error[E0390]: cannot define inherent `impl` for a type outside of the crate where the type is defined
  --> $DIR/needs-has-incoherent-impls.rs:5:1
   |
LL | impl extern_crate::StructWithAttr {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: consider moving this inherent impl into the crate defining the type if possible
help: alternatively add `#[rustc_allow_incoherent_impl]` to the relevant impl items
  --> $DIR/needs-has-incoherent-impls.rs:7:5
   |
LL |     fn foo() {}
   |     ^^^^^^^^

error[E0390]: cannot define inherent `impl` for a type outside of the crate where the type is defined
  --> $DIR/needs-has-incoherent-impls.rs:13:1
   |
LL | impl extern_crate::StructNoAttr {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: consider moving this inherent impl into the crate defining the type if possible
help: alternatively add `#[rustc_has_incoherent_inherent_impls]` to the type and `#[rustc_allow_incoherent_impl]` to the relevant impl items
  --> $DIR/needs-has-incoherent-impls.rs:13:1
   |
LL | impl extern_crate::StructNoAttr {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error[E0390]: cannot define inherent `impl` for a type outside of the crate where the type is defined
  --> $DIR/needs-has-incoherent-impls.rs:17:1
   |
LL | impl extern_crate::StructNoAttr {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: consider moving this inherent impl into the crate defining the type if possible
help: alternatively add `#[rustc_has_incoherent_inherent_impls]` to the type and `#[rustc_allow_incoherent_impl]` to the relevant impl items
  --> $DIR/needs-has-incoherent-impls.rs:17:1
   |
LL | impl extern_crate::StructNoAttr {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error[E0390]: cannot define inherent `impl` for a type outside of the crate where the type is defined
  --> $DIR/needs-has-incoherent-impls.rs:22:1
   |
LL | impl extern_crate::EnumWithAttr {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: consider moving this inherent impl into the crate defining the type if possible
help: alternatively add `#[rustc_allow_incoherent_impl]` to the relevant impl items
  --> $DIR/needs-has-incoherent-impls.rs:24:5
   |
LL |     fn foo() {}
   |     ^^^^^^^^

error[E0390]: cannot define inherent `impl` for a type outside of the crate where the type is defined
  --> $DIR/needs-has-incoherent-impls.rs:30:1
   |
LL | impl extern_crate::EnumNoAttr {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: consider moving this inherent impl into the crate defining the type if possible
help: alternatively add `#[rustc_has_incoherent_inherent_impls]` to the type and `#[rustc_allow_incoherent_impl]` to the relevant impl items
  --> $DIR/needs-has-incoherent-impls.rs:30:1
   |
LL | impl extern_crate::EnumNoAttr {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error[E0390]: cannot define inherent `impl` for a type outside of the crate where the type is defined
  --> $DIR/needs-has-incoherent-impls.rs:34:1
   |
LL | impl extern_crate::EnumNoAttr {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: consider moving this inherent impl into the crate defining the type if possible
help: alternatively add `#[rustc_has_incoherent_inherent_impls]` to the type and `#[rustc_allow_incoherent_impl]` to the relevant impl items
  --> $DIR/needs-has-incoherent-impls.rs:34:1
   |
LL | impl extern_crate::EnumNoAttr {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: aborting due to 6 previous errors

For more information about this error, try `rustc --explain E0390`.