2019-07-08T14:11:51 Created temporary directory: /tmp/pip-ephem-wheel-cache-huuozpnm
2019-07-08T14:11:51 Created temporary directory: /tmp/pip-req-tracker-oi4lkqdd
2019-07-08T14:11:51 Created requirements tracker '/tmp/pip-req-tracker-oi4lkqdd'
2019-07-08T14:11:51 Created temporary directory: /tmp/pip-wheel-5pw44j1b
2019-07-08T14:11:51 Collecting apriltag==0.0.11
2019-07-08T14:11:51   1 location(s) to search for versions of apriltag:
2019-07-08T14:11:51   * https://pypi.org/simple/apriltag/
2019-07-08T14:11:51   Getting page https://pypi.org/simple/apriltag/
2019-07-08T14:11:51   Analyzing links from page https://pypi.org/simple/apriltag/
2019-07-08T14:11:51     Found link https://files.pythonhosted.org/packages/6b/a0/7959e54002351cd039fe410c1fa8cce0e0fb8226a7e5f597aece0232d6ba/apriltag-0.0.8.tar.gz#sha256=9d9a34c057a47ff7c9de9851e8c996b9668a1b3c38fd9ce6b8a46ebf46306357 (from https://pypi.org/simple/apriltag/), version: 0.0.8
2019-07-08T14:11:51     Found link https://files.pythonhosted.org/packages/12/ae/6d716cb406ea6d9bf52842a24eb44cc95318f26b6182d394a4c0747fdcaa/apriltag-0.0.9.tar.gz#sha256=95eb61949edeb49cf5fb82d0dc2dfcabcd31b3155945dcff47f576390c276dc5 (from https://pypi.org/simple/apriltag/), version: 0.0.9
2019-07-08T14:11:51     Found link https://files.pythonhosted.org/packages/bd/83/a84ac14c67ee5fb15459b6b9ca5eb73a6e752966e61d4671c4f41ec9928b/apriltag-0.0.10.tar.gz#sha256=a4932a24f43f03a20815f6c31c9a39f1ba4924f99103b7d72410deb9fa4acf22 (from https://pypi.org/simple/apriltag/), version: 0.0.10
2019-07-08T14:11:51     Found link https://files.pythonhosted.org/packages/f6/8d/a43894be9691fd45d723a35500eafe423620af35211e7c16cab911ead7dd/apriltag-0.0.11.tar.gz#sha256=54c45de4ec14f16da53942c125b3612183fcda82d72f28458d6f0fcba6639434 (from https://pypi.org/simple/apriltag/), version: 0.0.11
2019-07-08T14:11:51     Found link https://files.pythonhosted.org/packages/24/68/2af63f81644825e46fb3709220ec8479f42473c80d0016bc953609dc3a9d/apriltag-0.0.12.tar.gz#sha256=d39baca983618cee3ba119ba92797fd9a87beebf1caca9f5bc748ec6a46b5843 (from https://pypi.org/simple/apriltag/), version: 0.0.12
2019-07-08T14:11:51     Found link https://files.pythonhosted.org/packages/82/1a/da64bbf4b78790ca827471f93cf20602182506277cf236487c903dea3d5e/apriltag-0.0.13.tar.gz#sha256=d2dc51a2012bef1e41d3d60fbf8cf1570efd48b57fa056f5e98013eca65e2670 (from https://pypi.org/simple/apriltag/), version: 0.0.13
2019-07-08T14:11:51     Found link https://files.pythonhosted.org/packages/2c/ba/d793b7b0cdc0eeeec89f506ee715332b25fdfbe36a35879a91263d01c0e2/apriltag-0.0.14.tar.gz#sha256=8b8a8704c27ae2dd140fa7c12861b057b59b493739a59237b588f0492e3732d3 (from https://pypi.org/simple/apriltag/), version: 0.0.14
2019-07-08T14:11:51     Found link https://files.pythonhosted.org/packages/bb/0b/85fcc248d39632d9ebf3a4e00568ea96509c17b8c614eed863aeca088d1d/apriltag-0.0.15.tar.gz#sha256=9a1572618d6e6949597391bc6cee6718b019a70d74829f0c151c90ec742f4036 (from https://pypi.org/simple/apriltag/), version: 0.0.15
2019-07-08T14:11:51     Found link https://files.pythonhosted.org/packages/f2/e5/957bb26d575141bc25af7214c14e315c9ebb9a12ccf7c8d09ed40b59bb29/apriltag-0.0.16.tar.gz#sha256=151e37f5a88bb81726e2bda82938d7e22844131d5894ed9f30eabcd3b8beb071 (from https://pypi.org/simple/apriltag/), version: 0.0.16
2019-07-08T14:11:51   Using version 0.0.11 (newest of versions: 0.0.11)
2019-07-08T14:11:51   Created temporary directory: /tmp/pip-unpack-k_7ekr6o
2019-07-08T14:11:51   Downloading https://files.pythonhosted.org/packages/f6/8d/a43894be9691fd45d723a35500eafe423620af35211e7c16cab911ead7dd/apriltag-0.0.11.tar.gz (187kB)
2019-07-08T14:11:51   Downloading from URL https://files.pythonhosted.org/packages/f6/8d/a43894be9691fd45d723a35500eafe423620af35211e7c16cab911ead7dd/apriltag-0.0.11.tar.gz#sha256=54c45de4ec14f16da53942c125b3612183fcda82d72f28458d6f0fcba6639434 (from https://pypi.org/simple/apriltag/)
2019-07-08T14:11:52   Added apriltag==0.0.11 from https://files.pythonhosted.org/packages/f6/8d/a43894be9691fd45d723a35500eafe423620af35211e7c16cab911ead7dd/apriltag-0.0.11.tar.gz#sha256=54c45de4ec14f16da53942c125b3612183fcda82d72f28458d6f0fcba6639434 to build tracker '/tmp/pip-req-tracker-oi4lkqdd'
2019-07-08T14:11:52     Running setup.py (path:/tmp/pip-wheel-5pw44j1b/apriltag/setup.py) egg_info for package apriltag
2019-07-08T14:11:52     Running command python setup.py egg_info
2019-07-08T14:11:54     running egg_info
2019-07-08T14:11:54     creating pip-egg-info/apriltag.egg-info
2019-07-08T14:11:54     writing pip-egg-info/apriltag.egg-info/PKG-INFO
2019-07-08T14:11:54     writing dependency_links to pip-egg-info/apriltag.egg-info/dependency_links.txt
2019-07-08T14:11:54     writing top-level names to pip-egg-info/apriltag.egg-info/top_level.txt
2019-07-08T14:11:54     writing manifest file 'pip-egg-info/apriltag.egg-info/SOURCES.txt'
2019-07-08T14:11:54     reading manifest file 'pip-egg-info/apriltag.egg-info/SOURCES.txt'
2019-07-08T14:11:54     reading manifest template 'MANIFEST.in'
2019-07-08T14:11:54     writing manifest file 'pip-egg-info/apriltag.egg-info/SOURCES.txt'
2019-07-08T14:11:54   Source in /tmp/pip-wheel-5pw44j1b/apriltag has version 0.0.11, which satisfies requirement apriltag==0.0.11 from https://files.pythonhosted.org/packages/f6/8d/a43894be9691fd45d723a35500eafe423620af35211e7c16cab911ead7dd/apriltag-0.0.11.tar.gz#sha256=54c45de4ec14f16da53942c125b3612183fcda82d72f28458d6f0fcba6639434
2019-07-08T14:11:54   Removed apriltag==0.0.11 from https://files.pythonhosted.org/packages/f6/8d/a43894be9691fd45d723a35500eafe423620af35211e7c16cab911ead7dd/apriltag-0.0.11.tar.gz#sha256=54c45de4ec14f16da53942c125b3612183fcda82d72f28458d6f0fcba6639434 from build tracker '/tmp/pip-req-tracker-oi4lkqdd'
2019-07-08T14:11:54 Building wheels for collected packages: apriltag
2019-07-08T14:11:54   Created temporary directory: /tmp/pip-wheel-5zxvxh10
2019-07-08T14:11:54   Building wheel for apriltag (setup.py): started
2019-07-08T14:11:54   Destination directory: /tmp/pip-wheel-5zxvxh10
2019-07-08T14:11:54   Running command /usr/bin/python3 -u -c 'import setuptools, tokenize;__file__='"'"'/tmp/pip-wheel-5pw44j1b/apriltag/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-5zxvxh10
2019-07-08T14:11:56   running bdist_wheel
2019-07-08T14:11:56   running build
2019-07-08T14:11:56   running build_py
2019-07-08T14:11:57   creating build
2019-07-08T14:11:57   creating build/lib.linux-armv7l-3.7
2019-07-08T14:11:57   copying python/apriltag.py -> build/lib.linux-armv7l-3.7
2019-07-08T14:11:57   running build_ext
2019-07-08T14:11:58   -- The C compiler identification is GNU 8.3.0
2019-07-08T14:11:59   -- The CXX compiler identification is GNU 8.3.0
2019-07-08T14:11:59   -- Check for working C compiler: /usr/bin/cc
2019-07-08T14:12:00   -- Check for working C compiler: /usr/bin/cc -- works
2019-07-08T14:12:00   -- Detecting C compiler ABI info
2019-07-08T14:12:01   -- Detecting C compiler ABI info - done
2019-07-08T14:12:01   -- Detecting C compile features
2019-07-08T14:12:03   -- Detecting C compile features - done
2019-07-08T14:12:03   -- Check for working CXX compiler: /usr/bin/c++
2019-07-08T14:12:04   -- Check for working CXX compiler: /usr/bin/c++ -- works
2019-07-08T14:12:04   -- Detecting CXX compiler ABI info
2019-07-08T14:12:06   -- Detecting CXX compiler ABI info - done
2019-07-08T14:12:06   -- Detecting CXX compile features
2019-07-08T14:12:12   -- Detecting CXX compile features - done
2019-07-08T14:12:12   -- Looking for pthread.h
2019-07-08T14:12:13   -- Looking for pthread.h - found
2019-07-08T14:12:13   -- Looking for pthread_create
2019-07-08T14:12:14   -- Looking for pthread_create - not found
2019-07-08T14:12:14   -- Looking for pthread_create in pthreads
2019-07-08T14:12:15   -- Looking for pthread_create in pthreads - not found
2019-07-08T14:12:15   -- Looking for pthread_create in pthread
2019-07-08T14:12:15   -- Looking for pthread_create in pthread - found
2019-07-08T14:12:15   -- Found Threads: TRUE
2019-07-08T14:12:16   -- Found PkgConfig: /usr/bin/pkg-config (found version "0.29")
2019-07-08T14:12:16   -- Checking for one of the modules 'opencv>=2.3;opencv-2.3.1;opencv-3.0.0'
2019-07-08T14:12:16   -- Configuring done
2019-07-08T14:12:16   -- Generating done
2019-07-08T14:12:16   CMake Warning:
2019-07-08T14:12:16     Manually-specified variables were not used by the project:

2019-07-08T14:12:16       PYTHON_EXECUTABLE


2019-07-08T14:12:16   -- Build files have been written to: /tmp/pip-wheel-5pw44j1b/apriltag/build/temp.linux-armv7l-3.7
2019-07-08T14:12:17   Scanning dependencies of target apriltag
2019-07-08T14:12:17   [  5%] Building C object core/CMakeFiles/apriltag.dir/apriltag_quad_thresh.c.o
2019-07-08T14:12:17   [  5%] Building C object core/CMakeFiles/apriltag.dir/apriltag.c.o
2019-07-08T14:12:17   In file included from /tmp/pip-wheel-5pw44j1b/apriltag/core/common/timeprofile.h:44,
2019-07-08T14:12:17                    from /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.h:45,
2019-07-08T14:12:17                    from /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.c:32:
2019-07-08T14:12:17   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/time_util.h:48:45: warning: ‘struct timespec’ declared inside parameter list will not be visible outside of this definition or declaration
2019-07-08T14:12:17    void    utime_to_timespec(int64_t v, struct timespec *ts);
2019-07-08T14:12:17                                                ^~~~~~~~
2019-07-08T14:12:17   /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.c: In function ‘rotate90’:
2019-07-08T14:12:17   /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.c:89:31: warning: comparison of integer expressions of different signedness: ‘int32_t’ {aka ‘int’} and ‘uint32_t’ {aka ‘unsigned int’} [-Wsign-compare]
2019-07-08T14:12:17            for (int32_t c = 0; c < d; c++) {
2019-07-08T14:12:17                                  ^
2019-07-08T14:12:17   /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.c: In function ‘quick_decode_init’:
2019-07-08T14:12:17   /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.c:180:23: warning: comparison of integer expressions of different signedness: ‘int’ and ‘uint32_t’ {aka ‘unsigned int’} [-Wsign-compare]
2019-07-08T14:12:17        for (int i = 0; i < family->ncodes; i++) {
2019-07-08T14:12:17                          ^
2019-07-08T14:12:17   /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.c: In function ‘quad_decode’:
2019-07-08T14:12:17   /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.c:602:43: warning: comparison of integer expressions of different signedness: ‘int’ and ‘unsigned int’ [-Wsign-compare]
2019-07-08T14:12:17        for (int pattern_idx = 0; pattern_idx < sizeof(patterns)/(5*sizeof(float)); pattern_idx ++) {
2019-07-08T14:12:17                                              ^
2019-07-08T14:12:17   /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.c:607:27: warning: comparison of integer expressions of different signedness: ‘int’ and ‘uint32_t’ {aka ‘unsigned int’} [-Wsign-compare]
2019-07-08T14:12:17            for (int i = 0; i < 2*family->black_border + family->d; i++) {
2019-07-08T14:12:17                              ^
2019-07-08T14:12:17   /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.c:637:33: warning: comparison of integer expressions of different signedness: ‘int’ and ‘uint32_t’ {aka ‘unsigned int’} [-Wsign-compare]
2019-07-08T14:12:17        for (int bitidx = 0; bitidx < family->d * family->d; bitidx++) {
2019-07-08T14:12:17                                    ^
2019-07-08T14:12:17   /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.c: In function ‘apriltag_detector_detect’:
2019-07-08T14:12:17   /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.c:1129:9: warning: implicit declaration of function ‘srandom’; did you mean ‘srand’? [-Wimplicit-function-declaration]
2019-07-08T14:12:17            srandom(0);
2019-07-08T14:12:17            ^~~~~~~
2019-07-08T14:12:17            srand
2019-07-08T14:12:17   /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.c:1136:33: warning: implicit declaration of function ‘random’; did you mean ‘randf’? [-Wimplicit-function-declaration]
2019-07-08T14:12:17                int color = bias + (random() % (255-bias));
2019-07-08T14:12:17                                    ^~~~~~
2019-07-08T14:12:17                                    randf
2019-07-08T14:12:17   In file included from /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag_quad_thresh.c:44:
2019-07-08T14:12:17   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/unionfind.h: In function ‘unionfind_create’:
2019-07-08T14:12:17   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/unionfind.h:63:23: warning: comparison of integer expressions of different signedness: ‘int’ and ‘uint32_t’ {aka ‘unsigned int’} [-Wsign-compare]
2019-07-08T14:12:17        for (int i = 0; i <= maxid; i++) {
2019-07-08T14:12:17                          ^~
2019-07-08T14:12:17   /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag_quad_thresh.c: In function ‘apriltag_quad_thresh’:
2019-07-08T14:12:17   /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag_quad_thresh.c:1705:51: warning: comparison of integer expressions of different signedness: ‘uint32_t’ {aka ‘unsigned int’} and ‘int’ [-Wsign-compare]
2019-07-08T14:12:17                    if (unionfind_get_set_size(uf, v) < td->qtp.min_cluster_pixels)
2019-07-08T14:12:17                                                      ^
2019-07-08T14:12:22   [  7%] Building C object core/CMakeFiles/apriltag.dir/tag16h5.c.o
2019-07-08T14:12:22   In file included from /tmp/pip-wheel-5pw44j1b/apriltag/core/common/timeprofile.h:44,
2019-07-08T14:12:22                    from /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.h:45,
2019-07-08T14:12:22                    from /tmp/pip-wheel-5pw44j1b/apriltag/core/tag16h5.c:36:
2019-07-08T14:12:22   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/time_util.h:48:45: warning: ‘struct timespec’ declared inside parameter list will not be visible outside of this definition or declaration
2019-07-08T14:12:22    void    utime_to_timespec(int64_t v, struct timespec *ts);
2019-07-08T14:12:22                                                ^~~~~~~~
2019-07-08T14:12:22   /tmp/pip-wheel-5pw44j1b/apriltag/core/tag16h5.c: In function ‘tag16h5_create’:
2019-07-08T14:12:22   /tmp/pip-wheel-5pw44j1b/apriltag/core/tag16h5.c:41:15: warning: implicit declaration of function ‘strdup’; did you mean ‘strcmp’? [-Wimplicit-function-declaration]
2019-07-08T14:12:22       tf->name = strdup("tag16h5");
2019-07-08T14:12:22                  ^~~~~~
2019-07-08T14:12:22                  strcmp
2019-07-08T14:12:22   /tmp/pip-wheel-5pw44j1b/apriltag/core/tag16h5.c:41:13: warning: assignment to ‘char *’ from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
2019-07-08T14:12:22       tf->name = strdup("tag16h5");
2019-07-08T14:12:22                ^
2019-07-08T14:12:22   [ 10%] Building C object core/CMakeFiles/apriltag.dir/tag25h7.c.o
2019-07-08T14:12:22   In file included from /tmp/pip-wheel-5pw44j1b/apriltag/core/common/timeprofile.h:44,
2019-07-08T14:12:22                    from /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.h:45,
2019-07-08T14:12:22                    from /tmp/pip-wheel-5pw44j1b/apriltag/core/tag25h7.c:36:
2019-07-08T14:12:22   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/time_util.h:48:45: warning: ‘struct timespec’ declared inside parameter list will not be visible outside of this definition or declaration
2019-07-08T14:12:22    void    utime_to_timespec(int64_t v, struct timespec *ts);
2019-07-08T14:12:22                                                ^~~~~~~~
2019-07-08T14:12:22   /tmp/pip-wheel-5pw44j1b/apriltag/core/tag25h7.c: In function ‘tag25h7_create’:
2019-07-08T14:12:22   /tmp/pip-wheel-5pw44j1b/apriltag/core/tag25h7.c:41:15: warning: implicit declaration of function ‘strdup’; did you mean ‘strcmp’? [-Wimplicit-function-declaration]
2019-07-08T14:12:22       tf->name = strdup("tag25h7");
2019-07-08T14:12:22                  ^~~~~~
2019-07-08T14:12:22                  strcmp
2019-07-08T14:12:22   /tmp/pip-wheel-5pw44j1b/apriltag/core/tag25h7.c:41:13: warning: assignment to ‘char *’ from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
2019-07-08T14:12:22       tf->name = strdup("tag25h7");
2019-07-08T14:12:22                ^
2019-07-08T14:12:25   [ 12%] Building C object core/CMakeFiles/apriltag.dir/tag25h9.c.o
2019-07-08T14:12:25   In file included from /tmp/pip-wheel-5pw44j1b/apriltag/core/common/timeprofile.h:44,
2019-07-08T14:12:25                    from /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.h:45,
2019-07-08T14:12:25                    from /tmp/pip-wheel-5pw44j1b/apriltag/core/tag25h9.c:36:
2019-07-08T14:12:25   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/time_util.h:48:45: warning: ‘struct timespec’ declared inside parameter list will not be visible outside of this definition or declaration
2019-07-08T14:12:25    void    utime_to_timespec(int64_t v, struct timespec *ts);
2019-07-08T14:12:25                                                ^~~~~~~~
2019-07-08T14:12:25   /tmp/pip-wheel-5pw44j1b/apriltag/core/tag25h9.c: In function ‘tag25h9_create’:
2019-07-08T14:12:25   /tmp/pip-wheel-5pw44j1b/apriltag/core/tag25h9.c:41:15: warning: implicit declaration of function ‘strdup’; did you mean ‘strcmp’? [-Wimplicit-function-declaration]
2019-07-08T14:12:25       tf->name = strdup("tag25h9");
2019-07-08T14:12:25                  ^~~~~~
2019-07-08T14:12:25                  strcmp
2019-07-08T14:12:25   /tmp/pip-wheel-5pw44j1b/apriltag/core/tag25h9.c:41:13: warning: assignment to ‘char *’ from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
2019-07-08T14:12:25       tf->name = strdup("tag25h9");
2019-07-08T14:12:25                ^
2019-07-08T14:12:26   [ 15%] Building C object core/CMakeFiles/apriltag.dir/tag36h10.c.o
2019-07-08T14:12:26   In file included from /tmp/pip-wheel-5pw44j1b/apriltag/core/common/timeprofile.h:44,
2019-07-08T14:12:26                    from /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.h:45,
2019-07-08T14:12:26                    from /tmp/pip-wheel-5pw44j1b/apriltag/core/tag36h10.c:36:
2019-07-08T14:12:26   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/time_util.h:48:45: warning: ‘struct timespec’ declared inside parameter list will not be visible outside of this definition or declaration
2019-07-08T14:12:26    void    utime_to_timespec(int64_t v, struct timespec *ts);
2019-07-08T14:12:26                                                ^~~~~~~~
2019-07-08T14:12:26   /tmp/pip-wheel-5pw44j1b/apriltag/core/tag36h10.c: In function ‘tag36h10_create’:
2019-07-08T14:12:26   /tmp/pip-wheel-5pw44j1b/apriltag/core/tag36h10.c:41:15: warning: implicit declaration of function ‘strdup’; did you mean ‘strcmp’? [-Wimplicit-function-declaration]
2019-07-08T14:12:26       tf->name = strdup("tag36h10");
2019-07-08T14:12:26                  ^~~~~~
2019-07-08T14:12:26                  strcmp
2019-07-08T14:12:26   /tmp/pip-wheel-5pw44j1b/apriltag/core/tag36h10.c:41:13: warning: assignment to ‘char *’ from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
2019-07-08T14:12:26       tf->name = strdup("tag36h10");
2019-07-08T14:12:26                ^
2019-07-08T14:12:29   [ 17%] Building C object core/CMakeFiles/apriltag.dir/tag36h11.c.o
2019-07-08T14:12:29   In file included from /tmp/pip-wheel-5pw44j1b/apriltag/core/common/timeprofile.h:44,
2019-07-08T14:12:29                    from /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.h:45,
2019-07-08T14:12:29                    from /tmp/pip-wheel-5pw44j1b/apriltag/core/tag36h11.c:36:
2019-07-08T14:12:29   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/time_util.h:48:45: warning: ‘struct timespec’ declared inside parameter list will not be visible outside of this definition or declaration
2019-07-08T14:12:29    void    utime_to_timespec(int64_t v, struct timespec *ts);
2019-07-08T14:12:29                                                ^~~~~~~~
2019-07-08T14:12:29   /tmp/pip-wheel-5pw44j1b/apriltag/core/tag36h11.c: In function ‘tag36h11_create’:
2019-07-08T14:12:29   /tmp/pip-wheel-5pw44j1b/apriltag/core/tag36h11.c:41:15: warning: implicit declaration of function ‘strdup’; did you mean ‘strcmp’? [-Wimplicit-function-declaration]
2019-07-08T14:12:29       tf->name = strdup("tag36h11");
2019-07-08T14:12:29                  ^~~~~~
2019-07-08T14:12:29                  strcmp
2019-07-08T14:12:29   /tmp/pip-wheel-5pw44j1b/apriltag/core/tag36h11.c:41:13: warning: assignment to ‘char *’ from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
2019-07-08T14:12:29       tf->name = strdup("tag36h11");
2019-07-08T14:12:29                ^
2019-07-08T14:12:44   [ 20%] Building C object core/CMakeFiles/apriltag.dir/tag36artoolkit.c.o
2019-07-08T14:12:44   In file included from /tmp/pip-wheel-5pw44j1b/apriltag/core/common/timeprofile.h:44,
2019-07-08T14:12:44                    from /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.h:45,
2019-07-08T14:12:44                    from /tmp/pip-wheel-5pw44j1b/apriltag/core/tag36artoolkit.c:35:
2019-07-08T14:12:44   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/time_util.h:48:45: warning: ‘struct timespec’ declared inside parameter list will not be visible outside of this definition or declaration
2019-07-08T14:12:44    void    utime_to_timespec(int64_t v, struct timespec *ts);
2019-07-08T14:12:44                                                ^~~~~~~~
2019-07-08T14:12:44   /tmp/pip-wheel-5pw44j1b/apriltag/core/tag36artoolkit.c: In function ‘tag36artoolkit_create’:
2019-07-08T14:12:44   /tmp/pip-wheel-5pw44j1b/apriltag/core/tag36artoolkit.c:40:16: warning: implicit declaration of function ‘strdup’; did you mean ‘strcmp’? [-Wimplicit-function-declaration]
2019-07-08T14:12:44        tf->name = strdup("artoolkit");
2019-07-08T14:12:44                   ^~~~~~
2019-07-08T14:12:44                   strcmp
2019-07-08T14:12:44   /tmp/pip-wheel-5pw44j1b/apriltag/core/tag36artoolkit.c:40:14: warning: assignment to ‘char *’ from ‘int’ makes pointer from integer without a cast [-Wint-conversion]
2019-07-08T14:12:44        tf->name = strdup("artoolkit");
2019-07-08T14:12:44                 ^
2019-07-08T14:12:55   [ 22%] Building C object core/CMakeFiles/apriltag.dir/g2d.c.o
2019-07-08T14:12:57   [ 25%] Building C object core/CMakeFiles/apriltag.dir/apriltag_family.c.o
2019-07-08T14:12:57   In file included from /tmp/pip-wheel-5pw44j1b/apriltag/core/common/timeprofile.h:44,
2019-07-08T14:12:57                    from /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag.h:45,
2019-07-08T14:12:57                    from /tmp/pip-wheel-5pw44j1b/apriltag/core/apriltag_family.c:1:
2019-07-08T14:12:57   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/time_util.h:48:45: warning: ‘struct timespec’ declared inside parameter list will not be visible outside of this definition or declaration
2019-07-08T14:12:57    void    utime_to_timespec(int64_t v, struct timespec *ts);
2019-07-08T14:12:57                                                ^~~~~~~~
2019-07-08T14:12:57   [ 27%] Building C object core/CMakeFiles/apriltag.dir/common/zarray.c.o
2019-07-08T14:12:58   [ 30%] Building C object core/CMakeFiles/apriltag.dir/common/zhash.c.o
2019-07-08T14:12:58   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/zhash.c: In function ‘zhash_get’:
2019-07-08T14:12:58   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/zhash.c:143:23: warning: comparison of integer expressions of different signedness: ‘int’ and ‘uint32_t’ {aka ‘unsigned int’} [-Wsign-compare]
2019-07-08T14:12:58        for (int i = 0; i < bucket->size; i++) {
2019-07-08T14:12:58                          ^
2019-07-08T14:12:58   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/zhash.c: In function ‘zhash_get_volatile’:
2019-07-08T14:12:58   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/zhash.c:166:23: warning: comparison of integer expressions of different signedness: ‘int’ and ‘uint32_t’ {aka ‘unsigned int’} [-Wsign-compare]
2019-07-08T14:12:58        for (int i = 0; i < bucket->size; i++) {
2019-07-08T14:12:58                          ^
2019-07-08T14:12:58   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/zhash.c: In function ‘zhash_put_real’:
2019-07-08T14:12:58   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/zhash.c:195:23: warning: comparison of integer expressions of different signedness: ‘int’ and ‘uint32_t’ {aka ‘unsigned int’} [-Wsign-compare]
2019-07-08T14:12:58        for (int i = 0; i < bucket->size; i++) {
2019-07-08T14:12:58                          ^
2019-07-08T14:12:58   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/zhash.c: In function ‘zhash_remove’:
2019-07-08T14:12:58   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/zhash.c:245:23: warning: comparison of integer expressions of different signedness: ‘int’ and ‘uint32_t’ {aka ‘unsigned int’} [-Wsign-compare]
2019-07-08T14:12:58        for (int i = 0; i < bucket->size; i++) {
2019-07-08T14:12:58                          ^
2019-07-08T14:12:58   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/zhash.c:262:19: warning: comparison of integer expressions of different signedness: ‘int’ and ‘uint32_t’ {aka ‘unsigned int’} [-Wsign-compare]
2019-07-08T14:12:58                if (i != bucket->size - 1) {
2019-07-08T14:12:58                      ^~
2019-07-08T14:12:58   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/zhash.c: In function ‘zhash_iterator_next_volatile’:
2019-07-08T14:12:58   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/zhash.c:368:22: warning: comparison of integer expressions of different signedness: ‘int’ and ‘uint32_t’ {aka ‘unsigned int’} [-Wsign-compare]
2019-07-08T14:12:58            if (zit->idx < bucket->size) {
2019-07-08T14:12:58                         ^
2019-07-08T14:12:59   [ 32%] Building C object core/CMakeFiles/apriltag.dir/common/zmaxheap.c.o
2019-07-08T14:12:59   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/zmaxheap.c: In function ‘zmaxheap_test’:
2019-07-08T14:12:59   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/zmaxheap.c:369:14: warning: implicit declaration of function ‘random’; did you mean ‘rand’? [-Wimplicit-function-declaration]
2019-07-08T14:12:59            if ((random() & 1) == 0 && sz < cap) {
2019-07-08T14:12:59                 ^~~~~~
2019-07-08T14:12:59                 rand
2019-07-08T14:13:00   [ 35%] Building C object core/CMakeFiles/apriltag.dir/common/unionfind.c.o
2019-07-08T14:13:00   In file included from /tmp/pip-wheel-5pw44j1b/apriltag/core/common/unionfind.c:32:
2019-07-08T14:13:00   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/unionfind.h: In function ‘unionfind_create’:
2019-07-08T14:13:00   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/unionfind.h:63:23: warning: comparison of integer expressions of different signedness: ‘int’ and ‘uint32_t’ {aka ‘unsigned int’} [-Wsign-compare]
2019-07-08T14:13:00        for (int i = 0; i <= maxid; i++) {
2019-07-08T14:13:00                          ^~
2019-07-08T14:13:00   [ 37%] Building C object core/CMakeFiles/apriltag.dir/common/matd.c.o
2019-07-08T14:13:03   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/matd.c: In function ‘matd_svd_tall’:
2019-07-08T14:13:03   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/matd.c:1374:9: warning: ‘maxv’ may be used uninitialized in this function [-Wmaybe-uninitialized]
2019-07-08T14:13:03            printf("WARNING: maximum iters (maximum = %d, matrix %d x %d, max=%.15f)\n",
2019-07-08T14:13:03            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2019-07-08T14:13:03                   iter, A->nrows, A->ncols, maxv);
2019-07-08T14:13:03                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2019-07-08T14:13:05   [ 40%] Building C object core/CMakeFiles/apriltag.dir/common/image_u8.c.o
2019-07-08T14:13:05   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/image_u8.c: In function ‘image_u8_write_pnm’:
2019-07-08T14:13:05   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/image_u8.c:181:23: warning: comparison of integer expressions of different signedness: ‘int’ and ‘size_t’ {aka ‘unsigned int’} [-Wsign-compare]
2019-07-08T14:13:05            if (im->width != fwrite(&im->buf[y*im->stride], 1, im->width, f)) {
2019-07-08T14:13:05                          ^~
2019-07-08T14:13:07   [ 42%] Building C object core/CMakeFiles/apriltag.dir/common/pnm.c.o
2019-07-08T14:13:08   [ 45%] Building C object core/CMakeFiles/apriltag.dir/common/image_f32.c.o
2019-07-08T14:13:08   [ 47%] Building C object core/CMakeFiles/apriltag.dir/common/image_u32.c.o
2019-07-08T14:13:09   [ 50%] Building C object core/CMakeFiles/apriltag.dir/common/workerpool.c.o
2019-07-08T14:13:09   [ 52%] Building C object core/CMakeFiles/apriltag.dir/common/time_util.c.o
2019-07-08T14:13:10   In file included from /tmp/pip-wheel-5pw44j1b/apriltag/core/common/time_util.c:32:
2019-07-08T14:13:10   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/time_util.h:48:45: warning: ‘struct timespec’ declared inside parameter list will not be visible outside of this definition or declaration
2019-07-08T14:13:10    void    utime_to_timespec(int64_t v, struct timespec *ts);
2019-07-08T14:13:10                                                ^~~~~~~~
2019-07-08T14:13:10   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/time_util.c:57:42: warning: ‘struct timespec’ declared inside parameter list will not be visible outside of this definition or declaration
2019-07-08T14:13:10    void utime_to_timespec(int64_t v, struct timespec *ts)
2019-07-08T14:13:10                                             ^~~~~~~~
2019-07-08T14:13:10   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/time_util.c:57:6: error: conflicting types for ‘utime_to_timespec’
2019-07-08T14:13:10    void utime_to_timespec(int64_t v, struct timespec *ts)
2019-07-08T14:13:10         ^~~~~~~~~~~~~~~~~
2019-07-08T14:13:10   In file included from /tmp/pip-wheel-5pw44j1b/apriltag/core/common/time_util.c:32:
2019-07-08T14:13:10   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/time_util.h:48:9: note: previous declaration of ‘utime_to_timespec’ was here
2019-07-08T14:13:10    void    utime_to_timespec(int64_t v, struct timespec *ts);
2019-07-08T14:13:10            ^~~~~~~~~~~~~~~~~
2019-07-08T14:13:10   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/time_util.c: In function ‘utime_to_timespec’:
2019-07-08T14:13:10   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/time_util.c:59:7: error: dereferencing pointer to incomplete type ‘struct timespec’
2019-07-08T14:13:10        ts->tv_sec  = (time_t) utime_get_seconds(v);
2019-07-08T14:13:10          ^~
2019-07-08T14:13:10   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/time_util.c: In function ‘timeutil_usleep’:
2019-07-08T14:13:10   /tmp/pip-wheel-5pw44j1b/apriltag/core/common/time_util.c:66:12: warning: implicit declaration of function ‘usleep’; did you mean ‘sleep’? [-Wimplicit-function-declaration]
2019-07-08T14:13:10        return usleep(useconds);
2019-07-08T14:13:10               ^~~~~~
2019-07-08T14:13:10               sleep
2019-07-08T14:13:10   make[2]: *** [core/CMakeFiles/apriltag.dir/build.make:323: core/CMakeFiles/apriltag.dir/common/time_util.c.o] Error 1
2019-07-08T14:13:10   make[2]: *** Waiting for unfinished jobs....
2019-07-08T14:15:54   make[1]: *** [CMakeFiles/Makefile2:136: core/CMakeFiles/apriltag.dir/all] Error 2
2019-07-08T14:15:54   make: *** [Makefile:130: all] Error 2
2019-07-08T14:15:54   Traceback (most recent call last):
2019-07-08T14:15:54     File "<string>", line 1, in <module>
2019-07-08T14:15:54     File "/tmp/pip-wheel-5pw44j1b/apriltag/setup.py", line 74, in <module>
2019-07-08T14:15:54       py_modules=['apriltag']
2019-07-08T14:15:54     File "/usr/local/lib/python3.7/dist-packages/setuptools/__init__.py", line 145, in setup
2019-07-08T14:15:54       return distutils.core.setup(**attrs)
2019-07-08T14:15:54     File "/usr/lib/python3.7/distutils/core.py", line 148, in setup
2019-07-08T14:15:54       dist.run_commands()
2019-07-08T14:15:54     File "/usr/lib/python3.7/distutils/dist.py", line 966, in run_commands
2019-07-08T14:15:54       self.run_command(cmd)
2019-07-08T14:15:54     File "/usr/lib/python3.7/distutils/dist.py", line 985, in run_command
2019-07-08T14:15:54       cmd_obj.run()
2019-07-08T14:15:54     File "/usr/lib/python3/dist-packages/wheel/bdist_wheel.py", line 188, in run
2019-07-08T14:15:54       self.run_command('build')
2019-07-08T14:15:54     File "/usr/lib/python3.7/distutils/cmd.py", line 313, in run_command
2019-07-08T14:15:54       self.distribution.run_command(command)
2019-07-08T14:15:54     File "/usr/lib/python3.7/distutils/dist.py", line 985, in run_command
2019-07-08T14:15:54       cmd_obj.run()
2019-07-08T14:15:54     File "/usr/lib/python3.7/distutils/command/build.py", line 135, in run
2019-07-08T14:15:54       self.run_command(cmd_name)
2019-07-08T14:15:54     File "/usr/lib/python3.7/distutils/cmd.py", line 313, in run_command
2019-07-08T14:15:54       self.distribution.run_command(command)
2019-07-08T14:15:54     File "/usr/lib/python3.7/distutils/dist.py", line 985, in run_command
2019-07-08T14:15:54       cmd_obj.run()
2019-07-08T14:15:54     File "/tmp/pip-wheel-5pw44j1b/apriltag/setup.py", line 35, in run
2019-07-08T14:15:54       self.build_extension(ext)
2019-07-08T14:15:54     File "/tmp/pip-wheel-5pw44j1b/apriltag/setup.py", line 60, in build_extension
2019-07-08T14:15:54       subprocess.check_call(['cmake', '--build', '.'] + build_args, cwd=self.build_temp)
2019-07-08T14:15:54     File "/usr/lib/python3.7/subprocess.py", line 347, in check_call
2019-07-08T14:15:54       raise CalledProcessError(retcode, cmd)
2019-07-08T14:15:54   subprocess.CalledProcessError: Command '['cmake', '--build', '.', '--config', 'Release', '--', '-j2']' returned non-zero exit status 2.
2019-07-08T14:15:54   Building wheel for apriltag (setup.py): finished with status 'error'
2019-07-08T14:15:54   ERROR: Failed building wheel for apriltag
2019-07-08T14:15:54   Running setup.py clean for apriltag
2019-07-08T14:15:54   Running command /usr/bin/python3 -u -c 'import setuptools, tokenize;__file__='"'"'/tmp/pip-wheel-5pw44j1b/apriltag/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' clean --all
2019-07-08T14:15:56   running clean
2019-07-08T14:15:56   removing 'build/temp.linux-armv7l-3.7' (and everything under it)
2019-07-08T14:15:56   removing 'build/lib.linux-armv7l-3.7' (and everything under it)
2019-07-08T14:15:56   'build/bdist.linux-armv7l' does not exist -- can't clean it
2019-07-08T14:15:56   'build/scripts-3.7' does not exist -- can't clean it
2019-07-08T14:15:56   removing 'build'
2019-07-08T14:15:56 Failed to build apriltag
2019-07-08T14:15:56 Cleaning up...
2019-07-08T14:15:56   Removing source in /tmp/pip-wheel-5pw44j1b/apriltag
2019-07-08T14:15:56 Removed build tracker '/tmp/pip-req-tracker-oi4lkqdd'
2019-07-08T14:15:57 ERROR: Failed to build one or more wheels
2019-07-08T14:15:57 Exception information:
2019-07-08T14:15:57 Traceback (most recent call last):
2019-07-08T14:15:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-07-08T14:15:57     status = self.run(options, args)
2019-07-08T14:15:57   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 178, in run
2019-07-08T14:15:57     "Failed to build one or more wheels"
2019-07-08T14:15:57 pip._internal.exceptions.CommandError: Failed to build one or more wheels