Negative coverage: borrow_check_expr / place / premise borrow_check_place_expr(env, assumptions, state, place) => (place, state)
Premise at line 502. Observed failure causes: failed_judgment.
place| Line | Coverage | Source |
|---|---|---|
| 502 | 2 | (borrow_check_place_expr(env, assumptions, state, place) => (place, state)) |
| 503 | ✗ | (access_kind_for_place_use(env, assumptions, state, place) => (access_kind, state)) |
| 504 | 11 | (access_permitted(env, assumptions, state, Access::new(access_kind, place), places_live_on_exit) => state) |
| 505 | N/A | (let state = if matches!(access_kind, AccessKind::Move) { state.with_uninit(&place.to_place_expression()) } else { state.clone() }) |
| 506 | 3 | (prove_place_is_movable(env, assumptions, state, place) => state) |
| ──────── ("place") | ||
| 508 | 88 | (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:41args
rule "check all prefixes"mod.rs:53check_crate failedmod.rs:60args
rule "check crate"mod.rs:73check_crate_item failedmod.rs:178rule "free fn"mod.rs:206check_free_fn failedfns.rs:14args
rule "check free fn"fns.rs:24check_fn failedfns.rs:31args
rule "check fn"fns.rs:55check_fn_body failedfns.rs:62args
rule "expr fn body"fns.rs:90borrow_check failednll.rs:127args
rule "borrow_check"nll.rs:138borrow_check_block failednll.rs:145rule "basic block"nll.rs:160borrow_check_statement failednll.rs:177args
rule "let"nll.rs:194borrow_check_expr_has_ty failednll.rs:351args
rule "block"nll.rs:364borrow_check_expr failednll.rs:372args
rule "call"nll.rs:420borrow_check_expr failednll.rs:372args
rule "place"nll.rs:502borrow_check_place_expr failednll.rs:603args
rule "local"nll.rs:614 (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:41args
rule "check all prefixes"mod.rs:53check_crate failedmod.rs:60args
rule "check crate"mod.rs:73check_crate_item failedmod.rs:178rule "free fn"mod.rs:206check_free_fn failedfns.rs:14args
rule "check free fn"fns.rs:24check_fn failedfns.rs:31args
rule "check fn"fns.rs:55check_fn_body failedfns.rs:62args
rule "expr fn body"fns.rs:90borrow_check failednll.rs:127args
rule "borrow_check"nll.rs:138borrow_check_block failednll.rs:145rule "basic block"nll.rs:160borrow_check_statement failednll.rs:177args
rule "let"nll.rs:194borrow_check_expr_has_ty failednll.rs:351args
rule "block"nll.rs:364borrow_check_expr failednll.rs:372args
rule "call"nll.rs:420borrow_check_expr failednll.rs:372args
rule "place"nll.rs:502borrow_check_place_expr failednll.rs:603args
rule "local"nll.rs:614 (failed: inapplicable)