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/24190
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    py-graveyard py-octave_kernel
Subport list:
	- py27-octave_kernel
	- py36-octave_kernel
	- py37-octave_kernel
Variants:     None
Revision:     690d7b08902e0f7ec8b1b98c9537565b3be8ee66
Build time:   2:04:06
Author:       Marius Schamschula <mps at macports.org>

Log from failed builds:

Links to individual build jobs:
- ports-10.6_i386_legacy-builder #64098
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/64098
- ports-10.6_i386_legacy-builder #64099
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/64099
- ports-10.6_i386_legacy-builder #64100
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/64100

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