2019-07-01T00:36:50 Created temporary directory: /tmp/pip-ephem-wheel-cache-gy7dt5nm
2019-07-01T00:36:50 Created temporary directory: /tmp/pip-req-tracker-24o5xl5z
2019-07-01T00:36:50 Created requirements tracker '/tmp/pip-req-tracker-24o5xl5z'
2019-07-01T00:36:50 Created temporary directory: /tmp/pip-wheel-htncroyh
2019-07-01T00:36:50 Collecting vistrails==2.1.5
2019-07-01T00:36:50   1 location(s) to search for versions of vistrails:
2019-07-01T00:36:50   * https://pypi.org/simple/vistrails/
2019-07-01T00:36:50   Getting page https://pypi.org/simple/vistrails/
2019-07-01T00:36:51   Analyzing links from page https://pypi.org/simple/vistrails/
2019-07-01T00:36:51     Skipping link https://files.pythonhosted.org/packages/f0/62/c67b86b76d5efc4ea549b83025ad88d627344c75d3d28b28c5797b05a9ed/vistrails-2.1.2-py2-none-any.whl#sha256=79ea5096cbf59943fef302f84b2b2d3ed0c46546ff6d47732d068f66a337d833 (from https://pypi.org/simple/vistrails/); it is not compatible with this Python
2019-07-01T00:36:51     Found link https://files.pythonhosted.org/packages/d9/ea/a5b20547c70ca5ad3d3e725dfc1f834000877159485c8a74f43fcb4f5dc5/vistrails-2.1.2.zip#sha256=d7ca7c5bd9e7dcbc7f2215152dc934e2cc975a673970dcd7be7901c601a6c1f0 (from https://pypi.org/simple/vistrails/), version: 2.1.2
2019-07-01T00:36:51     Skipping link https://files.pythonhosted.org/packages/6a/7a/6ec940a7b339ebea43503b3f3073b5ebfa2db969e2cccdc2e3baf2e89524/vistrails-2.1.4-py2-none-any.whl#sha256=90ae9415cd69e3b00decc79b5858368ad095977102152330998f64bf604676df (from https://pypi.org/simple/vistrails/); it is not compatible with this Python
2019-07-01T00:36:51     Found link https://files.pythonhosted.org/packages/61/75/f517f57e92a766e22ab4a1cf2d682acc018983eb972bb23ba70065ac9b5a/vistrails-2.1.4.tar.gz#sha256=08412f8bb70656fe524344039fb61babaf3b3c59b1dc61479ae476c43dc81038 (from https://pypi.org/simple/vistrails/), version: 2.1.4
2019-07-01T00:36:51     Skipping link https://files.pythonhosted.org/packages/f8/05/e871aa5e1d2eeb81e90575d85aa91cd8de54a9f6bc74ff362b2370ba46bd/vistrails-2.1.5.pypi1-py2-none-any.whl#sha256=a9e285d3ed59a70844f1216eec9460446587eadf3a70d18df456eb752e1b601c (from https://pypi.org/simple/vistrails/); it is not compatible with this Python
2019-07-01T00:36:51     Found link https://files.pythonhosted.org/packages/d0/4a/9a7f7982ef7a8a151aedf4636122d9cafbe11e1d29381c433ef8adac59ea/vistrails-2.1.5.pypi1.tar.gz#sha256=f2a92d07069c363f9f57a6160ef1be55d81f60fe7928f6cca454fc40e1c9c9aa (from https://pypi.org/simple/vistrails/), version: 2.1.5.pypi1
2019-07-01T00:36:51     Skipping link https://files.pythonhosted.org/packages/30/fd/776d357602c7857efc2099e02fa78d28bf87c565ab8f6292a4813f4ef7cf/vistrails-2.2-py2-none-any.whl#sha256=b60d7d4d56491c0e3c6b80f2fd5bf2d5fef33e15981ececddf6c9686c80b88c7 (from https://pypi.org/simple/vistrails/); it is not compatible with this Python
2019-07-01T00:36:51     Found link https://files.pythonhosted.org/packages/38/46/2b04aa451c7ecd2bc6d150d9df3a8ef1e214ef78aa4a559f2dea64ca3600/vistrails-2.2.tar.gz#sha256=5ba9eab99fcb024a0558c0d4f0f86c3c11dcc97977b8e03615ba406e55072cd9 (from https://pypi.org/simple/vistrails/), version: 2.2
2019-07-01T00:36:51     Skipping link https://files.pythonhosted.org/packages/a1/4c/f09fc1a8121f4e162e4037f1d3d9580531a3306a331d780650cdeb31c524/vistrails-2.2.2-py2-none-any.whl#sha256=03e0d00293c4451d6657ca2a821d4984c80fb5bf97c751de8562128ade05d980 (from https://pypi.org/simple/vistrails/); it is not compatible with this Python
2019-07-01T00:36:51     Found link https://files.pythonhosted.org/packages/c6/12/f7e7878e0d02d554fb44d29609bce086227c61b326cb2282532617bc897f/vistrails-2.2.2.tar.gz#sha256=1de9af1310e46e9ce4881deceec84c777d7e3202ce5ebd4e12ec1aaea4810785 (from https://pypi.org/simple/vistrails/), version: 2.2.2
2019-07-01T00:36:51     Skipping link https://files.pythonhosted.org/packages/02/0e/cc42b2cc52a066516d2aa40eeb9702043b90404feafc9633887cc839ac98/vistrails-2.2.3-py2-none-any.whl#sha256=0ff816bb278c7d1833c93fbaf730bf57c849b6f94f9151c6bd37cc4e3341eaf8 (from https://pypi.org/simple/vistrails/); it is not compatible with this Python
2019-07-01T00:36:51     Found link https://files.pythonhosted.org/packages/a3/f8/8f413551b566070cab46edd85b7f0d76747311c2399ac8e3c87c28fba869/vistrails-2.2.3.tar.gz#sha256=05a0a076a2bf8aad4eb5c80a010268f1f1f171fcedc11f13c5b030469315c765 (from https://pypi.org/simple/vistrails/), version: 2.2.3
2019-07-01T00:36:51     Skipping link https://files.pythonhosted.org/packages/96/28/0c6adf8cda03934d1e60fbbbbdf932236b2a469c2a773fe46342fd982740/vistrails-2.2.4-py2-none-any.whl#sha256=d3498a2761e54868b05b3db759adcdb4d7a271303c10ccf7d995f5ee89669238 (from https://pypi.org/simple/vistrails/); it is not compatible with this Python
2019-07-01T00:36:51     Found link https://files.pythonhosted.org/packages/97/b1/54f8662fae2cdadefbfd120be71c63c0a5a7b57029b2569e6e97c60c0d13/vistrails-2.2.4.tar.gz#sha256=48287798581a0a64364c6fb3f97ab022b140e7facbdb0a7f5defe27c2e6e2250 (from https://pypi.org/simple/vistrails/), version: 2.2.4
2019-07-01T00:36:51   ERROR: Could not find a version that satisfies the requirement vistrails==2.1.5 (from versions: 2.1.5.pypi1, 2.1.2, 2.1.4, 2.2, 2.2.2, 2.2.3, 2.2.4)
2019-07-01T00:36:51 Cleaning up...
2019-07-01T00:36:51 Removed build tracker '/tmp/pip-req-tracker-24o5xl5z'
2019-07-01T00:36:51 ERROR: No matching distribution found for vistrails==2.1.5
2019-07-01T00:36:51 Exception information:
2019-07-01T00:36:51 Traceback (most recent call last):
2019-07-01T00:36:51   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/cli/base_command.py", line 178, in main
2019-07-01T00:36:51     status = self.run(options, args)
2019-07-01T00:36:51   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/commands/wheel.py", line 164, in run
2019-07-01T00:36:51     resolver.resolve(requirement_set)
2019-07-01T00:36:51   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 131, in resolve
2019-07-01T00:36:51     self._resolve_one(requirement_set, req)
2019-07-01T00:36:51   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 294, in _resolve_one
2019-07-01T00:36:51     abstract_dist = self._get_abstract_dist_for(req_to_install)
2019-07-01T00:36:51   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/resolve.py", line 242, in _get_abstract_dist_for
2019-07-01T00:36:51     self.require_hashes
2019-07-01T00:36:51   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/operations/prepare.py", line 282, in prepare_linked_requirement
2019-07-01T00:36:51     req.populate_link(finder, upgrade_allowed, require_hashes)
2019-07-01T00:36:51   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/req/req_install.py", line 198, in populate_link
2019-07-01T00:36:51     self.link = finder.find_requirement(self, upgrade)
2019-07-01T00:36:51   File "/usr/local/lib/python3.7/dist-packages/pip/_internal/index.py", line 792, in find_requirement
2019-07-01T00:36:51     'No matching distribution found for %s' % req
2019-07-01T00:36:51 pip._internal.exceptions.DistributionNotFound: No matching distribution found for vistrails==2.1.5