2018-10-29 16:27:30 -0400 python -s /private/tmp/pwntools--homebrew-virtualenv-20181029-88278-4j3uww/target/bin/virtualenv -p python /usr/local/Cellar/pwntools/3.12.1/libexec New python executable in /usr/local/Cellar/pwntools/3.12.1/libexec/bin/python2.7 Also creating executable in /usr/local/Cellar/pwntools/3.12.1/libexec/bin/python Installing setuptools, pip, wheel...done. Running virtualenv with interpreter /usr/local/opt/python@2/bin/python