Building wheels for collected packages: regex
  Running setup.py bdist_wheel for regex ... error
  Complete output from command /home/marco/anaconda3/envs/fastai_v3/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/pip-install-bp5i46cm/regex/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" bdist_wheel -d /tmp/pip-wheel-srl5aobr --python-tag cp37:
  /home/marco/anaconda3/envs/fastai_v3/lib/python3.7/site-packages/setuptools/dist.py:398: UserWarning: Normalizing '2017.04.05' to '2017.4.5'
    normalized_version,
  running bdist_wheel
  running build
  running build_py
  creating build
  creating build/lib.linux-x86_64-3.7
  copying Python3/regex.py -> build/lib.linux-x86_64-3.7
  copying Python3/_regex_core.py -> build/lib.linux-x86_64-3.7
  copying Python3/test_regex.py -> build/lib.linux-x86_64-3.7
  running build_ext
  building '_regex' extension
  creating build/temp.linux-x86_64-3.7
  creating build/temp.linux-x86_64-3.7/Python3
  gcc -pthread -B /home/marco/anaconda3/envs/fastai_v3/compiler_compat -Wl,--sysroot=/ -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes -fPIC -I/home/marco/anaconda3/envs/fastai_v3/include/python3.7m -c Python3/_regex.c -o build/temp.linux-x86_64-3.7/Python3/_regex.o
  In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include-fixed/syslimits.h:7:0,
                   from /usr/lib/gcc/x86_64-linux-gnu/7/include-fixed/limits.h:34,
                   from /home/marco/anaconda3/envs/fastai_v3/include/python3.7m/Python.h:11,
                   from Python3/_regex.c:46:
  /usr/lib/gcc/x86_64-linux-gnu/7/include-fixed/limits.h:194:15: fatal error: limits.h: Arquivo ou diretório inexistente
   #include_next <limits.h>  /* recurse down to the real one */
                 ^~~~~~~~~~
  compilation terminated.
  error: command 'gcc' failed with exit status 1

  ----------------------------------------
  Failed building wheel for regex
  Running setup.py clean for regex
Failed to build regex
twisted 18.7.0 requires PyHamcrest>=1.9.0, which is not installed.
mkl-random 1.0.1 requires cython, which is not installed.
Installing collected packages: fastai, regex
  Running setup.py develop for fastai
  Found existing installation: regex 2018.7.11
    Uninstalling regex-2018.7.11:
      Successfully uninstalled regex-2018.7.11
  Running setup.py install for regex ... error
    Complete output from command /home/marco/anaconda3/envs/fastai_v3/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/pip-install-bp5i46cm/regex/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-record-0fh082al/install-record.txt --single-version-externally-managed --compile:
    /home/marco/anaconda3/envs/fastai_v3/lib/python3.7/site-packages/setuptools/dist.py:398: UserWarning: Normalizing '2017.04.05' to '2017.4.5'
      normalized_version,
    running install
    running build
    running build_py
    creating build
    creating build/lib.linux-x86_64-3.7
    copying Python3/regex.py -> build/lib.linux-x86_64-3.7
    copying Python3/_regex_core.py -> build/lib.linux-x86_64-3.7
    copying Python3/test_regex.py -> build/lib.linux-x86_64-3.7
    running build_ext
    building '_regex' extension
    creating build/temp.linux-x86_64-3.7
    creating build/temp.linux-x86_64-3.7/Python3
    gcc -pthread -B /home/marco/anaconda3/envs/fastai_v3/compiler_compat -Wl,--sysroot=/ -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall -Wstrict-prototypes -fPIC -I/home/marco/anaconda3/envs/fastai_v3/include/python3.7m -c Python3/_regex.c -o build/temp.linux-x86_64-3.7/Python3/_regex.o
    In file included from /usr/lib/gcc/x86_64-linux-gnu/7/include-fixed/syslimits.h:7:0,
                     from /usr/lib/gcc/x86_64-linux-gnu/7/include-fixed/limits.h:34,
                     from /home/marco/anaconda3/envs/fastai_v3/include/python3.7m/Python.h:11,
                     from Python3/_regex.c:46:
    /usr/lib/gcc/x86_64-linux-gnu/7/include-fixed/limits.h:194:15: fatal error: limits.h: Arquivo ou diretório inexistente
     #include_next <limits.h>  /* recurse down to the real one */
                   ^~~~~~~~~~
    compilation terminated.
    error: command 'gcc' failed with exit status 1

    ----------------------------------------
  Rolling back uninstall of regex
Command "/home/marco/anaconda3/envs/fastai_v3/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/pip-install-bp5i46cm/regex/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-record-0fh082al/install-record.txt --single-version-externally-managed --compile" failed with error code 1 in /tmp/pip-install-bp5i46cm/regex/
You are using pip version 10.0.1, however version 18.0 is available.
You should consider upgrading via the 'pip install --upgrade pip' command.