`pip install` on ARM64 doesn't work (directory permission denied)

https://travis-ci.org/github/pitrou/pickle5-backport/jobs/688629527

$ $PYTHON -m pip install -U pip wheel setuptools numpy

Collecting pip

  Downloading https://files.pythonhosted.org/packages/54/2e/df11ea7e23e7e761d484ed3740285a34e38548cf2bad2bed3dd5768ec8b9/pip-20.1-py2.py3-none-any.whl (1.5MB)

Collecting wheel

  Downloading https://files.pythonhosted.org/packages/8c/23/848298cccf8e40f5bbb59009b32848a4c38f4e7f3364297ab3c3e2e2cd14/wheel-0.34.2-py2.py3-none-any.whl

Collecting setuptools

  Downloading https://files.pythonhosted.org/packages/2c/c5/0d38afb961f83e0d51f319f7dc166195ebabc1ea3cb20a10a77f500f7156/setuptools-46.4.0-py3-none-any.whl (583kB)

Collecting numpy

  Downloading https://files.pythonhosted.org/packages/2d/f3/795e50e3ea2dc7bc9d1a2eeea9997d5dce63b801e08dfc37c2efce341977/numpy-1.18.4.zip (5.4MB)

  Installing build dependencies: started

  Installing build dependencies: finished with status 'done'

  Getting requirements to build wheel: started

  Getting requirements to build wheel: finished with status 'done'

    Preparing wheel metadata: started

    Preparing wheel metadata: still running...

    Preparing wheel metadata: finished with status 'done'

Building wheels for collected packages: numpy

  WARNING: Building wheel for numpy failed: [Errno 13] Permission denied: '/home/travis/.cache/pip/wheels/c2'

Failed to build numpy

Duplicate of

Imprint