Build Failure on ports-10.13_x86_64

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.13_x86_64
Full logs:    https://build.macports.org/builders/ports-10.13_x86_64-watcher/builds/2958
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    gnss-sdr
Subport list:
	- gnss-sdr-devel
	- gnss-sdr-next
Variants:     None
Revision:     7cc0c407b1167818c256625e9eb6b91f8b795b0f
Build time:   0:26:54
Author:       Michael Dickens <michaelld at macports.org>

Log from failed builds:

Links to individual build jobs:
- ports-10.13_x86_64-builder #17841
  https://build.macports.org/builders/ports-10.13_x86_64-builder/builds/17841
- ports-10.13_x86_64-builder #17842
  https://build.macports.org/builders/ports-10.13_x86_64-builder/builds/17842

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