Build Failure on ports-10.15_x86_64: libgcc6, minpack, mlpack, ocaml-buddy, ocaml-lacaml, optpp, sgd, slepc

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.15_x86_64
Full logs:    https://build.macports.org/builders/ports-10.15_x86_64-watcher/builds/2572
Build reason: A build was forced by 'jmr <jmr at localhost>': force build
Port list:    ocaml-lacaml slepc mathomatic sofia-ml petsc mlpack ocaml-buddy octave minpack pfft sgd optpp
Subport list:
	- mathomatic
	- minpack
	- mlpack
	- ocaml-buddy
	- ocaml-lacaml
	- optpp
	- pfft
	- sgd
	- slepc
	- sofia-ml
Variants:     None
Revision:     
Build time:   0:30:47
Author:       

Log from failed builds:
	Building 'minpack' ... [ERROR] (failed to install dependency 'libgcc6')
	> maintainers: jjstickel at gmail.com.
	Building 'mlpack' ... [ERROR]
	> maintainers: takeshi at macports.org.
	Building 'ocaml-buddy' ... [ERROR]
	> maintainers: .
	Building 'ocaml-lacaml' ... [ERROR]
	> maintainers: .
	Building 'optpp' ... [ERROR]
	> maintainers: .
	Fetching 'pfft' ... [ERROR]
	> maintainers: dstrubbe at macports.org.
	Building 'sgd' ... [ERROR]
	> maintainers: .
	Building 'slepc' ... [ERROR]
	> maintainers: .
	Fetching 'sofia-ml' ... [ERROR]
	> maintainers: .

Broken ports:
	- libgcc6
	- minpack
	- mlpack
	- ocaml-buddy
	- ocaml-lacaml
	- optpp
	- sgd
	- slepc

Responsible maintainers:
	- jjstickel at gmail.com
	- takeshi at macports.org

Links to individual build jobs:
- ports-10.15_x86_64-builder #22408
  https://build.macports.org/builders/ports-10.15_x86_64-builder/builds/22408
- ports-10.15_x86_64-builder #22409
  https://build.macports.org/builders/ports-10.15_x86_64-builder/builds/22409
- ports-10.15_x86_64-builder #22410
  https://build.macports.org/builders/ports-10.15_x86_64-builder/builds/22410
- ports-10.15_x86_64-builder #22411
  https://build.macports.org/builders/ports-10.15_x86_64-builder/builds/22411
- ports-10.15_x86_64-builder #22412
  https://build.macports.org/builders/ports-10.15_x86_64-builder/builds/22412
- ports-10.15_x86_64-builder #22413
  https://build.macports.org/builders/ports-10.15_x86_64-builder/builds/22413
- ports-10.15_x86_64-builder #22414
  https://build.macports.org/builders/ports-10.15_x86_64-builder/builds/22414
- ports-10.15_x86_64-builder #22415
  https://build.macports.org/builders/ports-10.15_x86_64-builder/builds/22415
- ports-10.15_x86_64-builder #22416
  https://build.macports.org/builders/ports-10.15_x86_64-builder/builds/22416
- ports-10.15_x86_64-builder #22417
  https://build.macports.org/builders/ports-10.15_x86_64-builder/builds/22417

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