error: this item has an invalid `clippy::version` attribute
  --> $DIR/check_clippy_version_attribute.rs:40:1
   |
LL | / declare_tool_lint! {
LL | |     #[clippy::version = "1.2.3.4.5.6"]
LL | |     pub clippy::INVALID_ONE,
LL | |     Warn,
LL | |     "One",
LL | |     report_in_external_macro: true
LL | | }
   | |_^
   |
note: the lint level is defined here
  --> $DIR/check_clippy_version_attribute.rs:1:9
   |
LL | #![deny(clippy::internal)]
   |         ^^^^^^^^^^^^^^^^
   = note: `#[deny(clippy::invalid_clippy_version_attribute)]` implied by `#[deny(clippy::internal)]`
   = help: please use a valid semantic version, see `doc/adding_lints.md`
   = note: this error originates in the macro `$crate::declare_tool_lint` which comes from the expansion of the macro `declare_tool_lint` (in Nightly builds, run with -Z macro-backtrace for more info)

error: this item has an invalid `clippy::version` attribute
  --> $DIR/check_clippy_version_attribute.rs:48:1
   |
LL | / declare_tool_lint! {
LL | |     #[clippy::version = "I'm a string"]
LL | |     pub clippy::INVALID_TWO,
LL | |     Warn,
LL | |     "Two",
LL | |     report_in_external_macro: true
LL | | }
   | |_^
   |
   = help: please use a valid semantic version, see `doc/adding_lints.md`
   = note: this error originates in the macro `$crate::declare_tool_lint` which comes from the expansion of the macro `declare_tool_lint` (in Nightly builds, run with -Z macro-backtrace for more info)

error: this lint is missing the `clippy::version` attribute or version value
  --> $DIR/check_clippy_version_attribute.rs:59:1
   |
LL | / declare_tool_lint! {
LL | |     #[clippy::version]
LL | |     pub clippy::MISSING_ATTRIBUTE_ONE,
LL | |     Warn,
LL | |     "Two",
LL | |     report_in_external_macro: true
LL | | }
   | |_^
   |
   = note: `#[deny(clippy::missing_clippy_version_attribute)]` implied by `#[deny(clippy::internal)]`
   = help: please use a `clippy::version` attribute, see `doc/adding_lints.md`
   = note: this error originates in the macro `$crate::declare_tool_lint` which comes from the expansion of the macro `declare_tool_lint` (in Nightly builds, run with -Z macro-backtrace for more info)

error: this lint is missing the `clippy::version` attribute or version value
  --> $DIR/check_clippy_version_attribute.rs:67:1
   |
LL | / declare_tool_lint! {
LL | |     pub clippy::MISSING_ATTRIBUTE_TWO,
LL | |     Warn,
LL | |     "Two",
LL | |     report_in_external_macro: true
LL | | }
   | |_^
   |
   = help: please use a `clippy::version` attribute, see `doc/adding_lints.md`
   = note: this error originates in the macro `$crate::declare_tool_lint` which comes from the expansion of the macro `declare_tool_lint` (in Nightly builds, run with -Z macro-backtrace for more info)

error: aborting due to 4 previous errors