2019-07-02T08:12:05 Created temporary directory: /tmp/pip-ephem-wheel-cache-pe0xkmfr
2019-07-02T08:12:05 Created temporary directory: /tmp/pip-req-tracker-j633qg4s
2019-07-02T08:12:05 Created requirements tracker '/tmp/pip-req-tracker-j633qg4s'
2019-07-02T08:12:05 Created temporary directory: /tmp/pip-wheel-cmal29mz
2019-07-02T08:12:05 Collecting iisignature==0.14
2019-07-02T08:12:05   1 location(s) to search for versions of iisignature:
2019-07-02T08:12:05   * https://pypi.org/simple/iisignature/
2019-07-02T08:12:05   Getting page https://pypi.org/simple/iisignature/
2019-07-02T08:12:05   Analyzing links from page https://pypi.org/simple/iisignature/
2019-07-02T08:12:06     Found link https://files.pythonhosted.org/packages/87/2f/0aeef15306b9ab1627804f29a2ff5372bb25991983d2054dbbe3c971b19a/iisignature-0.1.tar.gz#sha256=17089e854d99203e06ae25b1c941f384bba803f6edaee95d7c586a87614fc9e4 (from https://pypi.org/simple/iisignature/), version: 0.1
2019-07-02T08:12:06     Found link https://files.pythonhosted.org/packages/eb/93/76d47505e30d7b2dff99514e9618aa03993c377f1405a52fe15a038f8d81/iisignature-0.11.tar.gz#sha256=9cbb30096904c555274b40d09d24a7b68eb99856ba84084da211e859e0798e15 (from https://pypi.org/simple/iisignature/), version: 0.11
2019-07-02T08:12:06     Found link https://files.pythonhosted.org/packages/8a/9e/dfbafd03913a610afc4ff8ba821509354f13f2e134136439dc30b072e956/iisignature-0.12.tar.gz#sha256=a85e1067ad03731cadbdd9b362e8c4429a900a972ae63f0981164b5121effb97 (from https://pypi.org/simple/iisignature/), version: 0.12
2019-07-02T08:12:06     Found link https://files.pythonhosted.org/packages/8f/47/21d407007cb6327b36f9efe7e5c721b681e6f87d1b6187307eb8d323db7f/iisignature-0.13.tar.gz#sha256=755fd87cd52d253e1b190b565605cbf1de36fd54eed671d1f56dcc430e18e40e (from https://pypi.org/simple/iisignature/), version: 0.13
2019-07-02T08:12:06     Found link https://files.pythonhosted.org/packages/96/9d/12d035bf9f89c959a1d8427228cfb9124f382bbb61a057b5b4079550107e/iisignature-0.14.tar.gz#sha256=e170c0b9c35a647215dd32b15bfa1154dbe39de839f18880e38fbdfc0ec832b5 (from https://pypi.org/simple/iisignature/), version: 0.14
2019-07-02T08:12:06     Found link https://files.pythonhosted.org/packages/67/63/f1ad74ee52f8232cbd5e85bc5959d2e4cea10ba4a8ed9431194ab81d15e1/iisignature-0.15.tar.gz#sha256=7beb505c641fc226aa1b0e1c7d7890df210ddd766827affdc883252b24843778 (from https://pypi.org/simple/iisignature/), version: 0.15
2019-07-02T08:12:06     Found link https://files.pythonhosted.org/packages/96/b2/f0c3f4da280394fe3e43c6f5f4f3da78d27034a7a9e0020a4f295c427aa2/iisignature-0.15.win-amd64.zip#sha256=e3162c215970646da01f4e706d72f617a2758c9ea693fa0c8866d06654da9432 (from https://pypi.org/simple/iisignature/), version: 0.15.win-amd64
2019-07-02T08:12:06     Found link https://files.pythonhosted.org/packages/b6/6c/17e5eb3b6d1fb6b7562928576cdb0029410989b49e8cd2ef38190d7cb962/iisignature-0.15.win32.zip#sha256=a4965df7403a47d9c67deb756bccc1f31607133b95500f81bc795560e1738f3f (from https://pypi.org/simple/iisignature/), version: 0.15.win32
2019-07-02T08:12:06     Found link https://files.pythonhosted.org/packages/31/f9/72248801ab0b2ef87826fd53b3e74ec90435753fbbfb5cd361d424d99219/iisignature-0.16.tar.gz#sha256=f23c798119e40e3b1df80f118a0c05ce55e06eaf629aca1b22fd7df8fb77a206 (from https://pypi.org/simple/iisignature/), version: 0.16
2019-07-02T08:12:06     Found link https://files.pythonhosted.org/packages/07/99/b5ca34dcd13a76fdd4be89681cc654652b5af0bf1c218500127d3b64457a/iisignature-0.16.win-amd64.zip#sha256=6f13c6b7024fedbc9a5b04eeaae0c2f3e3c8993fc7725cf236edd99b7944d831 (from https://pypi.org/simple/iisignature/), version: 0.16.win-amd64
2019-07-02T08:12:06     Found link https://files.pythonhosted.org/packages/ca/51/f244668325033977e19b6410ac09321f8e846484cbcbfdbb478c9b101de4/iisignature-0.16.win32.zip#sha256=1c407a5ca9f8c4a26cf063789eeb54cff6968a24ed94e50f2429da0fac91c28a (from https://pypi.org/simple/iisignature/), version: 0.16.win32
2019-07-02T08:12:06     Skipping link https://files.pythonhosted.org/packages/90/5b/50d716143601d629d8abc60ac85a6a7d0484aade6390da33c4680bf74fa6/iisignature-0.17-cp35-cp35m-win32.whl#sha256=739fb8be08df54fbae9cfb48e3042d248534bba1855122e63d354f29583c9c13 (from https://pypi.org/simple/iisignature/); it is not compatible with this Python
2019-07-02T08:12:06     Skipping link https://files.pythonhosted.org/packages/a8/26/faaf1fa442c1a0ca770afeceb11034c439ed3743aa7a6698e60aa9785f50/iisignature-0.17-cp35-cp35m-win_amd64.whl#sha256=8cad968dd5b42cf5142b1ab550369e9066b36a113e4775ecdb0cd952c53e539e (from https://pypi.org/simple/iisignature/); it is not compatible with this Python
2019-07-02T08:12:06     Skipping link https://files.pythonhosted.org/packages/e4/e6/00b7f321e731c98f323293eb02ffb6fc5a5fa37a6797d623e5df37c91f32/iisignature-0.17-cp36-cp36m-win_amd64.whl#sha256=7d9cfa0b6c747e6ab46cca81b8721723d5d12b249ce0ce036794a71becc7c43a (from https://pypi.org/simple/iisignature/); it is not compatible with this Python
2019-07-02T08:12:06     Found link https://files.pythonhosted.org/packages/72/79/c9ff7b1d08ce39693f69d68f9d46a1ed1e2ef8830cff336b52418bcf1992/iisignature-0.17.tar.gz#sha256=33299b33f820234dab40e9f175bf46c842a1c77cf8df05a7201fbd2eaf4a790e (from https://pypi.org/simple/iisignature/), version: 0.17
2019-07-02T08:12:06     Skipping link https://files.pythonhosted.org/packages/70/7d/620df78d563b5f781065f69d27818901735d819e49f7ed1451e80bd97c13/iisignature-0.18-cp35-cp35m-win_amd64.whl#sha256=b12df4c0252e4c9d9a689a88284d61ce944a39701433b99478d3f3c60ef50e55 (from https://pypi.org/simple/iisignature/); it is not compatible with this Python
2019-07-02T08:12:06     Found link https://files.pythonhosted.org/packages/ba/ac/a60cef645b6e82fc4cb52439fe361281e0b83d41d781eb66e76f3b7f6ff0/iisignature-0.18.tar.gz#sha256=81f457d2bb70591045cd82c289c3c19d36933cd12acfd03313414590ce6940cd (from https://pypi.org/simple/iisignature/), version: 0.18
2019-07-02T08:12:06     Skipping link https://files.pythonhosted.org/packages/a9/74/da95c80e2085ab3e0a7262e58b0b49eb69bb85af54e9dde2b63ba079c05e/iisignature-0.19-cp35-cp35m-win_amd64.whl#sha256=0876fc2f589c834af126b8190bbdd85acafe9c07dee2fd421ce62db366005277 (from https://pypi.org/simple/iisignature/); it is not compatible with this Python
2019-07-02T08:12:06     Skipping link https://files.pythonhosted.org/packages/e1/33/06b72af76b186c6e859eb146fdf8ecbfeee6158eb083dc2f97fb18e73224/iisignature-0.19-cp36-cp36m-win_amd64.whl#sha256=f728f4fad68084cca43a0384b8f18019eccd537852a4844ca75373df86774f9b (from https://pypi.org/simple/iisignature/); it is not compatible with this Python
2019-07-02T08:12:06     Found link https://files.pythonhosted.org/packages/d0/1f/60afb45748890bd91930feb5f893309745d3acff922d1ba35e8a1cf228af/iisignature-0.19.tar.gz#sha256=43ab62447063ea8ae8dae697417354954a9630c43e501441c91d2ab83a11a6d5 (from https://pypi.org/simple/iisignature/), version: 0.19
2019-07-02T08:12:06     Skipping link https://files.pythonhosted.org/packages/7d/18/7954b5d85ef64163f207f194ad6cb9d1bbdf82d30140803c17e84ad23a75/iisignature-0.20-cp36-cp36m-win_amd64.whl#sha256=067c989d608f4ab4d10c9503d0e905bdf20b1ae0413ba1062fea0af5332ab1b3 (from https://pypi.org/simple/iisignature/); it is not compatible with this Python
2019-07-02T08:12:06     Found link https://files.pythonhosted.org/packages/68/51/e33ca4854d8a996cc04edad46f9d2072369a3f942c528a7336b62f6825e8/iisignature-0.20.tar.gz#sha256=705f12adc6a9cda533cfaf6bc3fe6a16f453c624e4ae12881295b8ce3d6cb26c (from https://pypi.org/simple/iisignature/), version: 0.20
2019-07-02T08:12:06     Skipping link https://files.pythonhosted.org/packages/3a/01/1ce599ad615d884ddd60eb539e7887add2004cdf1ac6e6d93e771b70ce72/iisignature-0.21-cp36-cp36m-win32.whl#sha256=3cc276d842f589637e5760a5a2ba6d3552d31491a3ac8fcec99c1ebdc86706f2 (from https://pypi.org/simple/iisignature/); it is not compatible with this Python
2019-07-02T08:12:06     Skipping link https://files.pythonhosted.org/packages/32/08/ce2ccba20211b7e70fff8a663f45c43e5ceb64329b0b4eed123e0e717be0/iisignature-0.21-cp36-cp36m-win_amd64.whl#sha256=1e982be290e3ff4fe90305d88d9ba5c1ea1efd150c523ab7f33bbb82d3b49363 (from https://pypi.org/simple/iisignature/); it is not compatible with this Python
2019-07-02T08:12:06     Found link https://files.pythonhosted.org/packages/c3/d9/6d01e1aaa2cb83e26852293c1b4ab9b0e2d4e30ddbaa342cb7e3f25d9db4/iisignature-0.21.tar.gz#sha256=7baf59522887c9363df4c619c501449ca85e62750013064e3722c99ef89f22b2 (from https://pypi.org/simple/iisignature/), version: 0.21
2019-07-02T08:12:06     Skipping link https://files.pythonhosted.org/packages/07/7a/dbd446d427738d18c8ddce51b667a6518507f8d5a3fa678626ec81090a0e/iisignature-0.22-cp36-cp36m-win32.whl#sha256=7f8dca317e48e96d1ab0c9ce934aece16af6f92464dff0f33d3b5f9830a329fa (from https://pypi.org/simple/iisignature/); it is not compatible with this Python
2019-07-02T08:12:06     Skipping link https://files.pythonhosted.org/packages/62/86/c66dcb83506dca09acef18c90222b81868788bbfa048f4734d2340d79482/iisignature-0.22-cp36-cp36m-win_amd64.whl#sha256=0c81040d6bc66ff4d2b7cfbe92eb2ffefb9480a93ba66ee1bb049c73bb592ff0 (from https://pypi.org/simple/iisignature/); it is not compatible with this Python
2019-07-02T08:12:06     Found link https://files.pythonhosted.org/packages/3e/de/a53d1be099bfffda3672a72fe14d01ba4b7116525166fc193f2b68d221d5/iisignature-0.22.tar.gz#sha256=a6a2e427310e00b7e88bc70cdeb524879f079a8e55bf9dcb1c296a9d736eae7f (from https://pypi.org/simple/iisignature/), version: 0.22
2019-07-02T08:12:06     Skipping link https://files.pythonhosted.org/packages/44/4d/4f7c9ecec196eb4e173138515563537d4c1d79c9b0be21575923aa14cba7/iisignature-0.23-cp35-cp35m-win32.whl#sha256=01d0a8a0f476d8b5e4d26f7db3fe6cef505c10886871156bbb2284b809513001 (from https://pypi.org/simple/iisignature/); it is not compatible with this Python
2019-07-02T08:12:06     Skipping link https://files.pythonhosted.org/packages/3c/d1/25468f90e7905ecbe2d0f2d4e1f15fed9c50e31036cacd53f91b5a93e9e9/iisignature-0.23-cp35-cp35m-win_amd64.whl#sha256=0a2ad2366aeed7946552ee5567ee47c03b49d5b1ee06ed32c381b060a24e53b6 (from https://pypi.org/simple/iisignature/); it is not compatible with this Python
2019-07-02T08:12:06     Skipping link https://files.pythonhosted.org/packages/52/d8/2a26d0d4b7533b22c5ae0819ec6ba3adc916ce8a25d647d53d2e0867986b/iisignature-0.23-cp36-cp36m-win32.whl#sha256=50dd65c53c664b92e2875a25a78655e5e53611d6aaa6d47c6da69e486f07421a (from https://pypi.org/simple/iisignature/); it is not compatible with this Python
2019-07-02T08:12:06     Skipping link https://files.pythonhosted.org/packages/a7/93/fc409c910796d781b75907b36ad5422d57dcfeaf3608e18ee430ff17d2a7/iisignature-0.23-cp36-cp36m-win_amd64.whl#sha256=7187a1b9777393224a98b6abd7e6057f674aa25fd7be6f5df6e0dcc15501a167 (from https://pypi.org/simple/iisignature/); it is not compatible with this Python
2019-07-02T08:12:06     Skipping link https://files.pythonhosted.org/packages/85/f4/1e9343964524fa9849c97a52fae66dc0623e4334a90e5efce38d3a150995/iisignature-0.23-cp37-cp37m-win32.whl#sha256=96a5ad12766ea757e186779a5ff70dc78ea099c377c62943d162681d877e5d2d (from https://pypi.org/simple/iisignature/); it is not compatible with this Python
2019-07-02T08:12:06     Skipping link https://files.pythonhosted.org/packages/d7/0a/f1afdfd375780d599120508bac57dd3b50ce061a51516eccf502a200abcb/iisignature-0.23-cp37-cp37m-win_amd64.whl#sha256=c7d2454332e93f880f02a062b9c5c36e0084ec805120f6110dd8a0fbc5777c03 (from https://pypi.org/simple/iisignature/); it is not compatible with this Python
2019-07-02T08:12:06     Found link https://files.pythonhosted.org/packages/b7/0a/a08c3186caf83627f92e4b204aa89592dd86767243b6ef9d65ebd5ca3799/iisignature-0.23.tar.gz#sha256=a4e27fa6dbc818466049707b1ea7ee73fe53f42e7d6b39350a8bb31ef7d31d17 (from https://pypi.org/simple/iisignature/), version: 0.23
2019-07-02T08:12:06   Using version 0.14 (newest of versions: 0.14)
2019-07-02T08:12:06   Created temporary directory: /tmp/pip-unpack-xdx8yvnj
2019-07-02T08:12:06   Downloading https://files.pythonhosted.org/packages/96/9d/12d035bf9f89c959a1d8427228cfb9124f382bbb61a057b5b4079550107e/iisignature-0.14.tar.gz (1.2MB)
2019-07-02T08:12:06   Downloading from URL https://files.pythonhosted.org/packages/96/9d/12d035bf9f89c959a1d8427228cfb9124f382bbb61a057b5b4079550107e/iisignature-0.14.tar.gz#sha256=e170c0b9c35a647215dd32b15bfa1154dbe39de839f18880e38fbdfc0ec832b5 (from https://pypi.org/simple/iisignature/)
2019-07-02T08:12:07   Added iisignature==0.14 from https://files.pythonhosted.org/packages/96/9d/12d035bf9f89c959a1d8427228cfb9124f382bbb61a057b5b4079550107e/iisignature-0.14.tar.gz#sha256=e170c0b9c35a647215dd32b15bfa1154dbe39de839f18880e38fbdfc0ec832b5 to build tracker '/tmp/pip-req-tracker-j633qg4s'
2019-07-02T08:12:07     Running setup.py (path:/tmp/pip-wheel-cmal29mz/iisignature/setup.py) egg_info for package iisignature
2019-07-02T08:12:07     Running command python setup.py egg_info
2019-07-02T08:12:09     running egg_info
2019-07-02T08:12:09     creating pip-egg-info/iisignature.egg-info
2019-07-02T08:12:09     writing pip-egg-info/iisignature.egg-info/PKG-INFO
2019-07-02T08:12:09     writing dependency_links to pip-egg-info/iisignature.egg-info/dependency_links.txt
2019-07-02T08:12:09     writing requirements to pip-egg-info/iisignature.egg-info/requires.txt
2019-07-02T08:12:09     writing top-level names to pip-egg-info/iisignature.egg-info/top_level.txt
2019-07-02T08:12:09     writing manifest file 'pip-egg-info/iisignature.egg-info/SOURCES.txt'
2019-07-02T08:12:10     reading manifest file 'pip-egg-info/iisignature.egg-info/SOURCES.txt'
2019-07-02T08:12:10     reading manifest template 'MANIFEST.in'
2019-07-02T08:12:10     writing manifest file 'pip-egg-info/iisignature.egg-info/SOURCES.txt'
2019-07-02T08:12:10   Source in /tmp/pip-wheel-cmal29mz/iisignature has version 0.14, which satisfies requirement iisignature==0.14 from https://files.pythonhosted.org/packages/96/9d/12d035bf9f89c959a1d8427228cfb9124f382bbb61a057b5b4079550107e/iisignature-0.14.tar.gz#sha256=e170c0b9c35a647215dd32b15bfa1154dbe39de839f18880e38fbdfc0ec832b5
2019-07-02T08:12:10   Removed iisignature==0.14 from https://files.pythonhosted.org/packages/96/9d/12d035bf9f89c959a1d8427228cfb9124f382bbb61a057b5b4079550107e/iisignature-0.14.tar.gz#sha256=e170c0b9c35a647215dd32b15bfa1154dbe39de839f18880e38fbdfc0ec832b5 from build tracker '/tmp/pip-req-tracker-j633qg4s'
2019-07-02T08:12:10 Building wheels for collected packages: iisignature
2019-07-02T08:12:10   Created temporary directory: /tmp/pip-wheel-5h3qkzjk
2019-07-02T08:12:10   Building wheel for iisignature (setup.py): started
2019-07-02T08:12:10   Destination directory: /tmp/pip-wheel-5h3qkzjk
2019-07-02T08:12:10   Running command /usr/bin/python3 -u -c 'import setuptools, tokenize;__file__='"'"'/tmp/pip-wheel-cmal29mz/iisignature/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-5h3qkzjk
2019-07-02T08:12:12   running bdist_wheel
2019-07-02T08:12:12   running build
2019-07-02T08:12:12   running build_ext
2019-07-02T08:12:12   building 'iisignature' extension
2019-07-02T08:12:12   creating build
2019-07-02T08:12:12   creating build/temp.linux-armv7l-3.7
2019-07-02T08:12:12   creating build/temp.linux-armv7l-3.7/src
2019-07-02T08:12:12   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/lib/python3/dist-packages/numpy/core/include -I/usr/include/python3.7m -c src/pythonsigs.cpp -o build/temp.linux-armv7l-3.7/src/pythonsigs.o -std=c++11 -DVERSION="0.14"
2019-07-02T08:12:17   In file included from /usr/lib/python3/dist-packages/numpy/core/include/numpy/arrayobject.h:4,
2019-07-02T08:12:17                    from src/pythonsigs.cpp:11:
2019-07-02T08:12:17   src/pythonsigs.cpp: In function ‘PyObject* sig(PyObject*, PyObject*)’:
2019-07-02T08:12:17   src/pythonsigs.cpp:139:37: error: invalid conversion from ‘long int*’ to ‘npy_intp*’ {aka ‘int*’} [-fpermissive]
2019-07-02T08:12:17      PyObject* o = PyArray_SimpleNew(1,dims,NPY_FLOAT32);
2019-07-02T08:12:17                                        ^~~~
2019-07-02T08:12:17   /usr/lib/python3/dist-packages/numpy/core/include/numpy/ndarrayobject.h:130:40: note: in definition of macro ‘PyArray_SimpleNew’
2019-07-02T08:12:17            PyArray_New(&PyArray_Type, nd, dims, typenum, NULL, NULL, 0, 0, NULL)
2019-07-02T08:12:17                                           ^~~~
2019-07-02T08:12:17   src/pythonsigs.cpp: In function ‘PyObject* logsig(PyObject*, PyObject*)’:
2019-07-02T08:12:17   src/pythonsigs.cpp:302:39: error: invalid conversion from ‘long int*’ to ‘npy_intp*’ {aka ‘int*’} [-fpermissive]
2019-07-02T08:12:17        PyObject* o = PyArray_SimpleNew(1,dims,NPY_FLOAT32);
2019-07-02T08:12:17                                          ^~~~
2019-07-02T08:12:17   /usr/lib/python3/dist-packages/numpy/core/include/numpy/ndarrayobject.h:130:40: note: in definition of macro ‘PyArray_SimpleNew’
2019-07-02T08:12:17            PyArray_New(&PyArray_Type, nd, dims, typenum, NULL, NULL, 0, 0, NULL)
2019-07-02T08:12:17                                           ^~~~
2019-07-02T08:12:17   src/pythonsigs.cpp:314:69: error: invalid conversion from ‘long int*’ to ‘npy_intp*’ {aka ‘int*’} [-fpermissive]
2019-07-02T08:12:17        PyObject* flattenedFullLogSigAsNumpyArray = PyArray_SimpleNew(1,dims,NPY_FLOAT64);
2019-07-02T08:12:17                                                                        ^~~~
2019-07-02T08:12:17   /usr/lib/python3/dist-packages/numpy/core/include/numpy/ndarrayobject.h:130:40: note: in definition of macro ‘PyArray_SimpleNew’
2019-07-02T08:12:17            PyArray_New(&PyArray_Type, nd, dims, typenum, NULL, NULL, 0, 0, NULL)
2019-07-02T08:12:17                                           ^~~~
2019-07-02T08:12:17   src/pythonsigs.cpp:323:49: error: invalid conversion from ‘long int*’ to ‘npy_intp*’ {aka ‘int*’} [-fpermissive]
2019-07-02T08:12:17        PyObject* mat = PyArray_SimpleNewFromData(2,dims2,NPY_FLOAT32,lsf->m_expandedBasis.data());
2019-07-02T08:12:17                                                    ^~~~~
2019-07-02T08:12:17   /usr/lib/python3/dist-packages/numpy/core/include/numpy/ndarrayobject.h:133:40: note: in definition of macro ‘PyArray_SimpleNewFromData’
2019-07-02T08:12:17            PyArray_New(&PyArray_Type, nd, dims, typenum, NULL, \
2019-07-02T08:12:17                                           ^~~~
2019-07-02T08:12:20   error: command 'arm-linux-gnueabihf-gcc' failed with exit status 1
2019-07-02T08:12:20   Building wheel for iisignature (setup.py): finished with status 'error'
2019-07-02T08:12:20   ERROR: Failed building wheel for iisignature
2019-07-02T08:12:20   Running setup.py clean for iisignature
2019-07-02T08:12:20   Running command /usr/bin/python3 -u -c 'import setuptools, tokenize;__file__='"'"'/tmp/pip-wheel-cmal29mz/iisignature/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' clean --all
2019-07-02T08:12:22   running clean
2019-07-02T08:12:22   removing 'build/temp.linux-armv7l-3.7' (and everything under it)
2019-07-02T08:12:22   'build/lib.linux-armv7l-3.7' does not exist -- can't clean it
2019-07-02T08:12:22   'build/bdist.linux-armv7l' does not exist -- can't clean it
2019-07-02T08:12:22   'build/scripts-3.7' does not exist -- can't clean it
2019-07-02T08:12:22   removing 'build'
2019-07-02T08:12:22 Failed to build iisignature
2019-07-02T08:12:22 Cleaning up...
2019-07-02T08:12:22   Removing source in /tmp/pip-wheel-cmal29mz/iisignature
2019-07-02T08:12:22 Removed build tracker '/tmp/pip-req-tracker-j633qg4s'
2019-07-02T08:12:22 ERROR: Failed to build one or more wheels
2019-07-02T08:12:22 Exception information:
2019-07-02T08:12:22 Traceback (most recent call last):
2019-07-02T08:12:22   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-07-02T08:12:22     status = self.run(options, args)
2019-07-02T08:12:22   File "/home/piwheels/.local/lib/python3.7/site-packages/pip/_internal/commands/wheel.py", line 178, in run
2019-07-02T08:12:22     "Failed to build one or more wheels"
2019-07-02T08:12:22 pip._internal.exceptions.CommandError: Failed to build one or more wheels