Build Failure on ports-10.12_x86_64: gtk2hs, stack

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.12_x86_64
Full logs:    https://build.macports.org/builders/ports-10.12_x86_64-watcher/builds/34835
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    gtk2hs
Subport list:
	- gtk2hs
Variants:     None
Revision:     386c63b841825206c45d583a6cdb9201e348c294
Build time:   0:03:40
Author:       David B. Evans <devans at macports.org>

Log from failed builds:
	Building 'gtk2hs' ... [ERROR] (failed to install dependency 'stack')
	> maintainers: s.t.smith at ieee.org.

Broken ports:
	- gtk2hs
	- stack

Responsible maintainers:
	- s.t.smith at ieee.org

Links to individual build jobs:
- ports-10.12_x86_64-builder #122359
  https://build.macports.org/builders/ports-10.12_x86_64-builder/builds/122359

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