Negative coverage: borrow_check_expr / place / premise borrow_check_place_expr(env, assumptions, state, place) => (place, state)
Premise at line 462. Observed failure causes: failed_judgment.
place| Line | Coverage | Source |
|---|---|---|
| 462 | 2 | (borrow_check_place_expr(env, assumptions, state, place) => (place, state)) |
| 463 | ✗ | (access_kind_for_place_use(env, assumptions, state, place) => (access_kind, state)) |
| 464 | 11 | (access_permitted(env, assumptions, state, Access::new(access_kind, place), places_live_on_exit) => state) |
| 465 | N/A | (let state = if matches!(access_kind, AccessKind::Move) { state.with_uninit(&place.to_place_expression()) } else { state.clone() }) |
| 466 | 2 | (prove_place_is_movable(env, assumptions, state, place) => state) |
| ──────── ("place") | ||
| 468 | 56 | (borrow_check_expr(env, assumptions, state, Expr::Place(place), places_live_on_exit) => (&place.ty, state)) |
2 tests failed proving this premise:
Source location: tests/mir_typeck.rs:280
fn bar() -> u32 {
let v1: u32 = foo(0 _ u32);
return v1;
}Failed proof tree
check_all_crates failedmod.rs:41rule "check all prefixes"mod.rs:53check_crate failedmod.rs:60rule "check crate"mod.rs:73check_crate_item failedmod.rs:163rule "free fn"mod.rs:191check_free_fn failedfns.rs:14rule "check free fn"fns.rs:24check_fn failedfns.rs:31rule "check fn"fns.rs:55check_fn_body failedfns.rs:62rule "expr fn body"fns.rs:90borrow_check failednll.rs:126rule "borrow_check"nll.rs:137borrow_check_block failednll.rs:144rule "basic block"nll.rs:159borrow_check_statement failednll.rs:176rule "let"nll.rs:193borrow_check_expr_has_ty failednll.rs:319rule "block"nll.rs:332borrow_check_expr failednll.rs:340rule "call"nll.rs:388borrow_check_expr failednll.rs:340rule "place"nll.rs:462borrow_check_place_expr failednll.rs:563rule "local"nll.rs:574 (failed: inapplicable)
Source location: tests/mir_typeck.rs:323
fn bar(v1: u32) -> u32 {
let v0: u32 = identity(v1);
return v0;
}Failed proof tree
check_all_crates failedmod.rs:41rule "check all prefixes"mod.rs:53check_crate failedmod.rs:60rule "check crate"mod.rs:73check_crate_item failedmod.rs:163rule "free fn"mod.rs:191check_free_fn failedfns.rs:14rule "check free fn"fns.rs:24check_fn failedfns.rs:31rule "check fn"fns.rs:55check_fn_body failedfns.rs:62rule "expr fn body"fns.rs:90borrow_check failednll.rs:126rule "borrow_check"nll.rs:137borrow_check_block failednll.rs:144rule "basic block"nll.rs:159borrow_check_statement failednll.rs:176rule "let"nll.rs:193borrow_check_expr_has_ty failednll.rs:319rule "block"nll.rs:332borrow_check_expr failednll.rs:340rule "call"nll.rs:388borrow_check_expr failednll.rs:340rule "place"nll.rs:462borrow_check_place_expr failednll.rs:563rule "local"nll.rs:574 (failed: inapplicable)