Created temporary directory: /tmp/pip-ephem-wheel-cache-p8hjl5yn
Created temporary directory: /tmp/pip-req-tracker-z6_f1kla
Created requirements tracker '/tmp/pip-req-tracker-z6_f1kla'
Created temporary directory: /tmp/pip-wheel-zimmdp_w
Looking in indexes: https://pypi.python.org/simple
Collecting powerlaw==1.4.5
  1 location(s) to search for versions of powerlaw:
  * https://pypi.python.org/simple/powerlaw/
  Getting page https://pypi.python.org/simple/powerlaw/
  Analyzing links from page https://pypi.org/simple/powerlaw/
    Skipping link https://files.pythonhosted.org/packages/6f/ad/5ca4522db33047830cdce48d44fb06f29f43515fdbea566432808a14f21f/powerlaw-.1.linux-x86_64.exe#sha256=4337b1f036536286d8a453f129a383f80d0cfe3c4e864ce5c1065160d31b0815 (from https://pypi.org/simple/powerlaw/); unsupported archive format: .exe
    Found link https://files.pythonhosted.org/packages/49/61/c797bfff452c447adf1d22ff27510e2a5ff4dea21f998222d2415efa026f/powerlaw-.1.tar.gz#sha256=3de8ee324909e2ebece95a7348fa8f5824abc8b96405e7c84f13fcb9575251c2 (from https://pypi.org/simple/powerlaw/), version: .1
    Skipping link https://files.pythonhosted.org/packages/47/0b/99aca99ae977c9d696b911c436a196253fa97c33affe64f493f72f4ebf7e/powerlaw-1.0.linux-x86_64.exe#sha256=7747d44761d8e67ab60bdd1889216bc935d26b6669558f16e4f3cee842ed010f (from https://pypi.org/simple/powerlaw/); unsupported archive format: .exe
    Found link https://files.pythonhosted.org/packages/d3/e2/6ae7ab64d8d18c306709d474a4caae313ff957dc11157c417165e8c83ba4/powerlaw-1.0.tar.gz#sha256=8d55f9dbcc092d39558ddf39a820c410c925af1e86245850729e2ce7339fe97f (from https://pypi.org/simple/powerlaw/), version: 1.0
    Skipping link https://files.pythonhosted.org/packages/ac/e5/fd447aef3b1a0ec38b24c4ea994212fed3eb43f7897db48b9c204c781b50/powerlaw-1.1.linux-x86_64.exe#sha256=a45cb43d0071edd115dbf4d0677e4fed566ff67c4adb67519081c4583985f5ac (from https://pypi.org/simple/powerlaw/); unsupported archive format: .exe
    Found link https://files.pythonhosted.org/packages/ae/80/bc96ba1fecd2f4527c0c89bad88c43b006f8cd0f261e540839f9a0889eb5/powerlaw-1.1.tar.gz#sha256=d2184b7c8900775ce351770b1928c2949f0bc3d7057c1b7a190c1237385442e8 (from https://pypi.org/simple/powerlaw/), version: 1.1
    Skipping link https://files.pythonhosted.org/packages/b1/38/77231ab4944c2cc66d874a621457a5991c240fc595634881c5fb19f57c65/powerlaw-1.1.1.linux-x86_64.exe#sha256=abef4d82974a24978c2402e105b8f1f764f0b004b274d6b53f9b045047b77bb5 (from https://pypi.org/simple/powerlaw/); unsupported archive format: .exe
    Found link https://files.pythonhosted.org/packages/83/f0/17591004d021236e1eda68d2bd15689bd259179d9ab3445c2a31bf507f6d/powerlaw-1.1.1.tar.gz#sha256=84fe1aa1af672614c5e65c802e7ccc079bb391170160bd5f9c6e834641d0869e (from https://pypi.org/simple/powerlaw/), version: 1.1.1
    Skipping link https://files.pythonhosted.org/packages/72/d2/207deb0c997229fbef342dbf66a88444f51f731568ba3b898eb0aa1991e6/powerlaw-1.2.linux-x86_64.exe#sha256=1be6177187d94b3d35fe393eaeb7d1b734299ccd0dfb9e1142d0855f1b710c93 (from https://pypi.org/simple/powerlaw/); unsupported archive format: .exe
    Found link https://files.pythonhosted.org/packages/a6/1c/be522bfae131385ce34cf952a4a5dfff5b32584ddcdc9b6ccbcb14f598ef/powerlaw-1.2.tar.gz#sha256=e6ef9794b4bf565d6460fb8f9079ed5cd21ea096eb60e8b034af4b9e9a04da0f (from https://pypi.org/simple/powerlaw/), version: 1.2
    Skipping link https://files.pythonhosted.org/packages/cf/44/9d02cfc4904ea9bc28a8d2306e3138fad599da9d62be36ed0111d665867e/powerlaw-1.2.1.linux-x86_64.exe#sha256=a0bbc0e09d6ecf09a950a41be616a257b4d38d393b6c828ad29f8e999f22c7bf (from https://pypi.org/simple/powerlaw/); unsupported archive format: .exe
    Found link https://files.pythonhosted.org/packages/f5/9d/0c1bc27b528204c808e64dec458791699f2f4e98311c6e4c7d14cdd1a0c9/powerlaw-1.2.1.tar.gz#sha256=deb0b6e9e15f40478c0c3cd64cc7e6110915f21b884888734a01100d77946f34 (from https://pypi.org/simple/powerlaw/), version: 1.2.1
    Skipping link https://files.pythonhosted.org/packages/39/a2/eccc8a004e26a46473375f95d7a49a52a0c32d442e529a234ade5737bc7e/powerlaw-1.3.linux-x86_64.exe#sha256=6460e5d831e44c0420be0258280c113722d31e5ca82cbf04cd36e567415fcdf9 (from https://pypi.org/simple/powerlaw/); unsupported archive format: .exe
    Found link https://files.pythonhosted.org/packages/76/13/d8cbbd5c15c6e5a1072aacfa12618966b1aa495cc371341313ae012d55c8/powerlaw-1.3.tar.gz#sha256=9ac063f87a865e3d38784d7d7669080bac930110e2081fa89a7e702e084a04b4 (from https://pypi.org/simple/powerlaw/), version: 1.3
    Skipping link https://files.pythonhosted.org/packages/a7/1d/6898e5846cf274fd28bcce1f1a7f7cba68f66be42be85223bcf9bb60e86b/powerlaw-1.3.1.macosx-10.5-x86_64.exe#sha256=0536df7a74d2fa0fc1a68e1c56fcb9f571efd7b56b09f40c3716f0c1db596047 (from https://pypi.org/simple/powerlaw/); unsupported archive format: .exe
    Found link https://files.pythonhosted.org/packages/20/09/1aec2e4145b08d8c526cd0952dea520d2315dcd69c0df9c644af858a8d95/powerlaw-1.3.1.tar.gz#sha256=7eecb559eb9ab5359b59ef57465bf6f8ed6d286d227b5dae22c41094eeaa0c3c (from https://pypi.org/simple/powerlaw/), version: 1.3.1
    Skipping link https://files.pythonhosted.org/packages/40/83/77ba25244e0eae7e2debdcc0e1014e7e700af35309faa8850cfbe4639d89/powerlaw-1.3.2.macosx-10.5-x86_64.exe#sha256=cbdd70be97a457d85234d5b5f7b3b050fb9935d54b6ca349efab0c5e9c7bdb8e (from https://pypi.org/simple/powerlaw/); unsupported archive format: .exe
    Found link https://files.pythonhosted.org/packages/ba/65/49dbba58880f7f7b352217fefbbf56ad8b2a023c7f5977980d3af251926a/powerlaw-1.3.2.tar.gz#sha256=cd616963b4fa1adfb07c84c2abebccebf2c1616631491cd34da78f80b28352bf (from https://pypi.org/simple/powerlaw/), version: 1.3.2
    Skipping link https://files.pythonhosted.org/packages/22/2b/646a43b8c17112bc2cdc2e3e5c19c4a7649f187282c0cb1e35be4fd438dd/powerlaw-1.3.4.macosx-10.5-x86_64.exe#sha256=2ee1a2a874ce9b14634d0dd80af0d4bfe46aa23312b282c239e4b9b86026a319 (from https://pypi.org/simple/powerlaw/); unsupported archive format: .exe
    Found link https://files.pythonhosted.org/packages/fa/6c/f09b970074b73589e13f616fd954fb66d5182f088ac455aa59d54830d294/powerlaw-1.3.4.tar.gz#sha256=f027defe034fb0742cd5e446625f1736388fe1ffbeb886654697546858d052c0 (from https://pypi.org/simple/powerlaw/), version: 1.3.4
    Skipping link https://files.pythonhosted.org/packages/dc/66/36b24ffec56e7e57fee7bb44a45a9e8bdd78f09d29a462e1b9ba2a298f4b/powerlaw-1.3.5.macosx-10.5-x86_64.exe#sha256=30dea20896ae62cc3242b0fc8d0273d0de846087de683c9bc3fc9ad2fc735891 (from https://pypi.org/simple/powerlaw/); unsupported archive format: .exe
    Found link https://files.pythonhosted.org/packages/79/6b/5546bcee0314ff27af47328f6e2f463309815b693774e2d06a249933f571/powerlaw-1.3.5.tar.gz#sha256=632df690ed41886fa0d468ff59ebd85c32c8d27846f21190e0b8fd0c35fdeda6 (from https://pypi.org/simple/powerlaw/), version: 1.3.5
    Skipping link https://files.pythonhosted.org/packages/44/e1/64e572d3f811e660fc07849b2243077053e41c666430ab3a0973791b94b6/powerlaw-1.4.macosx-10.5-x86_64.exe#sha256=2a44bbc2fd943d81a9d29997e9d5eb0e8152d91b61c1dcd79861b6b07f84bb98 (from https://pypi.org/simple/powerlaw/); unsupported archive format: .exe
    Found link https://files.pythonhosted.org/packages/39/25/270ed1567de91bf5e12fafc1766badda5a373f9c90c2679d6db5207d8db0/powerlaw-1.4.macosx-10.5-x86_64.tar.gz#sha256=01e3b40c94ceaa68927211a33f1f3ec6e5d7d07767649b1b99ca6328ef3d1432 (from https://pypi.org/simple/powerlaw/), version: 1.4.macosx-10.5-x86_64
    Found link https://files.pythonhosted.org/packages/53/16/ba0288540223f45a6f017bcce3525f83b34cd9496f4317dab6292c0fcc23/powerlaw-1.4.tar.gz#sha256=ef7279b86beb3bbb80e5294eb656d8c2d39cb72a3ee0f34eef0acbbf74a4f530 (from https://pypi.org/simple/powerlaw/), version: 1.4
    Skipping link https://files.pythonhosted.org/packages/ef/49/fe1a37606243a305b7de4b91382dfb2a56d860e8381be31a1c18bb1eeb5f/powerlaw-1.4.1.macosx-10.5-x86_64.exe#sha256=e0f3f41e5ae678281851c6a24597478fd20a95fdbcc43d5296ed60be02675b5c (from https://pypi.org/simple/powerlaw/); unsupported archive format: .exe
    Found link https://files.pythonhosted.org/packages/41/3a/9de289a77653ad2e1f55c79cb638b83bcb6536f431d688e964656da6a4a1/powerlaw-1.4.1.tar.gz#sha256=ddc5afd003cc0b2511210072a18d8cf55bacf47a4fb27250b75fc980f193934e (from https://pypi.org/simple/powerlaw/), version: 1.4.1
    Found link https://files.pythonhosted.org/packages/83/7e/12756bfd0a98fda04e35b25353a6870dbcd53680faca3b77ff044cc65fec/powerlaw-1.4.3.tar.gz#sha256=4e8a9f603738c9115fb057ced3039653114f70bbb2ffb42b49228e0366d61950 (from https://pypi.org/simple/powerlaw/), version: 1.4.3
    Found link https://files.pythonhosted.org/packages/9c/71/e1e1aa45675ca3eb450e279367790bd53981bc6bfdad5c52c2c35b82c6a3/powerlaw-1.4.4.tar.gz#sha256=f2c9d2831591dca1ac9f8b7b5f1bbabbd1920ac2a2f5ce68e0c2138f15681b50 (from https://pypi.org/simple/powerlaw/), version: 1.4.4
    Found link https://files.pythonhosted.org/packages/bc/ca/963ec0173bc318e65ccf4bef259e5a48fceb357895886d3cd73791f236fc/powerlaw-1.4.5-py3-none-any.whl#sha256=d12a88ff5ef90eb1f66d8a676855afdc62c9f3a698da9fdb925a400e1da55ff0 (from https://pypi.org/simple/powerlaw/), version: 1.4.5
    Found link https://files.pythonhosted.org/packages/61/37/ce8130e923b8273d8a7b7b566c98cfc138dcb8902ae1946d97eeedd2e50d/powerlaw-1.4.5.tar.gz#sha256=05740e57bca55a3829fa3b091d925e47a5464b3c6d0606cc5a74aee2df02f954 (from https://pypi.org/simple/powerlaw/), version: 1.4.5
  Using version 1.4.5 (newest of versions: 1.4.5)
  Created temporary directory: /tmp/pip-unpack-ab1vlf6a
  Downloading https://files.pythonhosted.org/packages/bc/ca/963ec0173bc318e65ccf4bef259e5a48fceb357895886d3cd73791f236fc/powerlaw-1.4.5-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/bc/ca/963ec0173bc318e65ccf4bef259e5a48fceb357895886d3cd73791f236fc/powerlaw-1.4.5-py3-none-any.whl#sha256=d12a88ff5ef90eb1f66d8a676855afdc62c9f3a698da9fdb925a400e1da55ff0 (from https://pypi.org/simple/powerlaw/)
  Saved /tmp/tmp1aoefw2x/powerlaw-1.4.5-py3-none-any.whl
  Added powerlaw==1.4.5 from https://files.pythonhosted.org/packages/bc/ca/963ec0173bc318e65ccf4bef259e5a48fceb357895886d3cd73791f236fc/powerlaw-1.4.5-py3-none-any.whl#sha256=d12a88ff5ef90eb1f66d8a676855afdc62c9f3a698da9fdb925a400e1da55ff0 to build tracker '/tmp/pip-req-tracker-z6_f1kla'
  Removed powerlaw==1.4.5 from https://files.pythonhosted.org/packages/bc/ca/963ec0173bc318e65ccf4bef259e5a48fceb357895886d3cd73791f236fc/powerlaw-1.4.5-py3-none-any.whl#sha256=d12a88ff5ef90eb1f66d8a676855afdc62c9f3a698da9fdb925a400e1da55ff0 from build tracker '/tmp/pip-req-tracker-z6_f1kla'
Skipping powerlaw, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-zimmdp_w/powerlaw
Removed build tracker '/tmp/pip-req-tracker-z6_f1kla'