Description of the bug:

in @_builtins//:common/cc/cc_proto_library.bzl%_cc_proto_aspect aspect on proto_library rule @bazel//src/main/protobuf:execution_statistics_proto: 
Traceback (most recent call last):
	File "/virtual_builtins_bzl/common/cc/cc_proto_library.bzl", line 99, column 48, in _aspect_impl
	File "/virtual_builtins_bzl/common/cc/cc_helper.bzl", line 191, column 17, in _find_cpp_toolchain
Error in fail: In order to use find_cpp_toolchain, you must include the '//tools/cpp:toolchain_type' in the toolchains argument to your rule.

What's the simplest, easiest way to reproduce this bug? Please provide a minimal example if possible.

No response

Which operating system are you running Bazel on?

Linux, macOS

What is the output of bazel info release?

6.0.0rc1

If bazel info release returns development version or (@non-git), tell us how you built Bazel.

No response

What's the output of git remote get-url origin; git rev-parse master; git rev-parse HEAD ?

No response

Have you found anything relevant by searching the web?

No response

Any other information, logs, or outputs that you want to share?

Relevant commits: c8b7ed3