Test tests/drop.rs:250
Source location: tests/drop.rs:250
Rules proved (0)
This test records no positive coverage.
Premises failed (9)
The last column links to the premise’s page when the judgment view counts this failure against that premise. It does not when the premise is read as infallible, or when the failure was blamed inside a multi-line premise that carries no record on its own first line.
| Judgment | Rule | Premise | All tests of this premise |
|---|---|---|---|
| check_drop_impl_always_applicable | Drop impl is always applicable | scope(enter_universally(Env::default(), &with_va… (line 354, blamed at line 360) | not counted by the judgment view |
| check_all_crates | check all prefixes | for_all(i in 0..crates.len()) (let program = cra… (line 52, blamed at line 54) | not counted by the judgment view |
| check_crate | check crate | for_all(item in &c.items) (check_crate_item(prog… (line 73, blamed at line 74) | not counted by the judgment view |
| check_crate_item | trait impl | check_drop_impl_always_applicable(program, v, cr… (line 195) | 5 tests |
| prove_after | prove_after | prove(decls, c1.env(), assumptions, goal) => c2 (line 19) | 21 tests |
| prove_predicate | assumption | prove_via(decls, env, assumptions, a, goal) => c (line 48) | 34 tests |
| prove_predicate | positive impl | scope(enter_existentially_with_constraints(env, … (line 60, blamed at line 72) | not counted by the judgment view |
| prove_predicate | trait implied bound | ti in decls.trait_invariants() (line 106) | 19 tests |
| prove_predicate_list | some | prove_predicate(decls, env, assumptions, wc0) =>… (line 26) | 67 tests |
Proof trees
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 "trait impl"mod.rs:195check_drop_impl_always_applicable failedimpls.rs:330rule "Drop impl is always applicable"impls.rs:360prove 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 "positive impl"prove_predicate.rs:72prove_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 "assumption"prove_predicate.rs:48prove_via failedprove_via.rs:9args
rule "trait implied bound"prove_predicate.rs:106 (failed: empty_collection)
rule "trait implied bound"prove_predicate.rs:106 (failed: empty_collection)