2019-06-29T19:34:26 Created temporary directory: /tmp/pip-ephem-wheel-cache-h_z8rg34
2019-06-29T19:34:26 Created temporary directory: /tmp/pip-req-tracker-w0sa_mii
2019-06-29T19:34:26 Created requirements tracker '/tmp/pip-req-tracker-w0sa_mii'
2019-06-29T19:34:26 Created temporary directory: /tmp/pip-wheel-d7ztmbuk
2019-06-29T19:34:26 Collecting pypotrace==0.1.2
2019-06-29T19:34:26   1 location(s) to search for versions of pypotrace:
2019-06-29T19:34:26   * https://pypi.org/simple/pypotrace/
2019-06-29T19:34:26   Getting page https://pypi.org/simple/pypotrace/
2019-06-29T19:34:26   Analyzing links from page https://pypi.org/simple/pypotrace/
2019-06-29T19:34:26     Found link https://files.pythonhosted.org/packages/01/05/a444e108b9bc645fafd02c52eac81bb0b1ed23dc504ca70fad61d6706c57/pypotrace-0.1.tar.gz#sha256=5761e6b60bc8d9e6870aafb65184df57bac46a99287a2aa126162a9eb84376b4 (from https://pypi.org/simple/pypotrace/), version: 0.1
2019-06-29T19:34:26     Found link https://files.pythonhosted.org/packages/1f/a6/8d20d5fc78cd1fadaafcfd3bf0315089756560dbf590b413607bcad8dcb1/pypotrace-0.1.1.tar.gz#sha256=58662529a7b701de85d83a8911b17195fd833cde18ddb1cb4088e36e406c9e49 (from https://pypi.org/simple/pypotrace/), version: 0.1.1
2019-06-29T19:34:26     Found link https://files.pythonhosted.org/packages/a1/30/bab0f7d2f69223a2f687e8ae2ed411ce03ebed5ec8efb5509aec4c432b86/pypotrace-0.1.2.tar.gz#sha256=51a1403645c4e6bd6a2afb75330a27fbf84c5c476b076c58292958594155d496 (from https://pypi.org/simple/pypotrace/), version: 0.1.2
2019-06-29T19:34:26     Found link https://files.pythonhosted.org/packages/28/6f/59ebf9fa50553426d28c0aec6d0690e84cca3841edd10276afaaedb8d02b/pypotrace-0.1.3.tar.gz#sha256=6514cc938867e92d6fdc554f045acfc8f6a8fb28f8694a1e8922f482d0225ef8 (from https://pypi.org/simple/pypotrace/), version: 0.1.3
2019-06-29T19:34:26     Found link https://files.pythonhosted.org/packages/fa/10/cd7ce3148ac390032ad5c6f687ca20f924e4abcaf2f3d9a10dc13cbbe4b2/pypotrace-0.1.4.tar.gz#sha256=2fe7eec8715093d64c0dfb468ea0dd413fe3bd1845983474d66be8f3f4c084a4 (from https://pypi.org/simple/pypotrace/), version: 0.1.4
2019-06-29T19:34:26   Using version 0.1.2 (newest of versions: 0.1.2)
2019-06-29T19:34:26   Created temporary directory: /tmp/pip-unpack-kmmi6rpq
2019-06-29T19:34:26   Downloading https://files.pythonhosted.org/packages/a1/30/bab0f7d2f69223a2f687e8ae2ed411ce03ebed5ec8efb5509aec4c432b86/pypotrace-0.1.2.tar.gz (196kB)
2019-06-29T19:34:26   Downloading from URL https://files.pythonhosted.org/packages/a1/30/bab0f7d2f69223a2f687e8ae2ed411ce03ebed5ec8efb5509aec4c432b86/pypotrace-0.1.2.tar.gz#sha256=51a1403645c4e6bd6a2afb75330a27fbf84c5c476b076c58292958594155d496 (from https://pypi.org/simple/pypotrace/)
2019-06-29T19:34:27   Added pypotrace==0.1.2 from https://files.pythonhosted.org/packages/a1/30/bab0f7d2f69223a2f687e8ae2ed411ce03ebed5ec8efb5509aec4c432b86/pypotrace-0.1.2.tar.gz#sha256=51a1403645c4e6bd6a2afb75330a27fbf84c5c476b076c58292958594155d496 to build tracker '/tmp/pip-req-tracker-w0sa_mii'
2019-06-29T19:34:27     Running setup.py (path:/tmp/pip-wheel-d7ztmbuk/pypotrace/setup.py) egg_info for package pypotrace
2019-06-29T19:34:27     Running command python setup.py egg_info
2019-06-29T19:34:28     running egg_info
2019-06-29T19:34:28     creating pip-egg-info/pypotrace.egg-info
2019-06-29T19:34:28     writing pip-egg-info/pypotrace.egg-info/PKG-INFO
2019-06-29T19:34:28     writing dependency_links to pip-egg-info/pypotrace.egg-info/dependency_links.txt
2019-06-29T19:34:28     writing top-level names to pip-egg-info/pypotrace.egg-info/top_level.txt
2019-06-29T19:34:28     writing manifest file 'pip-egg-info/pypotrace.egg-info/SOURCES.txt'
2019-06-29T19:34:29     reading manifest file 'pip-egg-info/pypotrace.egg-info/SOURCES.txt'
2019-06-29T19:34:29     reading manifest template 'MANIFEST.in'
2019-06-29T19:34:29     warning: no previously-included files matching '*.swp' found anywhere in distribution
2019-06-29T19:34:29     writing manifest file 'pip-egg-info/pypotrace.egg-info/SOURCES.txt'
2019-06-29T19:34:29   Source in /tmp/pip-wheel-d7ztmbuk/pypotrace has version 0.1.2, which satisfies requirement pypotrace==0.1.2 from https://files.pythonhosted.org/packages/a1/30/bab0f7d2f69223a2f687e8ae2ed411ce03ebed5ec8efb5509aec4c432b86/pypotrace-0.1.2.tar.gz#sha256=51a1403645c4e6bd6a2afb75330a27fbf84c5c476b076c58292958594155d496
2019-06-29T19:34:29   Removed pypotrace==0.1.2 from https://files.pythonhosted.org/packages/a1/30/bab0f7d2f69223a2f687e8ae2ed411ce03ebed5ec8efb5509aec4c432b86/pypotrace-0.1.2.tar.gz#sha256=51a1403645c4e6bd6a2afb75330a27fbf84c5c476b076c58292958594155d496 from build tracker '/tmp/pip-req-tracker-w0sa_mii'
2019-06-29T19:34:29 Building wheels for collected packages: pypotrace
2019-06-29T19:34:29   Created temporary directory: /tmp/pip-wheel-050g386i
2019-06-29T19:34:29   Building wheel for pypotrace (setup.py): started
2019-06-29T19:34:29   Destination directory: /tmp/pip-wheel-050g386i
2019-06-29T19:34:29   Running command /usr/bin/python3 -u -c 'import setuptools, tokenize;__file__='"'"'/tmp/pip-wheel-d7ztmbuk/pypotrace/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-050g386i
2019-06-29T19:34:30   running bdist_wheel
2019-06-29T19:34:30   running build
2019-06-29T19:34:30   running build_py
2019-06-29T19:34:31   creating build
2019-06-29T19:34:31   creating build/lib.linux-armv7l-3.7
2019-06-29T19:34:31   creating build/lib.linux-armv7l-3.7/potrace
2019-06-29T19:34:31   copying potrace/__init__.py -> build/lib.linux-armv7l-3.7/potrace
2019-06-29T19:34:31   creating build/lib.linux-armv7l-3.7/potrace/agg
2019-06-29T19:34:31   copying potrace/agg/__init__.py -> build/lib.linux-armv7l-3.7/potrace/agg
2019-06-29T19:34:31   running build_ext
2019-06-29T19:34:31   skipping 'potrace/_potrace.c' Cython extension (up-to-date)
2019-06-29T19:34:31   building 'potrace._potrace' extension
2019-06-29T19:34:31   creating build/temp.linux-armv7l-3.7
2019-06-29T19:34:31   creating build/temp.linux-armv7l-3.7/potrace
2019-06-29T19:34:31   arm-linux-gnueabihf-gcc -pthread -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/python3.7m -c potrace/_potrace.c -o build/temp.linux-armv7l-3.7/potrace/_potrace.o
2019-06-29T19:34:31   potrace/_potrace.c:199:10: fatal error: potracelib.h: No such file or directory
2019-06-29T19:34:31    #include "potracelib.h"
2019-06-29T19:34:31             ^~~~~~~~~~~~~~
2019-06-29T19:34:31   compilation terminated.
2019-06-29T19:34:31   error: command 'arm-linux-gnueabihf-gcc' failed with exit status 1
2019-06-29T19:34:31   Building wheel for pypotrace (setup.py): finished with status 'error'
2019-06-29T19:34:31   ERROR: Failed building wheel for pypotrace
2019-06-29T19:34:31   Running setup.py clean for pypotrace
2019-06-29T19:34:31   Running command /usr/bin/python3 -u -c 'import setuptools, tokenize;__file__='"'"'/tmp/pip-wheel-d7ztmbuk/pypotrace/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' clean --all
2019-06-29T19:34:33   running clean
2019-06-29T19:34:33   removing 'build/temp.linux-armv7l-3.7' (and everything under it)
2019-06-29T19:34:33   removing 'build/lib.linux-armv7l-3.7' (and everything under it)
2019-06-29T19:34:33   'build/bdist.linux-armv7l' does not exist -- can't clean it
2019-06-29T19:34:33   'build/scripts-3.7' does not exist -- can't clean it
2019-06-29T19:34:33   removing 'build'
2019-06-29T19:34:33 Failed to build pypotrace
2019-06-29T19:34:33 Cleaning up...
2019-06-29T19:34:33   Removing source in /tmp/pip-wheel-d7ztmbuk/pypotrace
2019-06-29T19:34:33 Removed build tracker '/tmp/pip-req-tracker-w0sa_mii'
2019-06-29T19:34:33 ERROR: Failed to build one or more wheels
2019-06-29T19:34:33 Exception information:
2019-06-29T19:34:33 Traceback (most recent call last):
2019-06-29T19:34:33   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-06-29T19:34:33     status = self.run(options, args)
2019-06-29T19:34:33   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 178, in run
2019-06-29T19:34:33     "Failed to build one or more wheels"
2019-06-29T19:34:33 pip._internal.exceptions.CommandError: Failed to build one or more wheels