This file is generated by cc_configure and contains builtin include directories that /usr/local/bin/clang-15 reported. This file is a dependency of every compilation action and changes to it will be reflected in the action cache key. When some of these paths change, Bazel will make sure to rerun the action, even though none of declared action inputs or the action commandline changes. /usr/local/lib/clang/15.0.0/include /usr/local/include /usr/include/x86_64-linux-gnu /usr/include /usr/local/lib/clang/15.0.0/share /usr/include/c++/9 /usr/include/x86_64-linux-gnu/c++/9 /usr/include/c++/9/backward /usr/local/include/x86_64-unknown-linux-gnu/c++/v1 /usr/local/include/c++/v1