2020-02-13T07:17:47 Created temporary directory: /tmp/pip-ephem-wheel-cache-r41p1w1h
2020-02-13T07:17:47 Created temporary directory: /tmp/pip-req-tracker-dx31bvwc
2020-02-13T07:17:47 Created requirements tracker '/tmp/pip-req-tracker-dx31bvwc'
2020-02-13T07:17:47 Created temporary directory: /tmp/pip-wheel-eaawm65j
2020-02-13T07:17:47 Collecting vss-cli==0.4.1
2020-02-13T07:17:47   1 location(s) to search for versions of vss-cli:
2020-02-13T07:17:47   * https://pypi.org/simple/vss-cli/
2020-02-13T07:17:47   Getting page https://pypi.org/simple/vss-cli/
2020-02-13T07:17:47   Analyzing links from page https://pypi.org/simple/vss-cli/
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/3c/ea/05e3fdefa80df2065a200b6905c8611a223168bef34b4f15d95e0ee7eb0f/vss-cli-0.1.0.tar.gz#sha256=c86ab9c43a830f15ea419faa52b620906a2564cb02fb262031ef02327d692423 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.0
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/78/e6/df1ded26afad41c571ed603f32ed4c8cc5ddb259e281e16145f8eddc8c71/vss_cli-0.1.0-py3-none-any.whl#sha256=46c96dfb1041e1dede1fb5b3e68dbbbee08998101b89742595dd4d42f7a8ce45 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.0
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/09/72/66e7a46be4b0a568a895f7fda460da2a502b6e0978ac4c4517c016d35683/vss-cli-0.1.1.tar.gz#sha256=d669322cec65edf8f70763cb2a93ccd62245b617c074632577a1ad19d14f4719 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.1
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/d1/86/d9cbf7b39bcd1685e61812d05510d1567935a40e8ca96d41bb4abeec8b1a/vss_cli-0.1.1-py3-none-any.whl#sha256=ebea09b024de553c492499ba46363c3cfbc69ae7ed2dadca562c9552ca30dd10 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.1
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/2c/34/ec7b63ad3032d9e011b240656c41df1bf6a9f172dc318651dcaf4ffc4865/vss-cli-0.1.2.tar.gz#sha256=c5886dd7c4ac3306764b3273fe55e98a888866fbaee422258c26efaf2f7bc648 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.2
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/f9/d4/27347a91c443dfad5b81b41194d6c1d93e61f0ea26299196a6858e8cc494/vss_cli-0.1.2-py3-none-any.whl#sha256=393f4222a2698955f78bb8f90c44a73b66c4121c75681062006d934e5fa69d18 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.2
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/39/e5/a786a7251c4275dd1b743d0fe1adc8f9043cb8dde471790fd53cd4038c59/vss-cli-0.1.3.tar.gz#sha256=7155239effdf7548674a2b86b1e1b278aed7d3fb4166836c3b2f1808fa21f67a (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.3
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/64/fc/06458f7d205a01c54862fd4361724a0dad1bf645f665136a890c8d25f714/vss_cli-0.1.3-py3-none-any.whl#sha256=eb14c01c85fb3532e8e9c2e561ef1b5b719695d4e18fb2a4ee2aa6d7b67a156b (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.3
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/ab/be/86074e9cb819487378ada44c8278734ef84ccbfb5bd36efcbcdfeb281fd8/vss-cli-0.1.4.tar.gz#sha256=9578d114c3712dd148c7cfa75373a6293b024232685473eda215f66a1b456c71 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.4
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/cc/68/f7c107f290ceb2aab15af27ceb82e435ab992a4a3050014312b36eb6876a/vss_cli-0.1.4-py3-none-any.whl#sha256=78971ca85ab82a59dfd22c1f4eff17fa8c499624099455bdfa1ab1d0d9b7652c (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.4
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/f0/15/0aa116c3523279f8e21125db700d9d9a1e52f1e0aa7cf986c0ab1f48d761/vss-cli-0.1.5.tar.gz#sha256=893b3e220ae238fc1e1d1ca62a6c719fa88232d8f4e41752ad744aa9f2b03f87 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.5
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/42/41/96183331cf07960a933d4578062f4132024d7b39f07377e39a84e7fe51b1/vss_cli-0.1.5-py3-none-any.whl#sha256=cffd76c795ce5b884c948405c70c9318e6110a1458223ee641ecb4903390ef7d (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.5
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/cc/3d/3f1a2fa8cf5afe0f337b667b49084f44d9556dc98fece26867ee068ab275/vss-cli-0.1.6.tar.gz#sha256=05813cfda716ae508ca7eb381a2faea3f0c8971ec0eaf1559680a994a733f23b (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.6
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/45/e8/3125acef1fff81d4e3f6a6b70eb13574a95671f8dedba4f02ef0fba88b6e/vss_cli-0.1.6-py3-none-any.whl#sha256=1647edf6a7a6f51a5a54b842455ecd87fd2481bd5e73b81af18540ff56e03b8a (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.6
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/d8/27/a441a74a59c87097a37c8e59e7e12dfb0216796ff4f5d2e4a822d29ab481/vss-cli-0.1.7.tar.gz#sha256=f9ef7e5adc5e244d3e8f9c8220001d6cabbe2aa5705cb8bd5d8fbeeb8a8f05ef (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.7
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/01/a7/5ef841203d8c022450d846aa12ff20459acea0ade1e58d6ac8b5ad125429/vss_cli-0.1.7-py3-none-any.whl#sha256=e59f2d8f0e29b6ae03e231ee42d4b21fe2dd8a180209feab319dc15e427b126a (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.7
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/46/51/ed516d9a386ed39fd3bdeb042f7fcc1e6aa35e5d08000946e807e667bff7/vss-cli-0.1.8.tar.gz#sha256=21527db594aa6ab0b23acee00b7b44daa0623d03cdf1ed052d756448b754f363 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.8
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/c8/54/41f70b6950c882c7018ffea2ff3556b715754c50d45ef85fc1204678109a/vss_cli-0.1.8-py3-none-any.whl#sha256=ddad262cb07599851c69da50ca8d958be2ec4491556488bb888e77a3b3d2ae32 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.8
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/41/6d/8454d6d26f0c2e6e30fd41e2d869db4c7dad6bea24cf6bb8e42ccd9358eb/vss-cli-0.1.9.tar.gz#sha256=af2933db6666590de756b7d8555885fb1b4bd6fbd1f02ba7d710b219d955f4c6 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.9
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/46/9e/ed49cb60da15685c0ada3a5f14df44aaad652c78ac49605a7e7c54a9fa1e/vss_cli-0.1.9-py3-none-any.whl#sha256=aa800c94a302e915a92341227a84d3f93f93cdf2c1b5e64a53dd0bdfc3959e7f (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.1.9
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/43/5a/a884f43812a1a12b650b50e0d1252306f8f90fb353749d8fd65824081281/vss-cli-0.2.0.tar.gz#sha256=397c0f78cf61732cbae7e99e4249effbfd88b9edb2721ef6e50f7418885b4e61 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.2.0
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/14/a5/27ad235d7d105949607146a6bb4dee2adeef227f9e62c8a556e3985d8434/vss_cli-0.2.0-py3-none-any.whl#sha256=b8dd30742d10ce4854bc1e5583ba49d54e71f874f207bcde198c899b815458cd (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.2.0
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/66/00/e55bbfc0dd57b7d06ee2aef432a2dedfcf95ea9fb7b8f4ddcfd30ad9851b/vss-cli-0.2.1.tar.gz#sha256=eb6dd4165f806f4c40b8b11651307ff2bfc59276dbe7c5f02e8ffd9459794fae (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.2.1
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/25/c6/658ae6081b9bf9af8dd8fef2363daccf29b4307bee554afe8eaea991ce0e/vss_cli-0.2.1-py3-none-any.whl#sha256=ba16efc58c5fa0787291c8a111fe024871ceccddbcfabf6cfb00cd9de09503dc (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.2.1
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/2d/da/a1897294cfac4107ebac224258ef53def4ec33ad35877cfca5faf450750e/vss-cli-0.2.2.tar.gz#sha256=6dd98040db2acdeda76bc5e368b96e62e285a7536c0dc7a19e1e33ee044741b9 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.2.2
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/9d/be/64c0832a9f4fb48e6865a6b560ab08264abec93a43b8c0188bd7b5301e1e/vss_cli-0.2.2-py3-none-any.whl#sha256=e47098524e6bd092fbc084d4b040c8206a5730048449d753889dc3b4e08b9d46 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.2.2
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/a9/2a/8d0a0cdfce024cc4349c2bb951b99fbf77685ab0a066111121288c44c912/vss-cli-0.2.3.tar.gz#sha256=b6132203188428109f06d0010b63f79cdc179af091d172c877c6397cb2779afd (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.2.3
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/95/60/1781dbc957a14eaf0fe4a577012142b551b4ff2e6008aa0de9c173a4220d/vss_cli-0.2.3-py3-none-any.whl#sha256=8bfd16b8c0528efabef60f4cab5dd0d648ad43191177f630cd05c3c15aa8ed08 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.2.3
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/75/7b/4583ae9968bc1fd22fa71817a13d9facdd7b91f85647e6894322d8559dc0/vss-cli-0.2.4.tar.gz#sha256=919cd6178d058228c783902cd24eead7861ea9193aff77a24d3c7398fec74441 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.2.4
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/89/61/cea32d37ee82090a1bc2c73d94421051052938979ba44e5f758e7fbe230d/vss_cli-0.2.4-py3-none-any.whl#sha256=43ddff439665071773f63323696b6618d218adcff5f420bcf29ae67e57238ccd (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.2.4
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/74/98/f43073839b6d53dd708e3a0c39f53feaa5500da31c3d15671abe47fb2731/vss-cli-0.2.5.tar.gz#sha256=b0e164bb4d5c1159ace4d3608290277a3a6072afefe717ce5a8d16f38d563848 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.2.5
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/3d/5a/9e31e247bcba308a70fb3df303007e2df3d317964646eb0007e798d88c05/vss_cli-0.2.5-py3-none-any.whl#sha256=3acb00107ae5ef0e06719bb6e86adcde1a4f80a217cbf925e2b9c31b80bdafdf (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.2.5
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/e6/fd/39d12c8f329e85516d02d07b3c8600c19f2fa00c6c498f5116de12a468b3/vss-cli-0.2.6.tar.gz#sha256=4d50b240caefa00d634ce06390f3696d25fbae4d1f8da0eec638a02962c94372 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.2.6
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/ac/3c/4f7a625abc36fe7c88bde8375c776771560efd779eafe7f259c85073cb82/vss_cli-0.2.6-py3-none-any.whl#sha256=021e325aa5db847bba239794ba6aba8b4cc43a65206530d6feb42c19297a392b (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.2.6
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/14/e7/c46c68827d89d15b5243cdb52061baec61e3e0f24524aaac33e8797cfbb8/vss-cli-0.2.7.tar.gz#sha256=fb251f4c08c17d258a83189a1257d840e15337a8c33018cf92125b7af6f71477 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.2.7
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/93/fa/ff832eb044b546c949b4e63a3dcfae6a139db636bb1198b0f3707d566b17/vss_cli-0.2.7-py3-none-any.whl#sha256=a679360329f8d9e88d19cf0dba0bc41d79dfd9781dcba0ae537d8521007a4e9d (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.2.7
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/b3/12/2c53730a5570707d733e0ce59ffd1bfb1b76c9b7f2fb7fe9bf97262dfe3b/vss-cli-0.3.0.dev1.tar.gz#sha256=ec3a34d87b87d30fa7969abebd7e70b75759f026e9702edd86a1609a651a2657 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.3.0.dev1
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/72/b3/51cd50e90101bbafc1f5c0ac3996972c0952ece31324df075f9c9c3a6b0f/vss_cli-0.3.0.dev1-py3-none-any.whl#sha256=e2aa2aa00c95a8f9056af1bde5b85b2032c3979fe693e6a7cd193802d65b92cd (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.3.0.dev1
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/97/ff/8dcfbdc52ea7d2397b141d0d838c8ed16768684f6b076e2487fcc538fad6/vss-cli-0.3.0.tar.gz#sha256=d2a0ebf41a390bf5c4fd7e8b4a658116adbac96806e673906f6c62b8a8bd8343 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.3.0
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/23/f9/3413f62dbf4a518d8f9632487252370f5d1eeee567a7616a206c467ceac7/vss_cli-0.3.0-py3-none-any.whl#sha256=9f8aa5a610267eb502b4d67861b18e263d02158c9052c9f6c28099aa84d6d298 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.3.0
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/30/d5/b28c32221b75f8c5b157fe0fa35d5015a564c4e54ceaa1cf0f32d23d280b/vss-cli-0.4.0.dev0.tar.gz#sha256=565248e37e780f5746a5411b293567db57162c109acba434407e7e9627851662 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.4.0.dev0
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/a9/a4/182354ed4170e4f5571ebfe3a3f98398ed9ab7e7334b3a9cbc4562e85897/vss_cli-0.4.0.dev0-py3-none-any.whl#sha256=955d58f40f7a3f4ebbdbc9c0404a182f328b27285168670c8cb73ed02d4a62b5 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.4.0.dev0
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/00/1c/0633f2cb3b1555724d68df32ba64d0275c97bbd8dd2a54e1d8ec7c90db80/vss-cli-0.4.0.tar.gz#sha256=96b196c68779d11dc3a2077a531609bd0822d6f0622aac2db4fe661f0f7f9161 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.4.0
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/6c/d4/6e546b5dd7e77196ecc7ebc89d12f470d4602ce90ba4a69bb206ec0a156e/vss_cli-0.4.0-py3-none-any.whl#sha256=1fd4d10977edae6135eab66b9510c5d931e9c2e4b3a2711b07d5ed520b0c92e3 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.4.0
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/0a/e6/1ce6244a1c24c87f905316a13657a89d6c0ed0a2a427c94a6b18b01e51e6/vss-cli-0.4.1.tar.gz#sha256=358d8775eeb5fcf0460ad1123919c9671be56530c07c13d57c1b376952fcbc52 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.4.1
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/ff/67/f12aa541fb26cf074f4eee19dd908aa09086f314389c0264227fededee42/vss_cli-0.4.1-py3-none-any.whl#sha256=da77806e79c8e0c38164eba1a6425abd9957acf98fa9ed8d612b02603f5c2471 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.4.1
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/d6/3f/c1d01a1d479647efd153a88210056477c77ccc6877a22de07de62e6d4fc1/vss-cli-0.5.0.tar.gz#sha256=ef1b68aceae2c9481210442b6e0912f037272f153606469b41578316d624300c (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.5.0
2020-02-13T07:17:47     Found link https://files.pythonhosted.org/packages/2a/20/90f39f1550aa6424fa978865bcbdf94047dfbefab8dca4d064935b759dba/vss_cli-0.5.0-py2.py3-none-any.whl#sha256=e03024c95fe38d551a864a4fa2062eb4cc636ba0253702994e225ae123d5e7c1 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4), version: 0.5.0
2020-02-13T07:17:47   Using version 0.4.1 (newest of versions: 0.4.1)
2020-02-13T07:17:47   Created temporary directory: /tmp/pip-unpack-_9ztzatv
2020-02-13T07:17:48   Downloading https://files.pythonhosted.org/packages/ff/67/f12aa541fb26cf074f4eee19dd908aa09086f314389c0264227fededee42/vss_cli-0.4.1-py3-none-any.whl (111kB)
2020-02-13T07:17:48   Downloading from URL https://files.pythonhosted.org/packages/ff/67/f12aa541fb26cf074f4eee19dd908aa09086f314389c0264227fededee42/vss_cli-0.4.1-py3-none-any.whl#sha256=da77806e79c8e0c38164eba1a6425abd9957acf98fa9ed8d612b02603f5c2471 (from https://pypi.org/simple/vss-cli/) (requires-python:>=3.6.4)
2020-02-13T07:17:48   Saved /tmp/tmprc7zk7j6/vss_cli-0.4.1-py3-none-any.whl
2020-02-13T07:17:48   Added vss-cli==0.4.1 from https://files.pythonhosted.org/packages/ff/67/f12aa541fb26cf074f4eee19dd908aa09086f314389c0264227fededee42/vss_cli-0.4.1-py3-none-any.whl#sha256=da77806e79c8e0c38164eba1a6425abd9957acf98fa9ed8d612b02603f5c2471 to build tracker '/tmp/pip-req-tracker-dx31bvwc'
2020-02-13T07:17:48   Removed vss-cli==0.4.1 from https://files.pythonhosted.org/packages/ff/67/f12aa541fb26cf074f4eee19dd908aa09086f314389c0264227fededee42/vss_cli-0.4.1-py3-none-any.whl#sha256=da77806e79c8e0c38164eba1a6425abd9957acf98fa9ed8d612b02603f5c2471 from build tracker '/tmp/pip-req-tracker-dx31bvwc'
2020-02-13T07:17:48 Skipping vss-cli, due to already being wheel.
2020-02-13T07:17:48 Cleaning up...
2020-02-13T07:17:48   Removing source in /tmp/pip-wheel-eaawm65j/vss-cli
2020-02-13T07:17:48 Removed build tracker '/tmp/pip-req-tracker-dx31bvwc'