Created temporary directory: /tmp/pip-ephem-wheel-cache-xszs7qsx
Created temporary directory: /tmp/pip-req-tracker-ge5sx1u9
Created requirements tracker '/tmp/pip-req-tracker-ge5sx1u9'
Created temporary directory: /tmp/pip-wheel-s7uwfr2r
Collecting cc-core==6.1.2
  1 location(s) to search for versions of cc-core:
  * https://pypi.org/simple/cc-core/
  Getting page https://pypi.org/simple/cc-core/
  Analyzing links from page https://pypi.org/simple/cc-core/
    Found link https://files.pythonhosted.org/packages/03/93/38665a0a9340f08ea74deb5b7e91a07f5ae8e19ed994afa5af04adf7bfd5/cc-core-0.1.tar.gz#sha256=03a50190a399006d7360740f90e5cc6f8970c7303d94dac2ff63937cda95352c (from https://pypi.org/simple/cc-core/), version: 0.1
    Found link https://files.pythonhosted.org/packages/20/b1/0e6eac731b60dfc9252b0963c1efcf0be984bcf622140a62110019588a62/cc-core-2.0.1.tar.gz#sha256=d06858bf3b1a523f164ff829a673493ea17ce4942173c1f01a9705fd688f3a49 (from https://pypi.org/simple/cc-core/), version: 2.0.1
    Found link https://files.pythonhosted.org/packages/60/0d/bab596ab3902592cc851c02ba0d60069c6c86ca6fbd5de3e6f40d8167226/cc-core-2.0.2.tar.gz#sha256=3ef4944d3825241b0898c19e38c856d43de8f5b213657f070c79a1aa06eb5d08 (from https://pypi.org/simple/cc-core/), version: 2.0.2
    Found link https://files.pythonhosted.org/packages/fd/1a/0be48064bcfde0912cab275008d9825226077a27111d97e72e9c5da951ca/cc-core-3.0.0.tar.gz#sha256=4222f0abc7976954aadbaf329fbe50677c2f6499e88c9a57f1583a8eebb23aa2 (from https://pypi.org/simple/cc-core/), version: 3.0.0
    Found link https://files.pythonhosted.org/packages/aa/31/59fdf443f4ddba34bf4eb9f6206894dd61e5fc0e4ce6b7dc1d515e6da808/cc-core-3.1.0.tar.gz#sha256=26d3c21af45fbe89d05a143f79d8062184e3873bbc64769b73d9261c0c439b80 (from https://pypi.org/simple/cc-core/), version: 3.1.0
    Found link https://files.pythonhosted.org/packages/16/2c/e55133ab5c52a95f31faea21df0c6837518e9c093678793c60a02747fa15/cc-core-3.2.0.tar.gz#sha256=f98a09a6f460c9137ff864da8da5d85979a58e27b71254e8bcfc1e80898c21c6 (from https://pypi.org/simple/cc-core/), version: 3.2.0
    Found link https://files.pythonhosted.org/packages/14/ac/cff157dbc52ad2bf21e76f25aa09b946229d9b7486b76615d7b766be7472/cc-core-4.0.0.tar.gz#sha256=f8e22b15622e2b7049629cc4483d4f10abcb46f1c164c19c0e5d8a7fa883a954 (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 4.0.0
    Found link https://files.pythonhosted.org/packages/8a/2c/dadd95a6717f4c4eda57355a3fe2da6ffc8509fb033844a0f553f5c635ca/cc_core-4.0.0-py3-none-any.whl#sha256=649a4398b129b5267ecac06538af4056f885000beab3b8373401e3d5729a9bea (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 4.0.0
    Found link https://files.pythonhosted.org/packages/55/f7/75a61111c7e25aef48933c24bde2838b98268919ea4c431129de6406a52c/cc-core-5.0.0.tar.gz#sha256=3f20fa1a243c42d2b0ad495dc8d6c3a92c75ea844e56f573e662072469827579 (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.0.0
    Found link https://files.pythonhosted.org/packages/cb/50/2517315c5c2ac2ee7e71e6d5d70ddc5784009a0fd23e3b8b8287da8222ad/cc_core-5.0.0-py3-none-any.whl#sha256=c3904c72eaa47eba671fa06dc76f07e1388480154d12f2434b5af2e6acd38ee7 (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.0.0
    Found link https://files.pythonhosted.org/packages/fd/82/00d40d33cc90a603e1761fcdad893740f3512d2a745deb9b3d4d760fb585/cc-core-5.0.1.tar.gz#sha256=b128c15329c19f43661cf7ea999bbd744c01477d908d7b5f5b909cd763914a57 (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.0.1
    Found link https://files.pythonhosted.org/packages/ef/1c/79adcac64a2c52fb5baf14a2e8dc3ec77e965dcaa490064aca07184e81e5/cc_core-5.0.1-py3-none-any.whl#sha256=f128d3769a59ed7aa4bf68a18a2613a2962767983fcc84b69fa6cd94d9f7ceb3 (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.0.1
    Found link https://files.pythonhosted.org/packages/ff/6f/410248d3e67ca3485a98ffdb9fd63554b8ba0ca30e4f56c7c3d3e87bbfb7/cc-core-5.1.0.tar.gz#sha256=fd644c56ca860475e5ab4097d69c482dc925488f081546d13ac4b9566361ae4c (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.1.0
    Found link https://files.pythonhosted.org/packages/1c/3e/7c0dda1cf928c5e4c0df95c47cb306d0d846c23bd47f3380a25b0b7d13c4/cc_core-5.1.0-py3-none-any.whl#sha256=f4ec8961a612b61c4fe08396a74738e74e9ed0534fb991ee76546f1af70001fc (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.1.0
    Found link https://files.pythonhosted.org/packages/c5/b5/6560bd8be7af3e4ced7d870bacd17bc664f08647a65fa135f6063640dd2c/cc-core-5.1.1.tar.gz#sha256=b17bd43c8214b92db5b825a41163e5277f32a0bb17a4091436eb9a5f9d7443df (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.1.1
    Found link https://files.pythonhosted.org/packages/e9/8e/7894cd3669288c0e70cce0bd154cbdf363c78df71fb340c9b8f9071311ba/cc_core-5.1.1-py3-none-any.whl#sha256=58ca24644c290a1feb0c34e24df72c08c0f4551b7d5efb4a73533816ec3394d8 (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.1.1
    Found link https://files.pythonhosted.org/packages/04/e0/17e016f82c04c4d97bda30f66df3c1a73dab388d20df2309df38dfaddac5/cc-core-5.2.0.tar.gz#sha256=e52e2ded1b7b23bb3f3d8f310fd71a6ca5f47dac512c87d3714b9acdb3b7d454 (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.2.0
    Found link https://files.pythonhosted.org/packages/b6/7c/5cd2ff1bef69ab83aa9c057a37cab3919b2e9c3c2a39b118c60d4ab629c2/cc_core-5.2.0-py3-none-any.whl#sha256=3fffde95e438e73a1fe7a5a5e9582c4a557e030fde8457231dd4f8cd66ed6f7a (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.2.0
    Found link https://files.pythonhosted.org/packages/d4/04/3ff375ab59516390d43964e7f8a0066e41a8ed957155dbd5cc2e354ff7ea/cc-core-5.2.1.tar.gz#sha256=e55bde98ad0b9a0676a2a648bcef5ce3d62029b0a531b476734fdfa4514662ae (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.2.1
    Found link https://files.pythonhosted.org/packages/38/dd/493636dc94d9c4501c03d230fdc0d6f4dd51846f48ce6021aaf42b47c0fe/cc_core-5.2.1-py3-none-any.whl#sha256=41f65d803bb046213a2cc2d6cb6e4ef211a8ecbfd022540ec03b0ec61a3b359f (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.2.1
    Found link https://files.pythonhosted.org/packages/a1/93/23cb7296cc407925e7adcbca6996f64390a03d2f3ca8a96183d9a534d42c/cc-core-5.2.2.tar.gz#sha256=0aeb8635589c0830a2bcf56dbca41bd61da61aa31316d26834584690f1d21283 (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.2.2
    Found link https://files.pythonhosted.org/packages/44/18/2d3556cfba2661a0ea70c38a4682242455a0203067fb68acd3732c575649/cc_core-5.2.2-py3-none-any.whl#sha256=0c4e82c1959c47ff5a002167ca43dbdf51fd4411c7b64769dfa0dd5228e2b90f (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.2.2
    Found link https://files.pythonhosted.org/packages/d3/04/dc2b7a00b925b5579271089d0b7e2b029705482985bff7ce7d0fe6c27416/cc-core-5.3.0.tar.gz#sha256=2f48d7ba8af2cd1ea1681f837a49acda0041e6773b3f19a5390aef5def003059 (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.3.0
    Found link https://files.pythonhosted.org/packages/17/2b/b28b579715b8413d88e2969e16831504b002dab5ae5f3eeeb093fcddee15/cc_core-5.3.0-py3-none-any.whl#sha256=a990798a8cd5853df32947f8e16ec6dbb1e27d4ba33af6f514237d2f745f8caf (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.3.0
    Found link https://files.pythonhosted.org/packages/a1/ca/767bfd53984362f4602311938398453aa6cf2a718bccc16d33c2eb1273ab/cc-core-5.3.1.tar.gz#sha256=30fd1429d332ee31bd4888ebf6f7a0f6e32ac8473480cc7c92e4f4b3a834afdd (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.3.1
    Found link https://files.pythonhosted.org/packages/c6/ff/441c315e28ce28d55438162d201fe924851c5875bb3b869a2b2961a4a500/cc_core-5.3.1-py3-none-any.whl#sha256=6a14ef685db558817cb9d238d80a1644fcd35f283304cb09d75f705a46efa4d5 (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.3.1
    Found link https://files.pythonhosted.org/packages/e1/db/7815939866978f69acf13fdd2a4691e8b41fff36ac0c4762049bce1d4ef2/cc-core-5.3.2.tar.gz#sha256=9703318aa6da6a25184fe0247620c8298c026367e4d79562daf7ebe1fde3c5d8 (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.3.2
    Found link https://files.pythonhosted.org/packages/c1/f8/e534a8bb612da9cbe8eeb2085526ececba0375acf5f2b26d5170e94bfce7/cc_core-5.3.2-py3-none-any.whl#sha256=eab2addcc3f942b615721a65787436ce00169d7299f81ecc3b18089821c3e9de (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.3.2
    Found link https://files.pythonhosted.org/packages/46/93/0f7d45d4bf5986690d41c1b600a007e4dd9098531cf76681f8579f077598/cc-core-5.3.3.tar.gz#sha256=438f1d124cfda7d618fb173883ad8bde0c5b60e145d1f2b74cc98133ad3e2806 (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.3.3
    Found link https://files.pythonhosted.org/packages/88/e3/afba0088a6e5aba3be7f006ad6eb213aa4ea1389b17902dc81baf731ae66/cc_core-5.3.3-py3-none-any.whl#sha256=0955e56226d9a5c94e626d9bbe7376f471bdd0bb852e3d05a4fc3cbd1abf311d (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.3.3
    Found link https://files.pythonhosted.org/packages/b0/98/597a6e44d7630c045ed5a20c17dff52911de81f4e26eca6f9ba03d196d98/cc-core-5.4.0.tar.gz#sha256=fdbbed71870bab7afc3d038b3338e2d1726af63f1d1ac3692868451698717e48 (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.4.0
    Found link https://files.pythonhosted.org/packages/77/6c/8228d50082c8199060f7708b45efb63a86ac42ae212e5dc9677e3dc98ddc/cc_core-5.4.0-py3-none-any.whl#sha256=af1f046c985a901b8900b024d1105c8984f8e85a0502775896db22eed2d51a7e (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 5.4.0
    Found link https://files.pythonhosted.org/packages/78/49/f59ab29cc721ca1af5b3a45f40dab80fbc5bb815d85a2c1edf533b6739f1/cc-core-6.0.0.tar.gz#sha256=5ce3b116ea4e4a795f7d1e9eadf641fdc5d5f50a9d896f6c76b4aa99bb966862 (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 6.0.0
    Found link https://files.pythonhosted.org/packages/77/cc/15f4addedba45dd78e0e61b56150ac903a60b365b881b58cb10d4b62d33a/cc_core-6.0.0-py3-none-any.whl#sha256=4d4d55f0d579484b1f5fec7f412743d2a161dd4cb645e9915955497f5f13f07f (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 6.0.0
    Found link https://files.pythonhosted.org/packages/cb/24/f7bd35060779d9a0070d22db2ffbe267ea8413e5450db017a8493ea23a5b/cc-core-6.1.0.tar.gz#sha256=af6bd7bf295af025f423f48a5803105d88aa1863b780b173edc234fcc14893e2 (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 6.1.0
    Found link https://files.pythonhosted.org/packages/47/50/ae7d908349f2ed72db938ed88f3626d51ae309fc8ca02a3e17be661f8b0c/cc_core-6.1.0-py3-none-any.whl#sha256=282cd59b24745e789ff5d5a2badb1fa64d9b84324d1e68dee75911dbb818444b (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 6.1.0
    Found link https://files.pythonhosted.org/packages/72/fa/291b8d88cf40f693f128e8cad69db953f44929cc2aa4793e25bd5ddd86d0/cc-core-6.1.1.tar.gz#sha256=1cfb2aca734124ed2cc9336337b36709cca32b0e4d356d0b8394772978ba9012 (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 6.1.1
    Found link https://files.pythonhosted.org/packages/e3/14/26e6236366eee0c4f2886b8a258b641118988426e24e12f8cfaa626e5f4b/cc_core-6.1.1-py3-none-any.whl#sha256=077eddccb9dd70cd2387789517831319da80b23ba7ace704547a983d23db14cc (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 6.1.1
    Found link https://files.pythonhosted.org/packages/03/69/47f26bc39fc8ca3657ba2a4c7310d0c721b840315bed07186dc1195291cd/cc-core-6.1.2.tar.gz#sha256=02520938cae6617e0edd60cfeec017efb845a1d47df409cbf48b83e59121eadb (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 6.1.2
    Found link https://files.pythonhosted.org/packages/2f/1e/206d19cfc0de9164a0572b9917b8daf4b834924ab16463cbeb60848ce4bb/cc_core-6.1.2-py3-none-any.whl#sha256=faa638df7b839e91182d26bf7d04804339a2122e497047173bcdaf462bd9d9ab (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0), version: 6.1.2
  Using version 6.1.2 (newest of versions: 6.1.2)
  Created temporary directory: /tmp/pip-unpack-kxqhwy_8
  Downloading https://files.pythonhosted.org/packages/2f/1e/206d19cfc0de9164a0572b9917b8daf4b834924ab16463cbeb60848ce4bb/cc_core-6.1.2-py3-none-any.whl (155kB)
  Downloading from URL https://files.pythonhosted.org/packages/2f/1e/206d19cfc0de9164a0572b9917b8daf4b834924ab16463cbeb60848ce4bb/cc_core-6.1.2-py3-none-any.whl#sha256=faa638df7b839e91182d26bf7d04804339a2122e497047173bcdaf462bd9d9ab (from https://pypi.org/simple/cc-core/) (requires-python:>=3.4,<4.0)
  Saved /tmp/tmp1kbf4_0o/cc_core-6.1.2-py3-none-any.whl
  Added cc-core==6.1.2 from https://files.pythonhosted.org/packages/2f/1e/206d19cfc0de9164a0572b9917b8daf4b834924ab16463cbeb60848ce4bb/cc_core-6.1.2-py3-none-any.whl#sha256=faa638df7b839e91182d26bf7d04804339a2122e497047173bcdaf462bd9d9ab to build tracker '/tmp/pip-req-tracker-ge5sx1u9'
  Removed cc-core==6.1.2 from https://files.pythonhosted.org/packages/2f/1e/206d19cfc0de9164a0572b9917b8daf4b834924ab16463cbeb60848ce4bb/cc_core-6.1.2-py3-none-any.whl#sha256=faa638df7b839e91182d26bf7d04804339a2122e497047173bcdaf462bd9d9ab from build tracker '/tmp/pip-req-tracker-ge5sx1u9'
Skipping cc-core, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-s7uwfr2r/cc-core
Removed build tracker '/tmp/pip-req-tracker-ge5sx1u9'