Build Failure on ports-10.8_x86_64: gmt6, llvm-9.0, proj7

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.8_x86_64
Full logs:    https://build.macports.org/builders/ports-10.8_x86_64-watcher/builds/7773
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    gmt5
Subport list:
	- gmt6
Variants:     None
Revision:     daf5135acf2bd790b20089df04f1038c91030ead
Build time:   0:02:26
Author:       Dongdong Tian <seisman.info at gmail.com>

Log from failed builds:
	Building 'gmt6' ... [ERROR] (failed to install dependency 'llvm-9.0')
	> maintainers: takeshi at macports.org,jeremyhu at macports.org,larryv at macports.org,kencu at macports.org.
	Building 'gmt6' ... [ERROR] (failed to install dependency 'proj7')
	> maintainers: takeshi at macports.org,stromnov at macports.org.

Broken ports:
	- gmt6
	- llvm-9.0
	- proj7

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

Links to individual build jobs:
- ports-10.8_x86_64-builder #24998
  https://build.macports.org/builders/ports-10.8_x86_64-builder/builds/24998

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