2019-07-11T20:25:18 Created temporary directory: /tmp/pip-ephem-wheel-cache-qewd9wwf
2019-07-11T20:25:18 Created temporary directory: /tmp/pip-req-tracker-1te2868a
2019-07-11T20:25:18 Created requirements tracker '/tmp/pip-req-tracker-1te2868a'
2019-07-11T20:25:18 Created temporary directory: /tmp/pip-wheel-y3vni1ir
2019-07-11T20:25:18 Collecting feedforward_closedloop_learning==1.2.1
2019-07-11T20:25:18   1 location(s) to search for versions of feedforward-closedloop-learning:
2019-07-11T20:25:18   * https://pypi.org/simple/feedforward-closedloop-learning/
2019-07-11T20:25:18   Getting page https://pypi.org/simple/feedforward-closedloop-learning/
2019-07-11T20:25:18   Analyzing links from page https://pypi.org/simple/feedforward-closedloop-learning/
2019-07-11T20:25:18     Found link https://files.pythonhosted.org/packages/6b/41/3b923990eed636dcd22558f22cb460be1c31ef15d739dc33f81b8be223bc/feedforward_closedloop_learning-1.2.1.tar.gz#sha256=8ab7aa1350dad9901a46b27069e9253f0cf3aa6a5d2e8edcc3ed112ff8d2f481 (from https://pypi.org/simple/feedforward-closedloop-learning/), version: 1.2.1
2019-07-11T20:25:18     Found link https://files.pythonhosted.org/packages/ca/78/0d086366f190bf7e4f75fb83e610a27e4d9b39edbba8fd9122cb8d4ffc19/feedforward_closedloop_learning-1.2.2.tar.gz#sha256=e3c750fa372f6d67a4775d00c6d8edc6a9d029b3e371ab2b39eb667a89014ca8 (from https://pypi.org/simple/feedforward-closedloop-learning/), version: 1.2.2
2019-07-11T20:25:18     Found link https://files.pythonhosted.org/packages/37/50/fd36a09088325ac066ba818c47c32b3977e3f11f21e5d9f8e7f80fa2291e/feedforward_closedloop_learning-1.2.3.tar.gz#sha256=120003541bfc5ab361741759a6d3d77ab0f3a03affa6bc6867857fd2b7a29646 (from https://pypi.org/simple/feedforward-closedloop-learning/), version: 1.2.3
2019-07-11T20:25:18     Skipping link https://files.pythonhosted.org/packages/ed/ba/003aafbfaa4f260b5b1d1ec1dba425094907c82202b10ccce1548cdb10bf/feedforward_closedloop_learning-1.2.4-cp36-cp36m-win_amd64.whl#sha256=bfc2b84f4400ffcc07bfadb1387e7de4a2b7ad355765a7dd6af42d953df1a90c (from https://pypi.org/simple/feedforward-closedloop-learning/); it is not compatible with this Python
2019-07-11T20:25:18     Found link https://files.pythonhosted.org/packages/00/81/ffeba9d1aaa0ff2b318758147bdb711a6992d9bde424c76d585b6202f50c/feedforward_closedloop_learning-1.2.4.tar.gz#sha256=6e9c979a62c326e34b4e70407f51e71986f7a7678c84089a954969982b73e4f8 (from https://pypi.org/simple/feedforward-closedloop-learning/), version: 1.2.4
2019-07-11T20:25:18     Skipping link https://files.pythonhosted.org/packages/cd/cc/dd6d4c19d1ac9239d889ebf704880a37a070efd1e95060d63510dbbf9eda/feedforward_closedloop_learning-1.2.5-cp37-cp37m-win_amd64.whl#sha256=8bf11ad6c29de131e6a82197d47695c87167c3a3991cbd2ec717e874d5993c4a (from https://pypi.org/simple/feedforward-closedloop-learning/); it is not compatible with this Python
2019-07-11T20:25:18     Skipping link https://files.pythonhosted.org/packages/ba/79/9a1d05e3f0436b7803067392b4306bf0ff9023eb1cadee90a4675e808ae3/feedforward_closedloop_learning-1.2.5-py3.6-linux-x86_64.egg#sha256=53650f0317e432b297d7749725c879b231aaed669909929280cc264f39bcb0b0 (from https://pypi.org/simple/feedforward-closedloop-learning/); unsupported archive format: .egg
2019-07-11T20:25:18     Found link https://files.pythonhosted.org/packages/4c/92/857b93e1fe9237261c5302dea4e7b1fb9f4f2b028df081dfebce26cdbeae/feedforward_closedloop_learning-1.2.5.tar.gz#sha256=cdbb6989f5f7f808df15959177f2577be15bc593049d3efaf0af8a4ac0446fd0 (from https://pypi.org/simple/feedforward-closedloop-learning/), version: 1.2.5
2019-07-11T20:25:18   Using version 1.2.1 (newest of versions: 1.2.1)
2019-07-11T20:25:18   Created temporary directory: /tmp/pip-unpack-hjrg3_0s
2019-07-11T20:25:18   Downloading https://files.pythonhosted.org/packages/6b/41/3b923990eed636dcd22558f22cb460be1c31ef15d739dc33f81b8be223bc/feedforward_closedloop_learning-1.2.1.tar.gz
2019-07-11T20:25:18   Downloading from URL https://files.pythonhosted.org/packages/6b/41/3b923990eed636dcd22558f22cb460be1c31ef15d739dc33f81b8be223bc/feedforward_closedloop_learning-1.2.1.tar.gz#sha256=8ab7aa1350dad9901a46b27069e9253f0cf3aa6a5d2e8edcc3ed112ff8d2f481 (from https://pypi.org/simple/feedforward-closedloop-learning/)
2019-07-11T20:25:18   Added feedforward_closedloop_learning==1.2.1 from https://files.pythonhosted.org/packages/6b/41/3b923990eed636dcd22558f22cb460be1c31ef15d739dc33f81b8be223bc/feedforward_closedloop_learning-1.2.1.tar.gz#sha256=8ab7aa1350dad9901a46b27069e9253f0cf3aa6a5d2e8edcc3ed112ff8d2f481 to build tracker '/tmp/pip-req-tracker-1te2868a'
2019-07-11T20:25:18     Running setup.py (path:/tmp/pip-wheel-y3vni1ir/feedforward-closedloop-learning/setup.py) egg_info for package feedforward-closedloop-learning
2019-07-11T20:25:18     Running command python setup.py egg_info
2019-07-11T20:25:21     running egg_info
2019-07-11T20:25:21     creating pip-egg-info/feedforward_closedloop_learning.egg-info
2019-07-11T20:25:21     writing pip-egg-info/feedforward_closedloop_learning.egg-info/PKG-INFO
2019-07-11T20:25:21     writing dependency_links to pip-egg-info/feedforward_closedloop_learning.egg-info/dependency_links.txt
2019-07-11T20:25:21     writing requirements to pip-egg-info/feedforward_closedloop_learning.egg-info/requires.txt
2019-07-11T20:25:21     writing top-level names to pip-egg-info/feedforward_closedloop_learning.egg-info/top_level.txt
2019-07-11T20:25:21     writing manifest file 'pip-egg-info/feedforward_closedloop_learning.egg-info/SOURCES.txt'
2019-07-11T20:25:21     reading manifest file 'pip-egg-info/feedforward_closedloop_learning.egg-info/SOURCES.txt'
2019-07-11T20:25:21     reading manifest template 'MANIFEST.in'
2019-07-11T20:25:21     writing manifest file 'pip-egg-info/feedforward_closedloop_learning.egg-info/SOURCES.txt'
2019-07-11T20:25:22   Source in /tmp/pip-wheel-y3vni1ir/feedforward-closedloop-learning has version 1.2.1, which satisfies requirement feedforward_closedloop_learning==1.2.1 from https://files.pythonhosted.org/packages/6b/41/3b923990eed636dcd22558f22cb460be1c31ef15d739dc33f81b8be223bc/feedforward_closedloop_learning-1.2.1.tar.gz#sha256=8ab7aa1350dad9901a46b27069e9253f0cf3aa6a5d2e8edcc3ed112ff8d2f481
2019-07-11T20:25:22   Removed feedforward_closedloop_learning==1.2.1 from https://files.pythonhosted.org/packages/6b/41/3b923990eed636dcd22558f22cb460be1c31ef15d739dc33f81b8be223bc/feedforward_closedloop_learning-1.2.1.tar.gz#sha256=8ab7aa1350dad9901a46b27069e9253f0cf3aa6a5d2e8edcc3ed112ff8d2f481 from build tracker '/tmp/pip-req-tracker-1te2868a'
2019-07-11T20:25:22 Building wheels for collected packages: feedforward-closedloop-learning
2019-07-11T20:25:22   Created temporary directory: /tmp/pip-wheel-39pku0nq
2019-07-11T20:25:22   Building wheel for feedforward-closedloop-learning (setup.py): started
2019-07-11T20:25:22   Destination directory: /tmp/pip-wheel-39pku0nq
2019-07-11T20:25:22   Running command /usr/bin/python3 -u -c 'import setuptools, tokenize;__file__='"'"'/tmp/pip-wheel-y3vni1ir/feedforward-closedloop-learning/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 /tmp/pip-wheel-39pku0nq
2019-07-11T20:25:24   running bdist_wheel
2019-07-11T20:25:24   running build
2019-07-11T20:25:24   running build_py
2019-07-11T20:25:24   creating build
2019-07-11T20:25:24   creating build/lib.linux-armv7l-3.7
2019-07-11T20:25:24   copying feedforward_closedloop_learning.py -> build/lib.linux-armv7l-3.7
2019-07-11T20:25:24   running build_ext
2019-07-11T20:25:24   building '_feedforward_closedloop_learning' extension
2019-07-11T20:25:24   swigging fcl.i to fcl_wrap.cpp
2019-07-11T20:25:24   swig -python -c++ -py3 -o fcl_wrap.cpp fcl.i
2019-07-11T20:25:24   unable to execute 'swig': No such file or directory
2019-07-11T20:25:24   error: command 'swig' failed with exit status 1
2019-07-11T20:25:25   Building wheel for feedforward-closedloop-learning (setup.py): finished with status 'error'
2019-07-11T20:25:25   ERROR: Failed building wheel for feedforward-closedloop-learning
2019-07-11T20:25:25   Running setup.py clean for feedforward-closedloop-learning
2019-07-11T20:25:25   Running command /usr/bin/python3 -u -c 'import setuptools, tokenize;__file__='"'"'/tmp/pip-wheel-y3vni1ir/feedforward-closedloop-learning/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' clean --all
2019-07-11T20:25:27   running clean
2019-07-11T20:25:27   removing 'build/lib.linux-armv7l-3.7' (and everything under it)
2019-07-11T20:25:27   'build/bdist.linux-armv7l' does not exist -- can't clean it
2019-07-11T20:25:27   'build/scripts-3.7' does not exist -- can't clean it
2019-07-11T20:25:27   removing 'build'
2019-07-11T20:25:27 Failed to build feedforward-closedloop-learning
2019-07-11T20:25:27 Cleaning up...
2019-07-11T20:25:27   Removing source in /tmp/pip-wheel-y3vni1ir/feedforward-closedloop-learning
2019-07-11T20:25:27 Removed build tracker '/tmp/pip-req-tracker-1te2868a'
2019-07-11T20:25:27 ERROR: Failed to build one or more wheels
2019-07-11T20:25:27 Exception information:
2019-07-11T20:25:27 Traceback (most recent call last):
2019-07-11T20:25:27   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-07-11T20:25:27     status = self.run(options, args)
2019-07-11T20:25:27   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/commands/wheel.py", line 178, in run
2019-07-11T20:25:27     "Failed to build one or more wheels"
2019-07-11T20:25:27 pip._internal.exceptions.CommandError: Failed to build one or more wheels