Auto merge of rust-lang/rust#112049 - Kobzol:pgo-omit-benchmarks, r=<try>

[do not merge] CI experiments

Various CI experiments for try/dist builds.

r? @ghost

src/bootstrap/src/utils/render_tests.rs

@@ -17,6 +17,7 @@ use crate::utils::exec::BootstrapCommand;
 
 const TERSE_TESTS_PER_LINE: usize = 88;
 
+// WIP
 pub(crate) fn add_flags_and_try_run_tests(
     builder: &Builder<'_>,
     cmd: &mut BootstrapCommand,