error[E0277]: `&std::slice::Iter<'_, {integer}>` is not an iterator
  --> $DIR/invalid-suggest-deref-issue-127590.rs:6:54
   |
LL |     for (src, dest) in std::iter::zip(fields.iter(), &variant.iter()) {
   |                        --------------                ^^^^^^^^^^^^^^^ `&std::slice::Iter<'_, {integer}>` is not an iterator
   |                        |
   |                        required by a bound introduced by this call
   |
   = help: the trait `Iterator` is not implemented for `&std::slice::Iter<'_, {integer}>`, which is required by `&std::slice::Iter<'_, {integer}>: IntoIterator`
   = note: required for `&std::slice::Iter<'_, {integer}>` to implement `IntoIterator`
note: required by a bound in `std::iter::zip`
  --> $SRC_DIR/core/src/iter/adapters/zip.rs:LL:COL
help: consider removing the leading `&`-reference
   |
LL -     for (src, dest) in std::iter::zip(fields.iter(), &variant.iter()) {
LL +     for (src, dest) in std::iter::zip(fields.iter(), variant.iter()) {
   |

error[E0277]: `&std::slice::Iter<'_, {integer}>` is not an iterator
  --> $DIR/invalid-suggest-deref-issue-127590.rs:6:24
   |
LL |     for (src, dest) in std::iter::zip(fields.iter(), &variant.iter()) {
   |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `&std::slice::Iter<'_, {integer}>` is not an iterator
   |
   = help: the trait `Iterator` is not implemented for `&std::slice::Iter<'_, {integer}>`, which is required by `Zip<std::slice::Iter<'_, {integer}>, &std::slice::Iter<'_, {integer}>>: IntoIterator`
   = help: the trait `Iterator` is implemented for `std::slice::Iter<'_, T>`
   = note: required for `Zip<std::slice::Iter<'_, {integer}>, &std::slice::Iter<'_, {integer}>>` to implement `Iterator`
   = note: required for `Zip<std::slice::Iter<'_, {integer}>, &std::slice::Iter<'_, {integer}>>` to implement `IntoIterator`

error[E0277]: `&std::slice::Iter<'_, {integer}>` is not an iterator
  --> $DIR/invalid-suggest-deref-issue-127590.rs:13:54
   |
LL |     for (src, dest) in std::iter::zip(fields.iter(), &variant.iter().clone()) {
   |                        --------------                ^^^^^^^^^^^^^^^^^^^^^^^ `&std::slice::Iter<'_, {integer}>` is not an iterator
   |                        |
   |                        required by a bound introduced by this call
   |
   = help: the trait `Iterator` is not implemented for `&std::slice::Iter<'_, {integer}>`, which is required by `&std::slice::Iter<'_, {integer}>: IntoIterator`
   = note: required for `&std::slice::Iter<'_, {integer}>` to implement `IntoIterator`
note: required by a bound in `std::iter::zip`
  --> $SRC_DIR/core/src/iter/adapters/zip.rs:LL:COL
help: consider removing the leading `&`-reference
   |
LL -     for (src, dest) in std::iter::zip(fields.iter(), &variant.iter().clone()) {
LL +     for (src, dest) in std::iter::zip(fields.iter(), variant.iter().clone()) {
   |

error[E0277]: `&std::slice::Iter<'_, {integer}>` is not an iterator
  --> $DIR/invalid-suggest-deref-issue-127590.rs:13:24
   |
LL |     for (src, dest) in std::iter::zip(fields.iter(), &variant.iter().clone()) {
   |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `&std::slice::Iter<'_, {integer}>` is not an iterator
   |
   = help: the trait `Iterator` is not implemented for `&std::slice::Iter<'_, {integer}>`, which is required by `Zip<std::slice::Iter<'_, {integer}>, &std::slice::Iter<'_, {integer}>>: IntoIterator`
   = help: the trait `Iterator` is implemented for `std::slice::Iter<'_, T>`
   = note: required for `Zip<std::slice::Iter<'_, {integer}>, &std::slice::Iter<'_, {integer}>>` to implement `Iterator`
   = note: required for `Zip<std::slice::Iter<'_, {integer}>, &std::slice::Iter<'_, {integer}>>` to implement `IntoIterator`

error: aborting due to 4 previous errors

For more information about this error, try `rustc --explain E0277`.