Test reborrow
Source location: tests/borrowck.rs:3764
fn reborrow<'a>(a: &'a mut u8) -> &'a mut u8 {
exists<'r0, 'r1, 'r2, 'r3> {
let b: &'r1 mut u8 = &'r0 mut *a;
return b;
let c: &'r3 mut u8 = &'r2 mut *a;
return c;
}
}
Rules proved (72)
Premises failed (0)
This test records no negative coverage.
Proof trees
Proof tree
check_all_crates (check all prefixes)mod.rs:55args
for_allmod.rs:42for_allmod.rs:52args
check_crate (check crate)mod.rs:76args
for_allmod.rs:61for_allmod.rs:73args
check_crate_item (trait)mod.rs:189args
check_trait (check trait)traits.rs:25args
scopetraits.rs:9prove_predicate_list (none)prove_predicate_list.rs:21args
for_allmod.rs:73args
check_crate_item (trait impl)mod.rs:196args
check_trait_impl (check_trait_impl)impls.rs:40args
scopeimpls.rs:14prove_predicate_list (none)prove_predicate_list.rs:21args
prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (positive impl)prove_predicate.rs:79args
scopeprove_predicate.rs:22prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (eq)prove_predicate.rs:116args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
check_safety_matches (safety matches)impls.rs:83args
check_drop_impl_always_applicable (not a Drop impl)impls.rs:342args
for_allmod.rs:73args
check_crate_item (trait impl)mod.rs:196args
check_trait_impl (check_trait_impl)impls.rs:40args
scopeimpls.rs:14prove_predicate_list (none)prove_predicate_list.rs:21args
prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (positive impl)prove_predicate.rs:79args
scopeprove_predicate.rs:22prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (eq)prove_predicate.rs:116args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
check_safety_matches (safety matches)impls.rs:83args
check_drop_impl_always_applicable (not a Drop impl)impls.rs:342args
for_allmod.rs:73args
check_crate_item (trait impl)mod.rs:196args
check_trait_impl (check_trait_impl)impls.rs:40args
scopeimpls.rs:14prove_predicate_list (none)prove_predicate_list.rs:21args
prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (positive impl)prove_predicate.rs:79args
scopeprove_predicate.rs:22prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (eq)prove_predicate.rs:116args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
check_safety_matches (safety matches)impls.rs:83args
check_drop_impl_always_applicable (not a Drop impl)impls.rs:342args
for_allmod.rs:73args
check_crate_item (trait impl)mod.rs:196args
check_trait_impl (check_trait_impl)impls.rs:40args
scopeimpls.rs:14prove_predicate_list (none)prove_predicate_list.rs:21args
prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (positive impl)prove_predicate.rs:79args
scopeprove_predicate.rs:22prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (eq)prove_predicate.rs:116args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
check_safety_matches (safety matches)impls.rs:83args
check_drop_impl_always_applicable (not a Drop impl)impls.rs:342args
for_allmod.rs:73args
check_crate_item (trait impl)mod.rs:196args
check_trait_impl (check_trait_impl)impls.rs:40args
scopeimpls.rs:14prove_predicate_list (none)prove_predicate_list.rs:21args
prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (positive impl)prove_predicate.rs:79args
scopeprove_predicate.rs:22prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (eq)prove_predicate.rs:116args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
check_safety_matches (safety matches)impls.rs:83args
check_drop_impl_always_applicable (not a Drop impl)impls.rs:342args
for_allmod.rs:73args
check_crate_item (trait impl)mod.rs:196args
check_trait_impl (check_trait_impl)impls.rs:40args
scopeimpls.rs:14prove_predicate_list (none)prove_predicate_list.rs:21args
prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (positive impl)prove_predicate.rs:79args
scopeprove_predicate.rs:22prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (eq)prove_predicate.rs:116args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
check_safety_matches (safety matches)impls.rs:83args
check_drop_impl_always_applicable (not a Drop impl)impls.rs:342args
for_allmod.rs:73args
check_crate_item (trait impl)mod.rs:196args
check_trait_impl (check_trait_impl)impls.rs:40args
scopeimpls.rs:14prove_predicate_list (none)prove_predicate_list.rs:21args
prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (positive impl)prove_predicate.rs:79args
scopeprove_predicate.rs:22prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (eq)prove_predicate.rs:116args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
check_safety_matches (safety matches)impls.rs:83args
check_drop_impl_always_applicable (not a Drop impl)impls.rs:342args
for_allmod.rs:73args
check_crate_item (trait impl)mod.rs:196args
check_trait_impl (check_trait_impl)impls.rs:40args
scopeimpls.rs:14prove_predicate_list (none)prove_predicate_list.rs:21args
prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (positive impl)prove_predicate.rs:79args
scopeprove_predicate.rs:22prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (eq)prove_predicate.rs:116args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
check_safety_matches (safety matches)impls.rs:83args
check_drop_impl_always_applicable (not a Drop impl)impls.rs:342args
for_allmod.rs:73args
check_crate_item (trait impl)mod.rs:196args
check_trait_impl (check_trait_impl)impls.rs:40args
scopeimpls.rs:14prove_predicate_list (none)prove_predicate_list.rs:21args
prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (positive impl)prove_predicate.rs:79args
scopeprove_predicate.rs:22prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (eq)prove_predicate.rs:116args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
prove_after (prove_after)prove_after.rs:20args
prove_predicate_list (none)prove_predicate_list.rs:21args
check_safety_matches (safety matches)impls.rs:83args
check_drop_impl_always_applicable (not a Drop impl)impls.rs:342args
for_allmod.rs:73args
check_crate_item (trait impl)mod.rs:196args
check_trait_impl (check_trait_impl)impls.rs:40args
scopeimpls.rs:14prove_predicate_list (none)prove_predicate_list.rs:21args
prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (positive impl)prove_predicate.rs:79args
scopeprove_predicate.rs:22prove_predicate_list (some)prove_predicate_list.rs:28args
prove_predicate (eq)prove_predicate.rs:116args