Build Failure on ports-10.6_i386_legacy

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.6_i386_legacy
Full logs:    https://build.macports.org/builders/ports-10.6_i386_legacy-watcher/builds/26388
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    py-redis py-pyrsistent py-logilab-common opencv4
Subport list:
	- opencv4
	- py27-pyrsistent
	- py35-pyrsistent
	- py36-pyrsistent
	- py37-pyrsistent
Variants:     None
Revision:     b68a3f0809dcfd3a92fbad0586985104817e791f
Build time:   0:20:49
Author:       Andrey Stromnov <stromnov at macports.org>

Log from failed builds:
	Fetching 'opencv4' ... [ERROR]
	> maintainers: stromnov at macports.org.

Links to individual build jobs:
- ports-10.6_i386_legacy-builder #67677
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/67677
- ports-10.6_i386_legacy-builder #67678
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/67678
- ports-10.6_i386_legacy-builder #67679
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/67679
- ports-10.6_i386_legacy-builder #67680
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/67680
- ports-10.6_i386_legacy-builder #67681
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/67681

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