error[E0658]: attributes on expressions are experimental --> $DIR/capture-analysis-3.rs:19:13 | LL | let c = #[rustc_capture_analysis] | ^^^^^^^^^^^^^^^^^^^^^^^^^ | = note: see issue #15701 for more information = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date error: First Pass analysis includes: --> $DIR/capture-analysis-3.rs:23:5 | LL | / || { LL | | LL | | LL | | let _x = a.b.c; ... | LL | | LL | | }; | |_____^ | note: Capturing a[(0, 0),(0, 0)] -> ByValue --> $DIR/capture-analysis-3.rs:26:18 | LL | let _x = a.b.c; | ^^^^^ note: Capturing a[(0, 0)] -> ImmBorrow --> $DIR/capture-analysis-3.rs:29:26 | LL | println!("{:?}", a.b); | ^^^ error: Min Capture analysis includes: --> $DIR/capture-analysis-3.rs:23:5 | LL | / || { LL | | LL | | LL | | let _x = a.b.c; ... | LL | | LL | | }; | |_____^ | note: Min Capture a[(0, 0)] -> ByValue --> $DIR/capture-analysis-3.rs:26:18 | LL | let _x = a.b.c; | ^^^^^ a[(0, 0)] captured as ByValue here ... LL | println!("{:?}", a.b); | ^^^ a[(0, 0)] used here error: aborting due to 3 previous errors For more information about this error, try `rustc --explain E0658`.