Build Failure on ports-10.9_x86_64: py35-scikit-learn, py36-scikit-learn, py37-scikit-learn

[buildbot at macports.org]

Status:       Failure
Build slave:  ports-10.9_x86_64
Full logs:    https://build.macports.org/builders/ports-10.9_x86_64-watcher/builds/26300
Build reason: The SingleBranchScheduler scheduler named 'ports' triggered this build
Port list:    py-vega py-bokeh py-nuitka py-jupyterlab_server py-widgetsnbextension py-redis py-ipywidgets py-scikit-learn
Subport list:
	- py27-bokeh
	- py-bokeh
	- py-ipywidgets
	- py27-nuitka
	- py-nuitka
	- py27-redis
	- py-redis
	- py-scikit-learn
	- py27-vega
	- py-vega
	- py-widgetsnbextension
	- py34-redis
	- py35-bokeh
	- py35-redis
	- py35-scikit-learn
	- py36-bokeh
	- py36-widgetsnbextension
	- py36-ipywidgets
	- py36-nuitka
	- py36-redis
	- py36-scikit-learn
	- py36-vega
	- py37-bokeh
	- py37-widgetsnbextension
	- py37-ipywidgets
	- py37-nuitka
	- py37-redis
	- py37-scikit-learn
	- py37-vega
Variants:     None
Revision:     b074c1e61814d1d473971f246d8fca97a33a9c8e
Build time:   1:56:11
Author:       Andrey Stromnov <stromnov at macports.org>

Log from failed builds:
	Building 'py35-scikit-learn' ... [ERROR]
	> maintainers: stromnov at macports.org.
	Building 'py36-scikit-learn' ... [ERROR]
	> maintainers: stromnov at macports.org.
	Building 'py37-scikit-learn' ... [ERROR]
	> maintainers: stromnov at macports.org.

Broken ports:
	- py35-scikit-learn
	- py36-scikit-learn
	- py37-scikit-learn

Responsible maintainers:
	- stromnov at macports.org

Links to individual build jobs:
- ports-10.9_x86_64-builder #93545
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93545
- ports-10.9_x86_64-builder #93546
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93546
- ports-10.9_x86_64-builder #93547
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93547
- ports-10.9_x86_64-builder #93548
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93548
- ports-10.9_x86_64-builder #93549
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93549
- ports-10.9_x86_64-builder #93550
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93550
- ports-10.9_x86_64-builder #93551
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93551
- ports-10.9_x86_64-builder #93552
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93552
- ports-10.9_x86_64-builder #93553
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93553
- ports-10.9_x86_64-builder #93554
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93554
- ports-10.9_x86_64-builder #93555
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93555
- ports-10.9_x86_64-builder #93556
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93556
- ports-10.9_x86_64-builder #93557
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93557
- ports-10.9_x86_64-builder #93558
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93558
- ports-10.9_x86_64-builder #93559
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93559
- ports-10.9_x86_64-builder #93560
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93560
- ports-10.9_x86_64-builder #93561
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93561
- ports-10.9_x86_64-builder #93562
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93562
- ports-10.9_x86_64-builder #93563
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93563
- ports-10.9_x86_64-builder #93564
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93564
- ports-10.9_x86_64-builder #93565
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93565
- ports-10.9_x86_64-builder #93566
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93566
- ports-10.9_x86_64-builder #93567
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93567
- ports-10.9_x86_64-builder #93568
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93568
- ports-10.9_x86_64-builder #93569
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93569
- ports-10.9_x86_64-builder #93570
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93570
- ports-10.9_x86_64-builder #93571
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93571
- ports-10.9_x86_64-builder #93572
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93572
- ports-10.9_x86_64-builder #93573
  https://build.macports.org/builders/ports-10.9_x86_64-builder/builds/93573

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