Build Failure on ports-10.9_x86_64

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.9_x86_64
Full logs:    https://build.macports.org/builders/ports-10.9_x86_64-watcher/builds/28758
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    py-fido2 py-pyscard yubikey-manager
Subport list:
	- py37-fido2
	- py-fido2
	- py27-fido2
	- py35-fido2
	- py36-fido2
	- py38-fido2
	- py38-pyscard
	- yubikey-manager
Variants:     None
Revision:     f44fcce1a5a3e5dae863d7c2ef4e5071c233e518
Build time:   0:21:34
Author:       Aaron Madlon-Kay <amake at macports.org>

Log from failed builds:

Links to individual build jobs:
- ports-10.9_x86_64-builder #103426
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/103426
- ports-10.9_x86_64-builder #103427
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/103427
- ports-10.9_x86_64-builder #103428
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/103428
- ports-10.9_x86_64-builder #103429
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/103429
- ports-10.9_x86_64-builder #103430
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/103430
- ports-10.9_x86_64-builder #103431
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/103431
- ports-10.9_x86_64-builder #103432
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/103432
- ports-10.9_x86_64-builder #103433
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/103433

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