warning: unexpected `cfg` condition name: `list_all_well_known_cfgs`
  --> $DIR/well-known-names.rs:8:7
   |
LL | #[cfg(list_all_well_known_cfgs)]
   |       ^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: expected names are: `clippy`
`contract_checks`
`debug_assertions`
`doc`
`doctest`
`fmt_debug`
`miri`
`overflow_checks`
`panic`
`proc_macro`
`relocation_model`
`rustfmt`
`sanitize`
`sanitizer_cfi_generalize_pointers`
`sanitizer_cfi_normalize_integers`
`target_abi`
`target_arch`
`target_endian`
`target_env`
`target_family`
`target_feature`
`target_has_atomic`
`target_has_atomic_equal_alignment`
`target_has_atomic_load_store`
`target_os`
`target_pointer_width`
`target_thread_local`
`target_vendor`
`ub_checks`
`unix`, and `windows`
   = help: to expect this configuration use `--check-cfg=cfg(list_all_well_known_cfgs)`
   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg.html> for more information about checking conditional configuration
   = note: `#[warn(unexpected_cfgs)]` on by default

warning: unexpected `cfg` condition name: `target_oz`
  --> $DIR/well-known-names.rs:12:7
   |
LL | #[cfg(target_oz = "linux")]
   |       ^^^^^^^^^^^^^^^^^^^
   |
   = help: to expect this configuration use `--check-cfg=cfg(target_oz, values("linux"))`
   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg.html> for more information about checking conditional configuration
help: there is a config with a similar name and value
   |
LL - #[cfg(target_oz = "linux")]
LL + #[cfg(target_os = "linux")]
   |

warning: unexpected `cfg` condition name: `features`
  --> $DIR/well-known-names.rs:19:7
   |
LL | #[cfg(features = "foo")]
   |       ^^^^^^^^^^^^^^^^
   |
   = help: to expect this configuration use `--check-cfg=cfg(features, values("foo"))`
   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg.html> for more information about checking conditional configuration

warning: unexpected `cfg` condition name: `feature`
  --> $DIR/well-known-names.rs:23:7
   |
LL | #[cfg(feature = "foo")]
   |       ^^^^^^^^^^^^^^^
   |
   = help: to expect this configuration use `--check-cfg=cfg(feature, values("foo"))`
   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg.html> for more information about checking conditional configuration

warning: unexpected `cfg` condition name: `uniw`
  --> $DIR/well-known-names.rs:27:7
   |
LL | #[cfg(uniw)]
   |       ^^^^ help: there is a config with a similar name: `unix`
   |
   = help: to expect this configuration use `--check-cfg=cfg(uniw)`
   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg.html> for more information about checking conditional configuration

warning: 5 warnings emitted