warning: cannot borrow `v` as mutable because it is also borrowed as immutable
  --> $DIR/two-phase-reservation-sharing-interference-future-compat-lint.rs:24:9
   |
LL |         let shared = &v;
   |                      -- immutable borrow occurs here
LL | 
LL |         v.push(shared.len());
   |         ^      ------ immutable borrow later used here
   |         |
   |         mutable borrow occurs here
   |
note: lint level defined here
  --> $DIR/two-phase-reservation-sharing-interference-future-compat-lint.rs:18:13
   |
LL |     #![warn(mutable_borrow_reservation_conflict)]
   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
   = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>

error: cannot borrow `v` as mutable because it is also borrowed as immutable
  --> $DIR/two-phase-reservation-sharing-interference-future-compat-lint.rs:37:9
   |
LL |         let shared = &v;
   |                      -- immutable borrow occurs here
LL | 
LL |         v.push(shared.len());
   |         ^      ------ immutable borrow later used here
   |         |
   |         mutable borrow occurs here
   |
note: lint level defined here
  --> $DIR/two-phase-reservation-sharing-interference-future-compat-lint.rs:31:13
   |
LL |     #![deny(mutable_borrow_reservation_conflict)]
   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
   = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>

error: aborting due to previous error