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/16509
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    py-antlr4-python3-runtime
Subport list:
	- py36-antlr4-python3-runtime
Variants:     None
Revision:     11074a5269106d96e6ca39eb8dc4a80f415c7bac
Build time:   0:06:33
Author:       Perry E. Metzger <pmetzger at macports.org>

Log from failed builds:
	Fetching 'py36-antlr4-python3-runtime' ... [ERROR]
	> maintainers: .

Links to individual build jobs:
- ports-10.6_i386_legacy-builder #45372
  https://build.macports.org/builders/ports-10.6_i386_legacy-builder/builds/45372

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