Failed to install with ubuntu 16.04

[sysmso]

I'm unable to install pysimulators in ubuntu 16.04, with gfortran 4.8.5 :

gfortran --version
GNU Fortran (Ubuntu 4.8.5-4ubuntu2) 4.8.5
Copyright (C) 2015 Free Software Foundation, Inc.

sudo pip2 install pysimulators
[...]
compile options: '-DGFORTRAN -DPRECISION_REAL=8 -I/usr/local/lib/python2.7/dist-packages/numpy/core/include -I/usr/local/lib/python2.7/dist-packages/numpy/core/include -c'
extra options: '-Jbuild/temp.linux-x86_64-2.7 -Ibuild/temp.linux-x86_64-2.7'
gfortran:f90: src/module_precision.f90
f951: error: argument to ‘-O’ should be a non-negative integer, ‘g’, ‘s’ or ‘fast’
error: Command "/usr/bin/gfortran -Wall -g -fno-second-underscore -fPIC -cpp -fpack-derived -Ofast -march=native -openmp -DGFORTRAN -DPRECISION_REAL=8 -I/usr/local/lib/python2.7/dist-packages/numpy/core/include -I/usr/local/lib/python2.7/dist-packages/numpy/core/include -c -c src/module_precision.f90 -o build/temp.linux-x86_64-2.7/src/module_precision.o -Jbuild/temp.linux-x86_64-2.7 -Ibuild/temp.linux-x86_64-2.7" failed with exit status 1

Is someone has an idea to solve this ?
Thanks

[satorchi]

yes, please install instead my fork of pysimulators:

https://github.com/satorchi/pysimulators