Created temporary directory: /tmp/pip-ephem-wheel-cache-0ste8b50
Created temporary directory: /tmp/pip-req-tracker-immmbxso
Created requirements tracker '/tmp/pip-req-tracker-immmbxso'
Created temporary directory: /tmp/pip-wheel-q3zcg25b
Collecting bullet-train==1.0.4
  1 location(s) to search for versions of bullet-train:
  * https://pypi.org/simple/bullet-train/
  Getting page https://pypi.org/simple/bullet-train/
  Analyzing links from page https://pypi.org/simple/bullet-train/
    Found link https://files.pythonhosted.org/packages/4b/d9/263c858a3350826aad9dcea2cf8ec0934120c494ed61688e14cf6f8f3905/bullet-train-1.0.0.tar.gz#sha256=0408328ea1321de3f96b817163fd3b8f6e62962e6256dcf229a1deb324d2bd10 (from https://pypi.org/simple/bullet-train/), version: 1.0.0
    Skipping link https://files.pythonhosted.org/packages/9a/ea/9af4e03273e71ed25ff41879813726cd819c36d1c65c4c8ba33b7881a654/bullet_train-1.0.0-py2-none-any.whl#sha256=e0a6106f53afadbbf4f04d8cf6424be7e791c783d76e6be626e61061e8d3bf16 (from https://pypi.org/simple/bullet-train/); it is not compatible with this Python
    Found link https://files.pythonhosted.org/packages/4d/31/9258abe8fc1d91f6f51f60c1addd64ac657fe9c4d86405436d5fb1fa0456/bullet_train-1.0.0-py3-none-any.whl#sha256=38e99340d3467392c1d367a86aee2f0b3d7d9b5e3252db54357a217e283b262d (from https://pypi.org/simple/bullet-train/), version: 1.0.0
    Found link https://files.pythonhosted.org/packages/6d/db/df659ee3fc937d6620971993d049fae7e3e4eae6b364432b13ca2871256f/bullet-train-1.0.1.tar.gz#sha256=a3e89af73c64f3521c68e4fce7d0e263576126f6214945b64a90f7d35d9e11cb (from https://pypi.org/simple/bullet-train/), version: 1.0.1
    Skipping link https://files.pythonhosted.org/packages/eb/e4/8b196692cf7f2b4440efd4668d001c2b3191d8ecc3830b85cb319671de4b/bullet_train-1.0.1-py2-none-any.whl#sha256=ac07ead73591de9e9567fec9cfc6e38a2405059285a5ac95de8a7993371df487 (from https://pypi.org/simple/bullet-train/); it is not compatible with this Python
    Found link https://files.pythonhosted.org/packages/d5/6a/bc09c87338aa02b9bf72c1b71db4a14b0d9b03d97dbcb47406d8af563246/bullet_train-1.0.1-py3-none-any.whl#sha256=38f14c9d52cc2275a794b29a8931e3788dff8ada5d9993367360fb918aa7531b (from https://pypi.org/simple/bullet-train/), version: 1.0.1
    Found link https://files.pythonhosted.org/packages/bc/b8/9b1e056400a271383a7f2747f51acc9f2b885af2853f7ea490259befc8d6/bullet-train-1.0.2.tar.gz#sha256=ccf1981ccb3f5a446c5d7cd1124c021794c5e02de01ff4f36ce8ccb958570152 (from https://pypi.org/simple/bullet-train/), version: 1.0.2
    Skipping link https://files.pythonhosted.org/packages/ba/cd/e304db72dad44665c88a20a72ce839836697dad9370eb2556e0f7a1935ad/bullet_train-1.0.2-py2-none-any.whl#sha256=819927067b8205bd30783ab62c8c74ad57f9fff5117a37e2a0fc07fb9940ba98 (from https://pypi.org/simple/bullet-train/); it is not compatible with this Python
    Found link https://files.pythonhosted.org/packages/d6/a1/767c7d76eeac0575f536db7d1bf5e6a5c826b09e26b1e268fb71fa76d000/bullet_train-1.0.2-py3-none-any.whl#sha256=a0b721ed3a29db0903299583334672ba99553dc841ff8e5cabb90529369fc02b (from https://pypi.org/simple/bullet-train/), version: 1.0.2
    Found link https://files.pythonhosted.org/packages/01/6d/ca74ee7df923755323af68e580eebf6febff1c1cdb10a99f1507d3835ded/bullet-train-1.0.4.tar.gz#sha256=7b588a8d7b29675f1a14287f2db1fd3765e8cd75158a2f81b2444884a5801ec3 (from https://pypi.org/simple/bullet-train/), version: 1.0.4
    Skipping link https://files.pythonhosted.org/packages/90/aa/37a82d79c3cea716372ee8431c765d572d548392b47cd0ca8b5cde0d4117/bullet_train-1.0.4-py2-none-any.whl#sha256=82ffee1edf0790b35eba3f0e145a6afc562d4d40840e5c2f70c29d5367f4ebc8 (from https://pypi.org/simple/bullet-train/); it is not compatible with this Python
    Found link https://files.pythonhosted.org/packages/f4/2a/e7049e8834952a5f17e953a45be91ffd5eeb890894bf33a79f40854b3f28/bullet_train-1.0.4-py3-none-any.whl#sha256=5e449189ce3f44517013df013f3fd67277db517804d493d73ffe561aba76906c (from https://pypi.org/simple/bullet-train/), version: 1.0.4
  Using version 1.0.4 (newest of versions: 1.0.4)
  Created temporary directory: /tmp/pip-unpack-zyt28084
  Downloading https://files.pythonhosted.org/packages/f4/2a/e7049e8834952a5f17e953a45be91ffd5eeb890894bf33a79f40854b3f28/bullet_train-1.0.4-py3-none-any.whl
  Downloading from URL https://files.pythonhosted.org/packages/f4/2a/e7049e8834952a5f17e953a45be91ffd5eeb890894bf33a79f40854b3f28/bullet_train-1.0.4-py3-none-any.whl#sha256=5e449189ce3f44517013df013f3fd67277db517804d493d73ffe561aba76906c (from https://pypi.org/simple/bullet-train/)
  Saved /tmp/tmprd2u03s4/bullet_train-1.0.4-py3-none-any.whl
  Added bullet-train==1.0.4 from https://files.pythonhosted.org/packages/f4/2a/e7049e8834952a5f17e953a45be91ffd5eeb890894bf33a79f40854b3f28/bullet_train-1.0.4-py3-none-any.whl#sha256=5e449189ce3f44517013df013f3fd67277db517804d493d73ffe561aba76906c to build tracker '/tmp/pip-req-tracker-immmbxso'
  Removed bullet-train==1.0.4 from https://files.pythonhosted.org/packages/f4/2a/e7049e8834952a5f17e953a45be91ffd5eeb890894bf33a79f40854b3f28/bullet_train-1.0.4-py3-none-any.whl#sha256=5e449189ce3f44517013df013f3fd67277db517804d493d73ffe561aba76906c from build tracker '/tmp/pip-req-tracker-immmbxso'
Skipping bullet-train, due to already being wheel.
Cleaning up...
  Removing source in /tmp/pip-wheel-q3zcg25b/bullet-train
Removed build tracker '/tmp/pip-req-tracker-immmbxso'