not working with google colab

[navidasj96]

i run the installation but it wont generate the .so file and wont recognize polyiou in the code.
this is the final result of runnig the installation code (python setup.py build_ext --inplace) :

running build_ext
building '_polyiou' extension
creating build
creating build/temp.linux-x86_64-3.7
x86_64-linux-gnu-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fdebug-prefix-map=/build/python3.7-pX47U3/python3.7-3.7.12=. -fstack-protector-strong -Wformat -Werror=format-security -g -fdebug-prefix-map=/build/python3.7-pX47U3/python3.7-3.7.12=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/python3.7m -c polyiou_wrap.cxx -o build/temp.linux-x86_64-3.7/polyiou_wrap.o
x86_64-linux-gnu-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fdebug-prefix-map=/build/python3.7-pX47U3/python3.7-3.7.12=. -fstack-protector-strong -Wformat -Werror=format-security -g -fdebug-prefix-map=/build/python3.7-pX47U3/python3.7-3.7.12=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -I/usr/include/python3.7m -c polyiou.cpp -o build/temp.linux-x86_64-3.7/polyiou.o
polyiou.cpp: In function ‘double intersectArea(Point, Point, Point, Point)’:
polyiou.cpp:88:5: warning: this ‘if’ clause does not guard... [-Wmisleading-indentation]
if(s1s2==-1) res=-res;return res;
^~
polyiou.cpp:88:28: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘if’
if(s1s2==-1) res=-res;return res;
^~~~~~
x86_64-linux-gnu-g++ -pthread -shared -Wl,-O1 -Wl,-Bsymbolic-functions -Wl,-Bsymbolic-functions -Wl,-z,relro -Wl,-Bsymbolic-functions -Wl,-z,relro -g -fdebug-prefix-map=/build/python3.7-pX47U3/python3.7-3.7.12=. -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 build/temp.linux-x86_64-3.7/polyiou_wrap.o build/temp.linux-x86_64-3.7/polyiou.o -o /content/BBAVectors-Oriented-Object-Detection/datasets/DOTA_devkit/_polyiou.cpython-37m-x86_64-linux-gnu.so

tnx for your help in advance.