The command "pip install cibuildwheel==0.1.3 pybind11==2.1.0" exited with 0. 80.32s$ cibuildwheel --output-dir wheelhouse + curl -L -o /tmp/Python.pkg https://www.python.org/ftp/python/2.7.13/python-2.7.13-macosx10.6.pkg % Total % Received % Xferd Average Speed Time Time Time Current Dload Upload Total Spent Left Speed 100 21.4M 100 21.4M 0 0 2950k 0 0:00:07 0:00:07 --:--:-- 3594k + sudo installer -pkg /tmp/Python.pkg -target / installer: Package name is Python installer: Installing at base path / installer: The install was successful. + which python2 /Library/Frameworks/Python.framework/Versions/2.7/bin/python2 + python2 --version Python 2.7.13 + python2 -m ensurepip --upgrade Requirement already up-to-date: setuptools in /Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages Requirement already up-to-date: pip in /Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages + pip2 --version pip 9.0.1 from /Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages (python 2.7) + pip2 install wheel Collecting wheel Downloading wheel-0.29.0-py2.py3-none-any.whl (66kB) 100% |████████████████████████████████| 71kB 1.0MB/s Installing collected packages: wheel Successfully installed wheel-0.29.0 + pip2 install delocate Collecting delocate Downloading delocate-0.6.4-py2-none-any.whl (85kB) 100% |████████████████████████████████| 92kB 2.5MB/s Requirement already satisfied: wheel in /Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages (from delocate) Installing collected packages: delocate Successfully installed delocate-0.6.4 + pip2 wheel . -w /tmp/tmpwheel2.7 Processing /Users/travis/build/fraenkel-lab/pcst_fast Collecting pybind11==2.1.0 (from pcst-fast==1.0.2) Using cached pybind11-2.1.0-py2.py3-none-any.whl Saved /private/tmp/tmpwheel2.7/pybind11-2.1.0-py2.py3-none-any.whl Skipping pybind11, due to already being wheel. Building wheels for collected packages: pcst-fast Running setup.py bdist_wheel for pcst-fast ... error Complete output from command /Library/Frameworks/Python.framework/Versions/2.7/Resources/Python.app/Contents/MacOS/Python -u -c "import setuptools, tokenize;__file__='/private/var/folders/my/m6ynh3bn6tq06h7xr3js0z7r0000gn/T/pip-vBbxQd-build/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" bdist_wheel -d /var/folders/my/m6ynh3bn6tq06h7xr3js0z7r0000gn/T/tmppPIxUUpip-wheel-: running bdist_wheel running build running build_py package init file 'src/__init__.py' not found (or not a regular file) creating build creating build/lib.macosx-10.6-intel-2.7 creating build/lib.macosx-10.6-intel-2.7/pcst_fast copying src/test_pcst_fast.py -> build/lib.macosx-10.6-intel-2.7/pcst_fast running build_ext creating var creating var/folders creating var/folders/my creating var/folders/my/m6ynh3bn6tq06h7xr3js0z7r0000gn creating var/folders/my/m6ynh3bn6tq06h7xr3js0z7r0000gn/T /usr/bin/clang -fno-strict-aliasing -fno-common -dynamic -arch i386 -arch x86_64 -g -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes -I/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7 -c /var/folders/my/m6ynh3bn6tq06h7xr3js0z7r0000gn/T/tmpgO7CCO.cpp -o var/folders/my/m6ynh3bn6tq06h7xr3js0z7r0000gn/T/tmpgO7CCO.o -std=c++14 /usr/bin/clang -fno-strict-aliasing -fno-common -dynamic -arch i386 -arch x86_64 -g -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes -I/Library/Frameworks/Python.framework/Versions/2.7/include/python2.7 -c /var/folders/my/m6ynh3bn6tq06h7xr3js0z7r0000gn/T/tmpOnS03A.cpp -o var/folders/my/m6ynh3bn6tq06h7xr3js0z7r0000gn/T/tmpOnS03A.o -fvisibility=hidden building 'pcst_fast' extension Traceback (most recent call last): File "<string>", line 1, in <module> File "/private/var/folders/my/m6ynh3bn6tq06h7xr3js0z7r0000gn/T/pip-vBbxQd-build/setup.py", line 103, in <module> zip_safe=False, File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/distutils/core.py", line 151, in setup dist.run_commands() File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/distutils/dist.py", line 953, in run_commands self.run_command(cmd) File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/distutils/dist.py", line 972, in run_command cmd_obj.run() File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/wheel/bdist_wheel.py", line 179, in run self.run_command('build') File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/distutils/cmd.py", line 326, in run_command self.distribution.run_command(command) File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/distutils/dist.py", line 972, in run_command cmd_obj.run() File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/distutils/command/build.py", line 127, in run self.run_command(cmd_name) File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/distutils/cmd.py", line 326, in run_command self.distribution.run_command(command) File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/distutils/dist.py", line 972, in run_command cmd_obj.run() File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/setuptools/command/build_ext.py", line 75, in run _build_ext.run(self) File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/distutils/command/build_ext.py", line 340, in run self.build_extensions() File "/private/var/folders/my/m6ynh3bn6tq06h7xr3js0z7r0000gn/T/pip-vBbxQd-build/setup.py", line 88, in build_extensions build_ext.build_extensions(self) File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/distutils/command/build_ext.py", line 449, in build_extensions self.build_extension(ext) File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/setuptools/command/build_ext.py", line 196, in build_extension _build_ext.build_extension(self, ext) File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/distutils/command/build_ext.py", line 499, in build_extension depends=ext.depends) File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/distutils/ccompiler.py", line 566, in compile depends, extra_postargs) File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/distutils/ccompiler.py", line 355, in _setup_compile pp_opts = gen_preprocess_options(macros, incdirs) File "/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/distutils/ccompiler.py", line 1052, in gen_preprocess_options pp_opts.append ("-I%s" % dir) File "/private/var/folders/my/m6ynh3bn6tq06h7xr3js0z7r0000gn/T/pip-vBbxQd-build/setup.py", line 18, in __str__ import pybind11 ImportError: No module named pybind11 ---------------------------------------- Failed building wheel for pcst-fast