Rollup of 5 pull requests Successful merges: - #98496 (make `compare_const_impl` a query and use it in `instance.rs`) - #102680 (Fix overconstrained Send impls in btree internals) - #102718 (Fix `opaque_hidden_inferred_bound` lint ICE) - #102725 (Remove `-Ztime`) - #102736 (Migrate search input color to CSS variable) Failed merges: r? `@ghost` `@rustbot` modify labels: rollup