PIP cannot upgrade package

[Klemek]

I'm using PIP to install a package and it works well unless I add the --upgrade tag. It seems PIP cannot uninstall the previous version of the package.

Here is the almost full log :

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/data/user/0/org.qpython.qpy/files/bin/pip run on Sun Mar 11 20:42:55 2018
Downloading/unpacking youtube-dl
  Getting page https://pypi.python.org/simple/youtube_dl
  URLs to search for versions for youtube-dl:
  * https://pypi.python.org/simple/youtube_dl/
  Getting page https://pypi.python.org/simple/youtube_dl/
  Analyzing links from page https://pypi.python.org/simple/youtube-dl/
    Found link https://pypi.python.org/packages/00/5a/0177cdaf4611a1f5721c59e4425c5bac81985878db181fcd3df62b55f069/youtube_dl-2016.6.11.tar.gz#md5=de74eea108a02f37dbffdbe9273189f5 (from https://pypi.python.org/simple/youtube-dl/), version: 2016.6.11
    Found link https://pypi.python.org/packages/00/64/31aea43bedfc6fed895f16e02770823454d8d98145fd48bab5a5409d9af6/youtube_dl-2016.01.01.tar.gz#md5=c3704305506c5ac5727ea466adbf8beb (from https://pypi.python.org/simple/youtube-dl/), version: 2016.01.01
	[1368 same lines ...]
    Skipping link https://pypi.python.org/packages/ff/d2/9f759d39198d56ea7e23b05e3c06e2fe1e913927ce4719088a53075357fc/youtube_dl-2014.11.09-py2.py3-none-any.whl#md5=9548f65f4de9b176f4c03648a67a3e97 (from https://pypi.python.org/simple/youtube-dl/); unknown archive format: .whl
  Using version 2018.3.10 (newest of versions: 2018.3.10, 2018.3.3, [...], 2013.01.13, 2012.02.22)
  Downloading from URL https://pypi.python.org/packages/74/6f/6813f6354195aacaf1bcfb9cea500db21c42e6787fb8d1709ff4ba7c632d/youtube_dl-2018.3.10.tar.gz#md5=ea5c77794f1ef0b97344a0fffd689f03 (from https://pypi.python.org/simple/youtube-dl/)
  Running setup.py egg_info for package youtube-dl
    running egg_info
    creating pip-egg-info/youtube_dl.egg-info
    writing pip-egg-info/youtube_dl.egg-info/PKG-INFO
    writing top-level names to pip-egg-info/youtube_dl.egg-info/top_level.txt
    writing dependency_links to pip-egg-info/youtube_dl.egg-info/dependency_links.txt
    writing entry points to pip-egg-info/youtube_dl.egg-info/entry_points.txt
    writing manifest file 'pip-egg-info/youtube_dl.egg-info/SOURCES.txt'
    warning: manifest_maker: standard file '-c' not found
    
    reading manifest file 'pip-egg-info/youtube_dl.egg-info/SOURCES.txt'
    reading manifest template 'MANIFEST.in'
    writing manifest file 'pip-egg-info/youtube_dl.egg-info/SOURCES.txt'
Installing collected packages: youtube-dl
  Found existing installation: youtube-dl 2018.03.03
    Uninstalling youtube-dl:
      Removing file or directory /data/data/org.qpython.qpy/files/bin/youtube-dl
Exception:
Traceback (most recent call last):
  File "/data/user/0/org.qpython.qpy/files/lib/python2.7/site-packages/pip/basecommand.py", line 126, in main
    self.run(options, args)
  File "/data/user/0/org.qpython.qpy/files/lib/python2.7/site-packages/pip/commands/install.py", line 228, in run
    requirement_set.install(install_options, global_options)
  File "/data/user/0/org.qpython.qpy/files/lib/python2.7/site-packages/pip/req.py", line 1090, in install
    requirement.uninstall(auto_confirm=True)
  File "/data/user/0/org.qpython.qpy/files/lib/python2.7/site-packages/pip/req.py", line 476, in uninstall
    paths_to_remove.remove(auto_confirm)
  File "/data/user/0/org.qpython.qpy/files/lib/python2.7/site-packages/pip/req.py", line 1392, in remove
    renames(path, new_path)
  File "/data/user/0/org.qpython.qpy/files/lib/python2.7/site-packages/pip/util.py", line 248, in renames
    shutil.move(old, new)
  File "/data/user/0/org.qpython.qpy/files/lib/python27.zip/shutil.py", line 302, in move
    copy2(src, real_dst)
  File "/data/user/0/org.qpython.qpy/files/lib/python27.zip/shutil.py", line 131, in copy2
    copystat(src, dst)
  File "/data/user/0/org.qpython.qpy/files/lib/python27.zip/shutil.py", line 98, in copystat
    os.utime(dst, (st.st_atime, st.st_mtime))
OSError: [Errno 1] Operation not permitted: '/storage/emulated/0/qpython/cache/pip-RvfC7k-uninstall/data/data/org.qpython.qpy/files/bin/youtube-dl'