuf3

Responsible maintainers:
	- emcrisostomo at macports.org

Links to individual build jobs:
- ports-10.6_i386_legacy-builder #41428
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/41428
- ports-10.6_i386_legacy-builder #41429
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/41429
- ports-10.6_i386_legacy-builder #41430
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/41430

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