Build Failure on ports-10.10_x86_64: usd

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.10_x86_64
Full logs:    https://build.macports.org/builders/ports-10.10_x86_64-watcher/builds/40286
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    usd
Subport list:
	- usd
Variants:     None
Revision:     370dafef40932d2a53303c40d4c09ae3f6f28c8b
Build time:   0:22:30
Author:       Jason Liu <jasonliu-- at users.noreply.github.com>

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

Broken ports:
	- usd

Links to individual build jobs:
- ports-10.10_x86_64-builder #128871
  https://build.macports.org/builders/ports-10.10_x86_64-builder/builds/128871

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