Build Failure on ports-10.13_x86_64: alliance

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.13_x86_64
Full logs:    https://build.macports.org/builders/ports-10.13_x86_64-watcher/builds/3015
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    alliance
Subport list:
	- alliance
Variants:     None
Revision:     88656351bdc92ed13acd08c6aee5993cb1eaad67
Build time:   0:15:28
Author:       Ken <21211439+kencu at users.noreply.github.com>

Log from failed builds:
	Building 'alliance' ... [ERROR]
	> maintainers: .

Broken ports:
	- alliance

Links to individual build jobs:
- ports-10.13_x86_64-builder #18044
  https://build.macports.org/builders/ports-10.13_x86_64-builder/builds/18044

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