Negative coverage: borrow_check_statement / let-no-init / premise prove_ty_is_wf(env, assumptions, state, ty) => state
Premise at line 203. Observed failure causes: failed_judgment.
let-no-init| Line | Coverage | Source |
|---|---|---|
| 203 | 1 | (prove_ty_is_wf(env, assumptions, state, ty) => state) |
| 204 | ✗ | (let state = state.with_local_in_scope(&env.env, label, id, ty)?) |
| 205 | N/A | (let state = state.with_uninit(&PlaceExpr::Var(id.clone()))) |
| ──────── ("let-no-init") | ||
| 207 | 6 | (borrow_check_statement(env, assumptions, state, Stmt::Let { label, id, ty, init: None }, places_live_on_exit) => (env, state)) |
1 test failed proving this premise:
Source location: tests/mir_typeck.rs:321 (all coverage from this test)
fn foo() -> () {
let s2: S2<S1>;
}Failed proof tree
check_all_crates failedmod.rs:42args
rule "check all prefixes"mod.rs:54check_crate failedmod.rs:61args
rule "check crate"mod.rs:74check_crate_item failedmod.rs:179rule "free fn"mod.rs:207check_free_fn failedfns.rs:14args
rule "check free fn"fns.rs:24check_fn failedfns.rs:31args
rule "check fn"fns.rs:54check_fn_body failedfns.rs:61args
rule "expr fn body"fns.rs:89borrow_check failednll.rs:124args
rule "borrow_check"nll.rs:135borrow_check_block failednll.rs:142rule "basic block"nll.rs:157borrow_check_statement failednll.rs:174args
rule "let-no-init"nll.rs:203prove failedfunction.rs:250args
rulefunction.rs:250prove_predicate_list failedprove_predicate_list.rs:8args
rule "some"prove_predicate_list.rs:26prove_predicate failedprove_predicate.rs:22args
rule "parameter well formed"prove_predicate.rs:149prove_wf failedprove_wf.rs:11args
rule "ADT"prove_wf.rs:64prove_after failedprove_after.rs:8args
rule "prove_after"prove_after.rs:19prove failedprove_after.rs:19args
ruleprove_after.rs:19prove_predicate_list failedprove_predicate_list.rs:8args
rule "some"prove_predicate_list.rs:26prove_predicate failedprove_predicate.rs:22args
rule "trait implied bound"prove_predicate.rs:106 (failed: empty_collection)