Build Failure on ports-10.7_x86_64_legacy: virtualbox, virtualbox-extension-pack, virtualbox-guest-additions

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.7_x86_64_legacy
Full logs:    https://build.macports.org/builders/ports-10.7_x86_64_legacy-watcher/builds/21522
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    krdc LibVNCServer virtualbox
Subport list:
	- LibVNCServer
	- krdc
	- virtualbox
	- virtualbox-extension-pack
	- virtualbox-guest-additions
Variants:     None
Revision:     5548c52a60d75028bffa5c96b3ac2779da78a122
Build time:   1:00:42
Author:       Ryan Schmidt <ryandesign at macports.org>

Log from failed builds:
	Building 'virtualbox' ... [ERROR]
	> maintainers: .
	Building 'virtualbox-extension-pack' ... [ERROR] (failed to install dependency 'virtualbox')
	> maintainers: .
	Building 'virtualbox-guest-additions' ... [ERROR] (failed to install dependency 'virtualbox')
	> maintainers: .

Broken ports:
	- virtualbox
	- virtualbox-extension-pack
	- virtualbox-guest-additions

Links to individual build jobs:
- ports-10.7_x86_64_legacy-builder #92429
  https://build.macports.org/builders/ports-10.7_x86_64_legacy-builder/builds/92429
- ports-10.7_x86_64_legacy-builder #92430
  https://build.macports.org/builders/ports-10.7_x86_64_legacy-builder/builds/92430
- ports-10.7_x86_64_legacy-builder #92431
  https://build.macports.org/builders/ports-10.7_x86_64_legacy-builder/builds/92431
- ports-10.7_x86_64_legacy-builder #92432
  https://build.macports.org/builders/ports-10.7_x86_64_legacy-builder/builds/92432
- ports-10.7_x86_64_legacy-builder #92433
  https://build.macports.org/builders/ports-10.7_x86_64_legacy-builder/builds/92433

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