2021-07-16T07:32:18,297 Created temporary directory: /tmp/pip-ephem-wheel-cache-ml9p33jo
2021-07-16T07:32:18,303 Created temporary directory: /tmp/pip-req-tracker-llr3yknk
2021-07-16T07:32:18,304 Initialized build tracking at /tmp/pip-req-tracker-llr3yknk
2021-07-16T07:32:18,304 Created build tracker: /tmp/pip-req-tracker-llr3yknk
2021-07-16T07:32:18,305 Entered build tracker: /tmp/pip-req-tracker-llr3yknk
2021-07-16T07:32:18,306 Created temporary directory: /tmp/pip-wheel-f5v7ucmm
2021-07-16T07:32:18,352 1 location(s) to search for versions of yolov4:
2021-07-16T07:32:18,352 * https://pypi.org/simple/yolov4/
2021-07-16T07:32:18,354 Fetching project page and analyzing links: https://pypi.org/simple/yolov4/
2021-07-16T07:32:18,354 Getting page https://pypi.org/simple/yolov4/
2021-07-16T07:32:18,357 Found index url https://pypi.org/simple
2021-07-16T07:32:18,663   Found link https://files.pythonhosted.org/packages/e1/94/6daeb931e09547fd29da219cec71c5593ddd7b4e6b1e4ee5f4d4ef6c45e1/yolov4-0.1.0.tar.gz#sha256=3bfcc5b810a6445b7d2e7c4d445834b0d826476adc14bad42777842cbbfbf7f4 (from https://pypi.org/simple/yolov4/), version: 0.1.0
2021-07-16T07:32:18,664   Found link https://files.pythonhosted.org/packages/0c/95/88abefe5c7ff3eebd8414aa64f5263bc63825e3cee84102f99ce6afb0e0c/yolov4-0.2.0.tar.gz#sha256=366dea2a43917db5a56d65e7d14072aba69a884b9e62c5b0dbb61836390eaff1 (from https://pypi.org/simple/yolov4/), version: 0.2.0
2021-07-16T07:32:18,665   Found link https://files.pythonhosted.org/packages/35/eb/f7fc29c0399399a78957b9b2eb1713868bb3d665565b8e5e9f7d4b783845/yolov4-0.3.0.tar.gz#sha256=920c7678239ba53955e6fe0701e151041e119221f599f6b2a8121cbba4bc8791 (from https://pypi.org/simple/yolov4/), version: 0.3.0
2021-07-16T07:32:18,665   Found link https://files.pythonhosted.org/packages/17/7b/24ed4fc1560127d2f940259478ce48d17b50dde77edb751bf3fe364d74d0/yolov4-0.4.0.tar.gz#sha256=69c9a8b80d55c953f3a182dffc353a955e6390cd1ab3ebf0bd1c02587c405028 (from https://pypi.org/simple/yolov4/), version: 0.4.0
2021-07-16T07:32:18,666   Found link https://files.pythonhosted.org/packages/a5/0f/0a5e7e5f03754e49413b1f356a2672892c8780c10989ae70c0bab6dedc0e/yolov4-0.5.0.tar.gz#sha256=cc17aa9654a0fe6f0c7d2ed80ae2766fea3814f09c975fa3c65d06b5df9a5628 (from https://pypi.org/simple/yolov4/), version: 0.5.0
2021-07-16T07:32:18,666   Found link https://files.pythonhosted.org/packages/eb/14/f62ffc58407becac88de27505a0c152f38d61395eace343ea52020b31297/yolov4-0.6.0.tar.gz#sha256=1665205481b4c9863ee160de4d53816b60058050013a8ef476deb985c1727ffd (from https://pypi.org/simple/yolov4/), version: 0.6.0
2021-07-16T07:32:18,667   Found link https://files.pythonhosted.org/packages/59/a9/97fbb5d1adbd286961f8eed5480d0d9b7e871730eb78132ce8ac6bc8949d/yolov4-0.7.0.tar.gz#sha256=621194dcc45ed48b70a3848c1b50dec2cf9dad892d21ad2c072e2151295979c8 (from https://pypi.org/simple/yolov4/), version: 0.7.0
2021-07-16T07:32:18,668   Found link https://files.pythonhosted.org/packages/6d/b4/7d4c70001b5b5ac5c1f030dd890319c49386a14600dd4ea43d4a22b2a551/yolov4-0.8.0.tar.gz#sha256=1127eb0ea2e50b4294fd928706bb930a6114be46183f666e5b48e965305f16d8 (from https://pypi.org/simple/yolov4/), version: 0.8.0
2021-07-16T07:32:18,668   Found link https://files.pythonhosted.org/packages/30/72/525f5434576cfe5d3e6307e503e314f639f2d1db1b87999466507a7de988/yolov4-0.9.0.tar.gz#sha256=97ccbafa583bf16e8c2b7bb233b5e1e6ffba5ceea468301d749631a88f5fb073 (from https://pypi.org/simple/yolov4/), version: 0.9.0
2021-07-16T07:32:18,669   Found link https://files.pythonhosted.org/packages/5b/7d/b1a244bd3debad8a01e3199c178d6a85f40d92f98cb2af25afba91d34627/yolov4-0.10.0.tar.gz#sha256=05962262372f98306555076d985d8e29d2ba097b6422a8895bac78f98405a689 (from https://pypi.org/simple/yolov4/), version: 0.10.0
2021-07-16T07:32:18,670   Found link https://files.pythonhosted.org/packages/a9/fa/294041a30649a0b2a5c3b6a03fd55956068ae13c418bdd4ad2b1b06a1a63/yolov4-0.11.0.tar.gz#sha256=796d878b586812ff8d40fed7b510642d1e167594f2d7c32c04c4fb6a23bc4b36 (from https://pypi.org/simple/yolov4/), version: 0.11.0
2021-07-16T07:32:18,670   Found link https://files.pythonhosted.org/packages/79/d3/fc0209b31733804727ce8b29ff3421222e85ab13ca5d3ed8fb9544a3d0d7/yolov4-0.12.0.tar.gz#sha256=f910b5b5f26c0c7da3a439c17bacae92180e39ea5c1a54b5c28804e4a5d418de (from https://pypi.org/simple/yolov4/), version: 0.12.0
2021-07-16T07:32:18,671   Found link https://files.pythonhosted.org/packages/1f/0f/302df5a3bc957e01ab5692f2cb41e69d729bda80259d9860ca84532aaf4a/yolov4-0.13.0.tar.gz#sha256=34f9b8e6cf6a5e041b843da5a2cc0bef8341ad3ede142e9df9456ab391e0097e (from https://pypi.org/simple/yolov4/), version: 0.13.0
2021-07-16T07:32:18,672   Found link https://files.pythonhosted.org/packages/63/d8/833d9348738b05d359b6adaf3a36ac09fc227abb4951daaf3d4f228babdc/yolov4-0.14.0.tar.gz#sha256=1aa1eaaaf3bc9a588123d59de9efbf1713066d142f09d56b0b6e46fafc17ef51 (from https://pypi.org/simple/yolov4/), version: 0.14.0
2021-07-16T07:32:18,672   Found link https://files.pythonhosted.org/packages/0d/32/1b7f35c11a5ada78e7ca9f87426151c4e37a1aa63e085de6503ed61107bd/yolov4-0.15.0.tar.gz#sha256=f1635bb684d2183e3860cc5f816dc8b3f625f9bed8c7495dbf1ca131c144fc2e (from https://pypi.org/simple/yolov4/), version: 0.15.0
2021-07-16T07:32:18,673   Found link https://files.pythonhosted.org/packages/45/d9/21c2146ae68ca26aced59169e3bd51abebeebb9cfaa41da5e9dd04730133/yolov4-0.16.0.tar.gz#sha256=1809cf9e072dd9e453c9e5bb0085d2063417d26bb8306e8e0fb034b533c12574 (from https://pypi.org/simple/yolov4/), version: 0.16.0
2021-07-16T07:32:18,674   Found link https://files.pythonhosted.org/packages/f9/c3/8a63de22c386356fab8fe571a990d0e862b585ec4e88e3e732a3f4903a08/yolov4-0.17.0.tar.gz#sha256=d723e752817ce0363eb17a46508c7cf0d3b6dd878f5e91bc0fd4fa8a0af2e55a (from https://pypi.org/simple/yolov4/), version: 0.17.0
2021-07-16T07:32:18,674   Found link https://files.pythonhosted.org/packages/94/ad/904a1ed800130d32c054bc887235991376667693e99316b8d87af4e243e4/yolov4-0.18.0.tar.gz#sha256=6193de04ff29e41e765611530a54cea7cdc87979e1b26dc1e94942dffcbbd909 (from https://pypi.org/simple/yolov4/), version: 0.18.0
2021-07-16T07:32:18,675   Found link https://files.pythonhosted.org/packages/03/e8/c1fbfc46cdfada44c40aef55205e3cf0ed14551407aa75adb514c3a2f3a3/yolov4-0.19.0.tar.gz#sha256=a582689e25f3150db37c9969319630d8624c3b8b5a8b46300c509fd631d2f586 (from https://pypi.org/simple/yolov4/), version: 0.19.0
2021-07-16T07:32:18,676   Found link https://files.pythonhosted.org/packages/28/a2/81f65ef4782f2d93a75d951d012686cf6fb8a951dce6e286f2a83e6e7922/yolov4-0.20.0.tar.gz#sha256=83b010b6a5d1a31e9a98c7a265946642dbd29c4952c1a59873749db174b156c5 (from https://pypi.org/simple/yolov4/), version: 0.20.0
2021-07-16T07:32:18,677   Found link https://files.pythonhosted.org/packages/12/da/1dc680940b6d6e8b3e84c291ea7634442ecc271c5a3235334cfdf3387cf7/yolov4-0.21.0.tar.gz#sha256=e97920c6f3af99edac7c55f805f4a94138ffaef478c095e8899d762317d19498 (from https://pypi.org/simple/yolov4/), version: 0.21.0
2021-07-16T07:32:18,677   Found link https://files.pythonhosted.org/packages/8d/2f/26cc6344f880c46736401c502ad731cbb7e52d2381cd3188b1538503bdc0/yolov4-0.22.0.tar.gz#sha256=4b5384b6e8bf834aaa1b0f625fc3e37a3bedc25a30312ae5e69ea39a1bdcccb7 (from https://pypi.org/simple/yolov4/), version: 0.22.0
2021-07-16T07:32:18,678   Found link https://files.pythonhosted.org/packages/70/81/7a3a161d107b246ced16bb4858479059a2c99f1b8d1d2c3e1acf6072254d/yolov4-0.23.0.tar.gz#sha256=20e3261c4f8c8beb2d99995c5017d69588a0ad2ce9e24000def15304234d69aa (from https://pypi.org/simple/yolov4/), version: 0.23.0
2021-07-16T07:32:18,679   Found link https://files.pythonhosted.org/packages/05/5c/1bb600061b960281c4c7794ed109970294fa98deddc65017a6cb7d3c54f1/yolov4-0.24.0.tar.gz#sha256=94a99ea0639d6467fa9909d5f9cc5ff607eb4e8c44a09014ea5abf2b9dd2efc2 (from https://pypi.org/simple/yolov4/), version: 0.24.0
2021-07-16T07:32:18,679   Found link https://files.pythonhosted.org/packages/51/81/2b6459b5902e56f948f2142c0cb8acf613c6e106e028b1f793d2d5548070/yolov4-1.0.0.tar.gz#sha256=8758ff32138bb0b15d34f69a3537a2bba4889e43c35b3abb938a6b2b765a29aa (from https://pypi.org/simple/yolov4/), version: 1.0.0
2021-07-16T07:32:18,680   Found link https://files.pythonhosted.org/packages/ae/7c/46237f285767b1a9d8a86abcf8f0dc5733252cabe5c0550c81ea9ab43d44/yolov4-1.1.0.tar.gz#sha256=2bbb6c66bc8f7917eda5b2453f34b42bea409640c89c573b283368251592d5e8 (from https://pypi.org/simple/yolov4/), version: 1.1.0
2021-07-16T07:32:18,681   Found link https://files.pythonhosted.org/packages/b7/e1/08532c0ea7fe2be5e9c4c12d0fcb0e9053374d916ffa9e18d47040e7c056/yolov4-1.2.0.tar.gz#sha256=a8d278584ba779edc771c66983f2ad94c6ae557f1ba5a01e81811ed8c8c5d44b (from https://pypi.org/simple/yolov4/), version: 1.2.0
2021-07-16T07:32:18,681   Found link https://files.pythonhosted.org/packages/01/65/c4c0259a9d042ee9802f17934b84de342e572c1dd51547983ca70745593a/yolov4-1.2.1.tar.gz#sha256=ac60917a9d5d60e3950e40acd763d955185f5ab486a44ffe91775712387a3452 (from https://pypi.org/simple/yolov4/), version: 1.2.1
2021-07-16T07:32:18,682   Found link https://files.pythonhosted.org/packages/61/ff/dc4c6538be300562a12ce60ed939f75cbde9d3f61134a5fa70b85204dd1c/yolov4-2.0.0.tar.gz#sha256=1363ebcd6181250ca6f818279b7712152b402fc0852b6765524e29ba8ad93db0 (from https://pypi.org/simple/yolov4/), version: 2.0.0
2021-07-16T07:32:18,683   Found link https://files.pythonhosted.org/packages/23/78/e1407b8c0507c42cdb070b7956eb9501dffb7e90f97096de9ad87f2cce58/yolov4-2.0.1.tar.gz#sha256=0e9b601cd7f6611a97c5a1fdb934cd599ef69d1fb176a37d36975ed24868f77e (from https://pypi.org/simple/yolov4/), version: 2.0.1
2021-07-16T07:32:18,683   Found link https://files.pythonhosted.org/packages/f9/f1/d8872de7c1ff4caeb10d6bfcf992ec6945f924058a67b31eb750e3494f74/yolov4-2.0.2.tar.gz#sha256=4f6b2dc6c4e349ad05a5fc02a554b8e37904ac7f52878b8a223210ecd24ba351 (from https://pypi.org/simple/yolov4/), version: 2.0.2
2021-07-16T07:32:18,684   Found link https://files.pythonhosted.org/packages/7c/32/50942011638cb74c9160410a9d34ff04c26b1ccce4f61a264bb976a361cb/yolov4-2.0.3.tar.gz#sha256=9d58c247258e077d5391b2d446e276864dca01862e4e9ee29270d49877a07562 (from https://pypi.org/simple/yolov4/), version: 2.0.3
2021-07-16T07:32:18,685   Found link https://files.pythonhosted.org/packages/c4/15/bc77345b4728beec780fc86e56fc4ba69f301e2d26d76421bdabc585b135/yolov4-2.1.0.tar.gz#sha256=664d530ffef7da350885c34a61b35b98af3d610d2a2b29e67fef82b7504f79be (from https://pypi.org/simple/yolov4/), version: 2.1.0
2021-07-16T07:32:18,685   Found link https://files.pythonhosted.org/packages/75/e2/816725d8f4f36c8643ddabbac66c4bb34f9b240e50f10a939916da203af9/yolov4-3.0.0.tar.gz#sha256=f213ecd4ce44deb687165c55f6603ba86a56264e99dd39c34957766b5dac4074 (from https://pypi.org/simple/yolov4/), version: 3.0.0
2021-07-16T07:32:18,686   Found link https://files.pythonhosted.org/packages/5d/a7/ca1073c363bd98ba270bf140607c2d62be1099d8ffe303a689f1ce20245b/yolov4-3.0.1.tar.gz#sha256=3fa3e53a621cefc154c280c7c89e7abf03542f10a8fd382143f268636f35029f (from https://pypi.org/simple/yolov4/), version: 3.0.1
2021-07-16T07:32:18,687   Found link https://files.pythonhosted.org/packages/56/bf/49457135c75709f3488d84fe653eacf4d2fbb7de38e3c95d28bb48cab5e3/yolov4-3.1.0.tar.gz#sha256=621d0aaa036d83f3588d9d53561efefa2ceb4450dcabd46550a526a918a8f434 (from https://pypi.org/simple/yolov4/), version: 3.1.0
2021-07-16T07:32:18,687   Found link https://files.pythonhosted.org/packages/ab/7b/cd3cf1740c13dad3d9b2ed3e130a22c34cefc87bab881c57460d842b1c88/yolov4-3.2.0.tar.gz#sha256=0f5f8e71479f00c7e2b835f5fe40de503a136d43ff30b5739ddecc7f7eb4cc75 (from https://pypi.org/simple/yolov4/), version: 3.2.0
2021-07-16T07:32:18,688 Skipping link: not a file: https://pypi.org/simple/yolov4/
2021-07-16T07:32:18,726 Given no hashes to check 1 links for project 'yolov4': discarding no candidates
2021-07-16T07:32:18,755 Collecting yolov4==0.1.0
2021-07-16T07:32:18,758   Created temporary directory: /tmp/pip-unpack-gqebm0ev
2021-07-16T07:32:18,940   Downloading yolov4-0.1.0.tar.gz (14 kB)
2021-07-16T07:32:19,026   Added yolov4==0.1.0 from https://files.pythonhosted.org/packages/e1/94/6daeb931e09547fd29da219cec71c5593ddd7b4e6b1e4ee5f4d4ef6c45e1/yolov4-0.1.0.tar.gz#sha256=3bfcc5b810a6445b7d2e7c4d445834b0d826476adc14bad42777842cbbfbf7f4 to build tracker '/tmp/pip-req-tracker-llr3yknk'
2021-07-16T07:32:19,027     Running setup.py (path:/tmp/pip-wheel-f5v7ucmm/yolov4_a118d88b8fe34d5fba88c6ca93e914a0/setup.py) egg_info for package yolov4
2021-07-16T07:32:19,028     Created temporary directory: /tmp/pip-pip-egg-info-m5_fiypl
2021-07-16T07:32:19,029     Running command python setup.py egg_info
2021-07-16T07:32:21,582     /usr/local/lib/python3.9/dist-packages/setuptools/dist.py:697: UserWarning: Usage of dash-separated 'long-description' will not be supported in future versions. Please use the underscore name 'long_description' instead
2021-07-16T07:32:21,582       warnings.warn(
2021-07-16T07:32:40,299     ERROR: Could not find a version that satisfies the requirement tensorflow>=2.1.0 (from versions: none)
2021-07-16T07:32:40,300     ERROR: No matching distribution found for tensorflow>=2.1.0
2021-07-16T07:32:40,719     Traceback (most recent call last):
2021-07-16T07:32:40,720       File "/usr/local/lib/python3.9/dist-packages/setuptools/installer.py", line 75, in fetch_build_egg
2021-07-16T07:32:40,770         subprocess.check_call(cmd)
2021-07-16T07:32:40,770       File "/usr/lib/python3.9/subprocess.py", line 373, in check_call
2021-07-16T07:32:40,772         raise CalledProcessError(retcode, cmd)
2021-07-16T07:32:40,772     subprocess.CalledProcessError: Command '['/usr/bin/python3', '-m', 'pip', '--disable-pip-version-check', 'wheel', '--no-deps', '-w', '/tmp/tmpq4bn51wm', '--quiet', 'tensorflow>=2.1.0']' returned non-zero exit status 1.

2021-07-16T07:32:40,773     The above exception was the direct cause of the following exception:

2021-07-16T07:32:40,774     Traceback (most recent call last):
2021-07-16T07:32:40,774       File "<string>", line 1, in <module>
2021-07-16T07:32:40,775       File "/tmp/pip-wheel-f5v7ucmm/yolov4_a118d88b8fe34d5fba88c6ca93e914a0/setup.py", line 36, in <module>
2021-07-16T07:32:40,776         setup(version=version,)
2021-07-16T07:32:40,777       File "/usr/local/lib/python3.9/dist-packages/setuptools/__init__.py", line 152, in setup
2021-07-16T07:32:40,778         _install_setup_requires(attrs)
2021-07-16T07:32:40,778       File "/usr/local/lib/python3.9/dist-packages/setuptools/__init__.py", line 147, in _install_setup_requires
2021-07-16T07:32:40,780         dist.fetch_build_eggs(dist.setup_requires)
2021-07-16T07:32:40,780       File "/usr/local/lib/python3.9/dist-packages/setuptools/dist.py", line 785, in fetch_build_eggs
2021-07-16T07:32:40,782         resolved_dists = pkg_resources.working_set.resolve(
2021-07-16T07:32:40,782       File "/usr/local/lib/python3.9/dist-packages/pkg_resources/__init__.py", line 766, in resolve
2021-07-16T07:32:40,806         dist = best[req.key] = env.best_match(
2021-07-16T07:32:40,806       File "/usr/local/lib/python3.9/dist-packages/pkg_resources/__init__.py", line 1051, in best_match
2021-07-16T07:32:40,808         return self.obtain(req, installer)
2021-07-16T07:32:40,808       File "/usr/local/lib/python3.9/dist-packages/pkg_resources/__init__.py", line 1063, in obtain
2021-07-16T07:32:40,810         return installer(requirement)
2021-07-16T07:32:40,811       File "/usr/local/lib/python3.9/dist-packages/setuptools/dist.py", line 844, in fetch_build_egg
2021-07-16T07:32:40,813         return fetch_build_egg(self, req)
2021-07-16T07:32:40,813       File "/usr/local/lib/python3.9/dist-packages/setuptools/installer.py", line 77, in fetch_build_egg
2021-07-16T07:32:40,821         raise DistutilsError(str(e)) from e
2021-07-16T07:32:40,821     distutils.errors.DistutilsError: Command '['/usr/bin/python3', '-m', 'pip', '--disable-pip-version-check', 'wheel', '--no-deps', '-w', '/tmp/tmpq4bn51wm', '--quiet', 'tensorflow>=2.1.0']' returned non-zero exit status 1.
2021-07-16T07:32:40,917 WARNING: Discarding https://files.pythonhosted.org/packages/e1/94/6daeb931e09547fd29da219cec71c5593ddd7b4e6b1e4ee5f4d4ef6c45e1/yolov4-0.1.0.tar.gz#sha256=3bfcc5b810a6445b7d2e7c4d445834b0d826476adc14bad42777842cbbfbf7f4 (from https://pypi.org/simple/yolov4/). Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.
2021-07-16T07:32:40,920 ERROR: Could not find a version that satisfies the requirement yolov4==0.1.0 (from versions: 0.1.0, 0.2.0, 0.3.0, 0.4.0, 0.5.0, 0.6.0, 0.7.0, 0.8.0, 0.9.0, 0.10.0, 0.11.0, 0.12.0, 0.13.0, 0.14.0, 0.15.0, 0.16.0, 0.17.0, 0.18.0, 0.19.0, 0.20.0, 0.21.0, 0.22.0, 0.23.0, 0.24.0, 1.0.0, 1.1.0, 1.2.0, 1.2.1, 2.0.0, 2.0.1, 2.0.2, 2.0.3, 2.1.0, 3.0.0, 3.0.1, 3.1.0, 3.2.0)
2021-07-16T07:32:40,921 ERROR: No matching distribution found for yolov4==0.1.0
2021-07-16T07:32:40,921 Exception information:
2021-07-16T07:32:40,921 Traceback (most recent call last):
2021-07-16T07:32:40,921   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 341, in resolve
2021-07-16T07:32:40,921     name, crit = self._merge_into_criterion(r, parent=None)
2021-07-16T07:32:40,921   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 173, in _merge_into_criterion
2021-07-16T07:32:40,921     raise RequirementsConflicted(criterion)
2021-07-16T07:32:40,921 pip._vendor.resolvelib.resolvers.RequirementsConflicted: Requirements conflict: SpecifierRequirement('yolov4==0.1.0')
2021-07-16T07:32:40,921 
2021-07-16T07:32:40,921 During handling of the above exception, another exception occurred:
2021-07-16T07:32:40,921 
2021-07-16T07:32:40,921 Traceback (most recent call last):
2021-07-16T07:32:40,921   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/resolution/resolvelib/resolver.py", line 127, in resolve
2021-07-16T07:32:40,921     result = self._result = resolver.resolve(
2021-07-16T07:32:40,921   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 473, in resolve
2021-07-16T07:32:40,921     state = resolution.resolve(requirements, max_rounds=max_rounds)
2021-07-16T07:32:40,921   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_vendor/resolvelib/resolvers.py", line 343, in resolve
2021-07-16T07:32:40,921     raise ResolutionImpossible(e.criterion.information)
2021-07-16T07:32:40,921 pip._vendor.resolvelib.resolvers.ResolutionImpossible: [RequirementInformation(requirement=SpecifierRequirement('yolov4==0.1.0'), parent=None)]
2021-07-16T07:32:40,921 
2021-07-16T07:32:40,921 The above exception was the direct cause of the following exception:
2021-07-16T07:32:40,921 
2021-07-16T07:32:40,921 Traceback (most recent call last):
2021-07-16T07:32:40,921   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/cli/base_command.py", line 180, in _main
2021-07-16T07:32:40,921     status = self.run(options, args)
2021-07-16T07:32:40,921   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/cli/req_command.py", line 205, in wrapper
2021-07-16T07:32:40,921     return func(self, options, args)
2021-07-16T07:32:40,921   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/commands/wheel.py", line 142, in run
2021-07-16T07:32:40,921     requirement_set = resolver.resolve(
2021-07-16T07:32:40,921   File "/home/piwheels/.local/lib/python3.9/site-packages/pip/_internal/resolution/resolvelib/resolver.py", line 136, in resolve
2021-07-16T07:32:40,921     raise error from e
2021-07-16T07:32:40,921 pip._internal.exceptions.DistributionNotFound: No matching distribution found for yolov4==0.1.0
2021-07-16T07:32:40,953 Removed yolov4==0.1.0 from https://files.pythonhosted.org/packages/e1/94/6daeb931e09547fd29da219cec71c5593ddd7b4e6b1e4ee5f4d4ef6c45e1/yolov4-0.1.0.tar.gz#sha256=3bfcc5b810a6445b7d2e7c4d445834b0d826476adc14bad42777842cbbfbf7f4 from build tracker '/tmp/pip-req-tracker-llr3yknk'
2021-07-16T07:32:40,954 Removed build tracker: '/tmp/pip-req-tracker-llr3yknk'