* sim CI * simulator CI * scons already in Dockerfile.sim * faster * fast * testing old-commit-hash: 539426033b87e175d874973b6cdf633e8a70d0be
* sim CI * simulator CI * scons already in Dockerfile.sim * faster * fast * testing old-commit-hash: 539426033b87e175d874973b6cdf633e8a70d0be