src/test/ui/nll/polonius/assignment-to-differing-field.stderr

   1 error[E0499]: cannot borrow `list.0.value` as mutable more than once at a time
   2   --> $DIR/assignment-to-differing-field.rs:21:21
   3    |
   4 LL | fn assignment_to_field_projection<'a, T>(
   5    |                                   -- lifetime `'a` defined here
   6 ...
   7 LL |         result.push(&mut (list.0).value);
   8    |                     ^^^^^^^^^^^^^^^^^^^ `list.0.value` was mutably borrowed here in the previous iteration of the loop
   9 ...
  10 LL |             return result;
  11    |                    ------ returning this value requires that `list.0.value` is borrowed for `'a`
  12
  13 error[E0499]: cannot borrow `list.0.next` as mutable more than once at a time
  14   --> $DIR/assignment-to-differing-field.rs:24:26
  15    |
  16 LL | fn assignment_to_field_projection<'a, T>(
  17    |                                   -- lifetime `'a` defined here
  18 ...
  19 LL |         if let Some(n) = (list.0).next.as_mut() {
  20    |                          ^^^^^^^^^^^^^---------
  21    |                          |
  22    |                          `list.0.next` was mutably borrowed here in the previous iteration of the loop
  23    |                          argument requires that `list.0.next` is borrowed for `'a`
  24
  25 error[E0499]: cannot borrow `list.0.0.0.0.0.value` as mutable more than once at a time
  26   --> $DIR/assignment-to-differing-field.rs:38:21
  27    |
  28 LL | fn assignment_through_projection_chain<'a, T>(
  29    |                                        -- lifetime `'a` defined here
  30 ...
  31 LL |         result.push(&mut ((((list.0).0).0).0).0.value);
  32    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `list.0.0.0.0.0.value` was mutably borrowed here in the previous iteration of the loop
  33 ...
  34 LL |             return result;
  35    |                    ------ returning this value requires that `list.0.0.0.0.0.value` is borrowed for `'a`
  36
  37 error[E0499]: cannot borrow `list.0.0.0.0.0.next` as mutable more than once at a time
  38   --> $DIR/assignment-to-differing-field.rs:41:26
  39    |
  40 LL | fn assignment_through_projection_chain<'a, T>(
  41    |                                        -- lifetime `'a` defined here
  42 ...
  43 LL |         if let Some(n) = ((((list.0).0).0).0).0.next.as_mut() {
  44    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^---------
  45    |                          |
  46    |                          `list.0.0.0.0.0.next` was mutably borrowed here in the previous iteration of the loop
  47    |                          argument requires that `list.0.0.0.0.0.next` is borrowed for `'a`
  48
  49 error: aborting due to 4 previous errors
  50
  51 For more information about this error, try `rustc --explain E0499`.