Build Failure on ports-10.11_x86_64

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.11_x86_64
Full logs:    https://build.macports.org/builders/ports-10.11_x86_64-watcher/builds/28770
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:   0:22:41
Author:       Aaron Madlon-Kay <amake at macports.org>

Log from failed builds:

Links to individual build jobs:
- ports-10.11_x86_64-builder #99529
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/99529
- ports-10.11_x86_64-builder #99530
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/99530
- ports-10.11_x86_64-builder #99531
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/99531
- ports-10.11_x86_64-builder #99532
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/99532
- ports-10.11_x86_64-builder #99533
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/99533
- ports-10.11_x86_64-builder #99534
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/99534
- ports-10.11_x86_64-builder #99535
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/99535
- ports-10.11_x86_64-builder #99536
  https://build.macports.org/builders/ports-10.11_x86_64-builder/builds/99536

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