problem "Building TVTK classes..."

I tried to install the git version of mayavi on Arch Linux with python3 compiled vtk.

After "pip install --user ." I get the following error:

`>pip install --user .
Processing /home/amann/junk/mayavi
Requirement already satisfied: apptools in /usr/lib/python3.6/site-packages (from mayavi==4.5.1.dev0)
Requirement already satisfied: traits in /usr/lib/python3.6/site-packages (from mayavi==4.5.1.dev0)
Requirement already satisfied: traitsui in /usr/lib/python3.6/site-packages (from mayavi==4.5.1.dev0)
Requirement already satisfied: configobj in /usr/lib/python3.6/site-packages (from apptools->mayavi==4.5.1.dev0)
Requirement already satisfied: pyface in /usr/lib/python3.6/site-packages (from traitsui->mayavi==4.5.1.dev0)
Requirement already satisfied: pygments in /usr/lib/python3.6/site-packages (from pyface->traitsui->mayavi==4.5.1.dev0)
Installing collected packages: mayavi
Running setup.py install for mayavi ... error
Complete output from command /usr/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/pip-0lnsxn94-build/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-8jqmwmo4-record/install-record.txt --single-version-externally-managed --compile --user --prefix=:
running install
running build
----------------------------------------------------------------------
Building TVTK classes... terminate called after throwing an instance of 'std::logic_error'
what(): basic_string::_M_construct null not valid

----------------------------------------
Command "/usr/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/pip-0lnsxn94-build/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-8jqmwmo4-record/install-record.txt --single-version-externally-managed --compile --user --prefix=" failed with error code -6 in /tmp/pip-0lnsxn94-build/
`

Any ideas what could be wrong? Software installed:

python-3.6.0
vtk-7.1.0