2019-07-05T11:30:03 Created temporary directory: /tmp/pip-ephem-wheel-cache-1dof0uyn
2019-07-05T11:30:03 Created temporary directory: /tmp/pip-req-tracker-hdnfb3fr
2019-07-05T11:30:03 Created requirements tracker '/tmp/pip-req-tracker-hdnfb3fr'
2019-07-05T11:30:03 Created temporary directory: /tmp/pip-wheel-3_nmf97i
2019-07-05T11:30:04 Collecting queueing-tool==1.2.1
2019-07-05T11:30:04   1 location(s) to search for versions of queueing-tool:
2019-07-05T11:30:04   * https://pypi.org/simple/queueing-tool/
2019-07-05T11:30:04   Getting page https://pypi.org/simple/queueing-tool/
2019-07-05T11:30:04   Analyzing links from page https://pypi.org/simple/queueing-tool/
2019-07-05T11:30:04     Found link https://files.pythonhosted.org/packages/c4/95/d21226e936251f307d021562a8d1e58aa10d8505fe9139ee951b414ad9a3/queueing-tool-1.0.1.tar.gz#sha256=c76617d3282d2b28a217b7f8823b19645070ff56ed41763ac9ac6572894698fc (from https://pypi.org/simple/queueing-tool/), version: 1.0.1
2019-07-05T11:30:04     Found link https://files.pythonhosted.org/packages/ec/95/87f7ce4ffbb57397eaa9f1a5b0da6708ab4e154856d49d4a1aa23fab1b94/queueing-tool-1.0.2.tar.gz#sha256=cbfb2fbf0ddf349b57140d92adec80147b3be4be62c7b3e8b570a0ff9bab4e69 (from https://pypi.org/simple/queueing-tool/), version: 1.0.2
2019-07-05T11:30:04     Found link https://files.pythonhosted.org/packages/0a/ea/5adf36c7f680df02c4cbf163d9859e9b2e610dbc0e0aa0ae646796cb2c78/queueing-tool-1.0.3.tar.gz#sha256=fb39481450cd613010dc76df2d07fdf812e4cdaa67ed50f10432e8e9f5876714 (from https://pypi.org/simple/queueing-tool/), version: 1.0.3
2019-07-05T11:30:04     Found link https://files.pythonhosted.org/packages/57/f6/0c5b8b1b7141c48b038908f89f26f5c10b5babd7c0a214b2bf2ea4374e99/queueing-tool-1.1.0.tar.gz#sha256=f1dee7f9d47f74ee2dc4bb1c63e069dfa0938bf6eebb5e8e321734850b978233 (from https://pypi.org/simple/queueing-tool/), version: 1.1.0
2019-07-05T11:30:04     Found link https://files.pythonhosted.org/packages/b0/69/0f3d0e30cf3eec79d569abc88502481217b30ef2c85a0c66d3d2df2a149e/queueing-tool-1.1.1.tar.gz#sha256=3c5d2686e6564b868c29849ce72c4613e20329511d8e0f08fc28da62dbf6abe9 (from https://pypi.org/simple/queueing-tool/), version: 1.1.1
2019-07-05T11:30:04     Found link https://files.pythonhosted.org/packages/41/98/58f8d0a987ace8aee1259a5818f0fcb25ee6aca99052837b74506e639760/queueing-tool-1.2.0.tar.gz#sha256=01bd36d1f0040351ac2553a2c114061d32716381980ce8442a382ef464a23121 (from https://pypi.org/simple/queueing-tool/), version: 1.2.0
2019-07-05T11:30:04     Found link https://files.pythonhosted.org/packages/d4/cf/f6021493f650f8a98aedc565f823e93075b23eab4c0775a7031ed50b6169/queueing-tool-1.2.1.tar.gz#sha256=748666ded874df8b48d71e330c425be71d239573c37965d875e13e8cab6cbff3 (from https://pypi.org/simple/queueing-tool/), version: 1.2.1
2019-07-05T11:30:04     Found link https://files.pythonhosted.org/packages/2f/05/2e8d2ff8e43e9de82c73b5feae2a039d0d428368e3d43c16741da8da4bfd/queueing-tool-1.2.2.tar.gz#sha256=32732e7211a4f31f1dd859295393fa1643e22815786ac7144a1f69ac04a9b900 (from https://pypi.org/simple/queueing-tool/), version: 1.2.2
2019-07-05T11:30:04     Found link https://files.pythonhosted.org/packages/fb/8c/20ab24f5d8d31c24748bc230de40f55dc9bd8bb0c58b410dcf01fb5929b1/queueing-tool-1.2.3.tar.gz#sha256=d213d4c7f80b51e2e1eb44090128a92080d0eb85b44358275250126e8a5fe702 (from https://pypi.org/simple/queueing-tool/), version: 1.2.3
2019-07-05T11:30:04   Using version 1.2.1 (newest of versions: 1.2.1)
2019-07-05T11:30:04   Created temporary directory: /tmp/pip-unpack-j10l3wt4
2019-07-05T11:30:04   Downloading https://files.pythonhosted.org/packages/d4/cf/f6021493f650f8a98aedc565f823e93075b23eab4c0775a7031ed50b6169/queueing-tool-1.2.1.tar.gz (233kB)
2019-07-05T11:30:04   Downloading from URL https://files.pythonhosted.org/packages/d4/cf/f6021493f650f8a98aedc565f823e93075b23eab4c0775a7031ed50b6169/queueing-tool-1.2.1.tar.gz#sha256=748666ded874df8b48d71e330c425be71d239573c37965d875e13e8cab6cbff3 (from https://pypi.org/simple/queueing-tool/)
2019-07-05T11:30:04   Added queueing-tool==1.2.1 from https://files.pythonhosted.org/packages/d4/cf/f6021493f650f8a98aedc565f823e93075b23eab4c0775a7031ed50b6169/queueing-tool-1.2.1.tar.gz#sha256=748666ded874df8b48d71e330c425be71d239573c37965d875e13e8cab6cbff3 to build tracker '/tmp/pip-req-tracker-hdnfb3fr'
2019-07-05T11:30:04     Running setup.py (path:/tmp/pip-wheel-3_nmf97i/queueing-tool/setup.py) egg_info for package queueing-tool
2019-07-05T11:30:04     Running command python setup.py egg_info
2019-07-05T11:30:06     running egg_info
2019-07-05T11:30:06     creating pip-egg-info/queueing_tool.egg-info
2019-07-05T11:30:06     writing pip-egg-info/queueing_tool.egg-info/PKG-INFO
2019-07-05T11:30:06     writing dependency_links to pip-egg-info/queueing_tool.egg-info/dependency_links.txt
2019-07-05T11:30:06     writing requirements to pip-egg-info/queueing_tool.egg-info/requires.txt
2019-07-05T11:30:06     writing top-level names to pip-egg-info/queueing_tool.egg-info/top_level.txt
2019-07-05T11:30:06     writing manifest file 'pip-egg-info/queueing_tool.egg-info/SOURCES.txt'
2019-07-05T11:30:06     reading manifest file 'pip-egg-info/queueing_tool.egg-info/SOURCES.txt'
2019-07-05T11:30:06     reading manifest template 'MANIFEST.in'
2019-07-05T11:30:06     writing manifest file 'pip-egg-info/queueing_tool.egg-info/SOURCES.txt'
2019-07-05T11:30:07   Source in /tmp/pip-wheel-3_nmf97i/queueing-tool has version 1.2.1, which satisfies requirement queueing-tool==1.2.1 from https://files.pythonhosted.org/packages/d4/cf/f6021493f650f8a98aedc565f823e93075b23eab4c0775a7031ed50b6169/queueing-tool-1.2.1.tar.gz#sha256=748666ded874df8b48d71e330c425be71d239573c37965d875e13e8cab6cbff3
2019-07-05T11:30:07   Removed queueing-tool==1.2.1 from https://files.pythonhosted.org/packages/d4/cf/f6021493f650f8a98aedc565f823e93075b23eab4c0775a7031ed50b6169/queueing-tool-1.2.1.tar.gz#sha256=748666ded874df8b48d71e330c425be71d239573c37965d875e13e8cab6cbff3 from build tracker '/tmp/pip-req-tracker-hdnfb3fr'
2019-07-05T11:30:07 Building wheels for collected packages: queueing-tool
2019-07-05T11:30:07   Created temporary directory: /tmp/pip-wheel-r9qy2uam
2019-07-05T11:30:07   Building wheel for queueing-tool (setup.py): started
2019-07-05T11:30:07   Destination directory: /tmp/pip-wheel-r9qy2uam
2019-07-05T11:30:07   Running command /usr/bin/python3 -u -c 'import setuptools, tokenize;__file__='"'"'/tmp/pip-wheel-3_nmf97i/queueing-tool/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-r9qy2uam
2019-07-05T11:30:08   running bdist_wheel
2019-07-05T11:30:08   running build
2019-07-05T11:30:08   running build_py
2019-07-05T11:30:08   creating build
2019-07-05T11:30:08   creating build/lib.linux-armv7l-3.7
2019-07-05T11:30:08   creating build/lib.linux-armv7l-3.7/queueing_tool
2019-07-05T11:30:08   copying queueing_tool/__init__.py -> build/lib.linux-armv7l-3.7/queueing_tool
2019-07-05T11:30:08   copying queueing_tool/union_find.py -> build/lib.linux-armv7l-3.7/queueing_tool
2019-07-05T11:30:08   creating build/lib.linux-armv7l-3.7/queueing_tool/graph
2019-07-05T11:30:08   copying queueing_tool/graph/__init__.py -> build/lib.linux-armv7l-3.7/queueing_tool/graph
2019-07-05T11:30:08   copying queueing_tool/graph/graph_preparation.py -> build/lib.linux-armv7l-3.7/queueing_tool/graph
2019-07-05T11:30:08   copying queueing_tool/graph/graph_generation.py -> build/lib.linux-armv7l-3.7/queueing_tool/graph
2019-07-05T11:30:08   copying queueing_tool/graph/graph_wrapper.py -> build/lib.linux-armv7l-3.7/queueing_tool/graph
2019-07-05T11:30:08   copying queueing_tool/graph/graph_functions.py -> build/lib.linux-armv7l-3.7/queueing_tool/graph
2019-07-05T11:30:08   creating build/lib.linux-armv7l-3.7/queueing_tool/network
2019-07-05T11:30:08   copying queueing_tool/network/queue_network.py -> build/lib.linux-armv7l-3.7/queueing_tool/network
2019-07-05T11:30:08   copying queueing_tool/network/__init__.py -> build/lib.linux-armv7l-3.7/queueing_tool/network
2019-07-05T11:30:08   creating build/lib.linux-armv7l-3.7/queueing_tool/queues
2019-07-05T11:30:09   copying queueing_tool/queues/__init__.py -> build/lib.linux-armv7l-3.7/queueing_tool/queues
2019-07-05T11:30:09   copying queueing_tool/queues/agents.py -> build/lib.linux-armv7l-3.7/queueing_tool/queues
2019-07-05T11:30:09   copying queueing_tool/queues/queue_servers.py -> build/lib.linux-armv7l-3.7/queueing_tool/queues
2019-07-05T11:30:09   copying queueing_tool/queues/queue_extentions.py -> build/lib.linux-armv7l-3.7/queueing_tool/queues
2019-07-05T11:30:09   running build_ext
2019-07-05T11:30:09   cythoning queueing_tool/network/priority_queue.pyx to queueing_tool/network/priority_queue.c
2019-07-05T11:30:10   /usr/lib/python3/dist-packages/Cython/Compiler/Main.py:367: FutureWarning: Cython directive 'language_level' not set, using 2 for now (Py2). This will change in a later release! File: /tmp/pip-wheel-3_nmf97i/queueing-tool/queueing_tool/network/priority_queue.pyx
2019-07-05T11:30:10     tree = Parsing.p_module(s, pxd, full_module_name)
2019-07-05T11:30:14   warning: queueing_tool/network/priority_queue.pyx:40:28: Index should be typed for more efficient access
2019-07-05T11:30:16   building 'queueing_tool.network.priority_queue' extension
2019-07-05T11:30:16   creating build/temp.linux-armv7l-3.7
2019-07-05T11:30:16   creating build/temp.linux-armv7l-3.7/queueing_tool
2019-07-05T11:30:16   creating build/temp.linux-armv7l-3.7/queueing_tool/network
2019-07-05T11:30:16   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 queueing_tool/network/priority_queue.c -o build/temp.linux-armv7l-3.7/queueing_tool/network/priority_queue.o
2019-07-05T11:30:40   arm-linux-gnueabihf-gcc -pthread -shared -Wl,-O1 -Wl,-Bsymbolic-functions -Wl,-z,relro -Wl,-z,relro -g -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 build/temp.linux-armv7l-3.7/queueing_tool/network/priority_queue.o -o build/lib.linux-armv7l-3.7/queueing_tool/network/priority_queue.cpython-37m-arm-linux-gnueabihf.so
2019-07-05T11:30:40   skipping 'queueing_tool/queues/choice.c' Cython extension (up-to-date)
2019-07-05T11:30:40   building 'queueing_tool.queues.choice' extension
2019-07-05T11:30:40   creating build/temp.linux-armv7l-3.7/queueing_tool/queues
2019-07-05T11:30:40   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 queueing_tool/queues/choice.c -o build/temp.linux-armv7l-3.7/queueing_tool/queues/choice.o
2019-07-05T11:30:41   queueing_tool/queues/choice.c: In function ‘__Pyx_ExceptionSave’:
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16842:21: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_type’; did you mean ‘curexc_type’?
2019-07-05T11:30:41        *type = tstate->exc_type;
2019-07-05T11:30:41                        ^~~~~~~~
2019-07-05T11:30:41                        curexc_type
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16843:22: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_value’; did you mean ‘curexc_value’?
2019-07-05T11:30:41        *value = tstate->exc_value;
2019-07-05T11:30:41                         ^~~~~~~~~
2019-07-05T11:30:41                         curexc_value
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16844:19: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_traceback’; did you mean ‘curexc_traceback’?
2019-07-05T11:30:41        *tb = tstate->exc_traceback;
2019-07-05T11:30:41                      ^~~~~~~~~~~~~
2019-07-05T11:30:41                      curexc_traceback
2019-07-05T11:30:41   queueing_tool/queues/choice.c: In function ‘__Pyx_ExceptionReset’:
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16856:24: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_type’; did you mean ‘curexc_type’?
2019-07-05T11:30:41        tmp_type = tstate->exc_type;
2019-07-05T11:30:41                           ^~~~~~~~
2019-07-05T11:30:41                           curexc_type
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16857:25: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_value’; did you mean ‘curexc_value’?
2019-07-05T11:30:41        tmp_value = tstate->exc_value;
2019-07-05T11:30:41                            ^~~~~~~~~
2019-07-05T11:30:41                            curexc_value
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16858:22: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_traceback’; did you mean ‘curexc_traceback’?
2019-07-05T11:30:41        tmp_tb = tstate->exc_traceback;
2019-07-05T11:30:41                         ^~~~~~~~~~~~~
2019-07-05T11:30:41                         curexc_traceback
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16859:13: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_type’; did you mean ‘curexc_type’?
2019-07-05T11:30:41        tstate->exc_type = type;
2019-07-05T11:30:41                ^~~~~~~~
2019-07-05T11:30:41                curexc_type
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16860:13: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_value’; did you mean ‘curexc_value’?
2019-07-05T11:30:41        tstate->exc_value = value;
2019-07-05T11:30:41                ^~~~~~~~~
2019-07-05T11:30:41                curexc_value
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16861:13: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_traceback’; did you mean ‘curexc_traceback’?
2019-07-05T11:30:41        tstate->exc_traceback = tb;
2019-07-05T11:30:41                ^~~~~~~~~~~~~
2019-07-05T11:30:41                curexc_traceback
2019-07-05T11:30:41   queueing_tool/queues/choice.c: In function ‘__Pyx_GetException’:
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16904:24: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_type’; did you mean ‘curexc_type’?
2019-07-05T11:30:41        tmp_type = tstate->exc_type;
2019-07-05T11:30:41                           ^~~~~~~~
2019-07-05T11:30:41                           curexc_type
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16905:25: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_value’; did you mean ‘curexc_value’?
2019-07-05T11:30:41        tmp_value = tstate->exc_value;
2019-07-05T11:30:41                            ^~~~~~~~~
2019-07-05T11:30:41                            curexc_value
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16906:22: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_traceback’; did you mean ‘curexc_traceback’?
2019-07-05T11:30:41        tmp_tb = tstate->exc_traceback;
2019-07-05T11:30:41                         ^~~~~~~~~~~~~
2019-07-05T11:30:41                         curexc_traceback
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16907:13: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_type’; did you mean ‘curexc_type’?
2019-07-05T11:30:41        tstate->exc_type = local_type;
2019-07-05T11:30:41                ^~~~~~~~
2019-07-05T11:30:41                curexc_type
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16908:13: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_value’; did you mean ‘curexc_value’?
2019-07-05T11:30:41        tstate->exc_value = local_value;
2019-07-05T11:30:41                ^~~~~~~~~
2019-07-05T11:30:41                curexc_value
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16909:13: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_traceback’; did you mean ‘curexc_traceback’?
2019-07-05T11:30:41        tstate->exc_traceback = local_tb;
2019-07-05T11:30:41                ^~~~~~~~~~~~~
2019-07-05T11:30:41                curexc_traceback
2019-07-05T11:30:41   queueing_tool/queues/choice.c: In function ‘__Pyx_ExceptionSwap’:
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16931:24: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_type’; did you mean ‘curexc_type’?
2019-07-05T11:30:41        tmp_type = tstate->exc_type;
2019-07-05T11:30:41                           ^~~~~~~~
2019-07-05T11:30:41                           curexc_type
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16932:25: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_value’; did you mean ‘curexc_value’?
2019-07-05T11:30:41        tmp_value = tstate->exc_value;
2019-07-05T11:30:41                            ^~~~~~~~~
2019-07-05T11:30:41                            curexc_value
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16933:22: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_traceback’; did you mean ‘curexc_traceback’?
2019-07-05T11:30:41        tmp_tb = tstate->exc_traceback;
2019-07-05T11:30:41                         ^~~~~~~~~~~~~
2019-07-05T11:30:41                         curexc_traceback
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16934:13: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_type’; did you mean ‘curexc_type’?
2019-07-05T11:30:41        tstate->exc_type = *type;
2019-07-05T11:30:41                ^~~~~~~~
2019-07-05T11:30:41                curexc_type
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16935:13: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_value’; did you mean ‘curexc_value’?
2019-07-05T11:30:41        tstate->exc_value = *value;
2019-07-05T11:30:41                ^~~~~~~~~
2019-07-05T11:30:41                curexc_value
2019-07-05T11:30:41   queueing_tool/queues/choice.c:16936:13: error: ‘PyThreadState’ {aka ‘struct _ts’} has no member named ‘exc_traceback’; did you mean ‘curexc_traceback’?
2019-07-05T11:30:41        tstate->exc_traceback = *tb;
2019-07-05T11:30:41                ^~~~~~~~~~~~~
2019-07-05T11:30:41                curexc_traceback
2019-07-05T11:30:42   error: command 'arm-linux-gnueabihf-gcc' failed with exit status 1
2019-07-05T11:30:42   Building wheel for queueing-tool (setup.py): finished with status 'error'
2019-07-05T11:30:42   ERROR: Failed building wheel for queueing-tool
2019-07-05T11:30:42   Running setup.py clean for queueing-tool
2019-07-05T11:30:42   Running command /usr/bin/python3 -u -c 'import setuptools, tokenize;__file__='"'"'/tmp/pip-wheel-3_nmf97i/queueing-tool/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' clean --all
2019-07-05T11:30:44   running clean
2019-07-05T11:30:44   removing 'build/temp.linux-armv7l-3.7' (and everything under it)
2019-07-05T11:30:44   removing 'build/lib.linux-armv7l-3.7' (and everything under it)
2019-07-05T11:30:44   'build/bdist.linux-armv7l' does not exist -- can't clean it
2019-07-05T11:30:44   'build/scripts-3.7' does not exist -- can't clean it
2019-07-05T11:30:44   removing 'build'
2019-07-05T11:30:44 Failed to build queueing-tool
2019-07-05T11:30:44 Cleaning up...
2019-07-05T11:30:44   Removing source in /tmp/pip-wheel-3_nmf97i/queueing-tool
2019-07-05T11:30:44 Removed build tracker '/tmp/pip-req-tracker-hdnfb3fr'
2019-07-05T11:30:44 ERROR: Failed to build one or more wheels
2019-07-05T11:30:44 Exception information:
2019-07-05T11:30:44 Traceback (most recent call last):
2019-07-05T11:30:44   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-07-05T11:30:44     status = self.run(options, args)
2019-07-05T11:30:44   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/commands/wheel.py", line 178, in run
2019-07-05T11:30:44     "Failed to build one or more wheels"
2019-07-05T11:30:44 pip._internal.exceptions.CommandError: Failed to build one or more wheels