src/test/ui/feature-gates/issue-43106-gating-of-builtin-attrs.stderr

warning: unknown lint: `x5400`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:52:9
   |
LL | #![warn(x5400)]
   |         ^^^^^
   |
note: the lint level is defined here
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:39:28
   |
LL | #![warn(unused_attributes, unknown_lints)]
   |                            ^^^^^^^^^^^^^

warning: unknown lint: `x5300`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:53:10
   |
LL | #![allow(x5300)]
   |          ^^^^^

warning: unknown lint: `x5200`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:54:11
   |
LL | #![forbid(x5200)]
   |           ^^^^^

warning: unknown lint: `x5100`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:55:9
   |
LL | #![deny(x5100)]
   |         ^^^^^

warning: unknown lint: `x5400`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:110:8
   |
LL | #[warn(x5400)]
   |        ^^^^^

warning: unknown lint: `x5400`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:113:25
   |
LL |     mod inner { #![warn(x5400)] }
   |                         ^^^^^

warning: unknown lint: `x5400`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:116:12
   |
LL |     #[warn(x5400)] fn f() { }
   |            ^^^^^

warning: unknown lint: `x5400`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:119:12
   |
LL |     #[warn(x5400)] struct S;
   |            ^^^^^

warning: unknown lint: `x5400`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:122:12
   |
LL |     #[warn(x5400)] type T = S;
   |            ^^^^^

warning: unknown lint: `x5400`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:125:12
   |
LL |     #[warn(x5400)] impl S { }
   |            ^^^^^

warning: unknown lint: `x5300`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:129:9
   |
LL | #[allow(x5300)]
   |         ^^^^^

warning: unknown lint: `x5300`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:132:26
   |
LL |     mod inner { #![allow(x5300)] }
   |                          ^^^^^

warning: unknown lint: `x5300`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:135:13
   |
LL |     #[allow(x5300)] fn f() { }
   |             ^^^^^

warning: unknown lint: `x5300`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:138:13
   |
LL |     #[allow(x5300)] struct S;
   |             ^^^^^

warning: unknown lint: `x5300`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:141:13
   |
LL |     #[allow(x5300)] type T = S;
   |             ^^^^^

warning: unknown lint: `x5300`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:144:13
   |
LL |     #[allow(x5300)] impl S { }
   |             ^^^^^

warning: unknown lint: `x5200`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:148:10
   |
LL | #[forbid(x5200)]
   |          ^^^^^

warning: unknown lint: `x5200`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:151:27
   |
LL |     mod inner { #![forbid(x5200)] }
   |                           ^^^^^

warning: unknown lint: `x5200`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:154:14
   |
LL |     #[forbid(x5200)] fn f() { }
   |              ^^^^^

warning: unknown lint: `x5200`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:157:14
   |
LL |     #[forbid(x5200)] struct S;
   |              ^^^^^

warning: unknown lint: `x5200`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:160:14
   |
LL |     #[forbid(x5200)] type T = S;
   |              ^^^^^

warning: unknown lint: `x5200`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:163:14
   |
LL |     #[forbid(x5200)] impl S { }
   |              ^^^^^

warning: unknown lint: `x5100`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:167:8
   |
LL | #[deny(x5100)]
   |        ^^^^^

warning: unknown lint: `x5100`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:170:25
   |
LL |     mod inner { #![deny(x5100)] }
   |                         ^^^^^

warning: unknown lint: `x5100`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:173:12
   |
LL |     #[deny(x5100)] fn f() { }
   |            ^^^^^

warning: unknown lint: `x5100`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:176:12
   |
LL |     #[deny(x5100)] struct S;
   |            ^^^^^

warning: unknown lint: `x5100`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:179:12
   |
LL |     #[deny(x5100)] type T = S;
   |            ^^^^^

warning: unknown lint: `x5100`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:182:12
   |
LL |     #[deny(x5100)] impl S { }
   |            ^^^^^

warning: `#[macro_escape]` is a deprecated synonym for `#[macro_use]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:440:17
   |
LL |     mod inner { #![macro_escape] }
   |                 ^^^^^^^^^^^^^^^^
   |
   = help: try an outer attribute: `#[macro_use]`

warning: `#[macro_escape]` is a deprecated synonym for `#[macro_use]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:437:1
   |
LL | #[macro_escape]
   | ^^^^^^^^^^^^^^^

warning: use of deprecated attribute `plugin_registrar`: compiler plugins are deprecated. See https://github.com/rust-lang/rust/pull/64675
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:227:17
   |
LL |     mod inner { #![plugin_registrar] }
   |                 ^^^^^^^^^^^^^^^^^^^^ help: may be removed in a future compiler version
   |
   = note: `#[warn(deprecated)]` on by default

warning: use of deprecated attribute `plugin_registrar`: compiler plugins are deprecated. See https://github.com/rust-lang/rust/pull/64675
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:235:5
   |
LL |     #[plugin_registrar] struct S;
   |     ^^^^^^^^^^^^^^^^^^^ help: may be removed in a future compiler version

warning: use of deprecated attribute `plugin_registrar`: compiler plugins are deprecated. See https://github.com/rust-lang/rust/pull/64675
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:240:5
   |
LL |     #[plugin_registrar] type T = S;
   |     ^^^^^^^^^^^^^^^^^^^ help: may be removed in a future compiler version

warning: use of deprecated attribute `plugin_registrar`: compiler plugins are deprecated. See https://github.com/rust-lang/rust/pull/64675
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:245:5
   |
LL |     #[plugin_registrar] impl S { }
   |     ^^^^^^^^^^^^^^^^^^^ help: may be removed in a future compiler version

warning: use of deprecated attribute `plugin_registrar`: compiler plugins are deprecated. See https://github.com/rust-lang/rust/pull/64675
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:222:1
   |
LL | #[plugin_registrar]
   | ^^^^^^^^^^^^^^^^^^^ help: may be removed in a future compiler version

warning: use of deprecated attribute `plugin_registrar`: compiler plugins are deprecated. See https://github.com/rust-lang/rust/pull/64675
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:45:1
   |
LL | #![plugin_registrar]
   | ^^^^^^^^^^^^^^^^^^^^ help: may be removed in a future compiler version

warning: use of deprecated attribute `crate_id`: no longer used.
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:90:1
   |
LL | #![crate_id = "10"]
   | ^^^^^^^^^^^^^^^^^^^ help: remove this attribute

warning: use of deprecated attribute `no_start`: no longer used.
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:99:1
   |
LL | #![no_start]
   | ^^^^^^^^^^^^ help: remove this attribute

warning: attribute should be applied to a function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:332:1
   |
LL |   #[no_mangle]
   |   ^^^^^^^^^^^^
...
LL | / mod no_mangle {
LL | |
LL | |     mod inner { #![no_mangle] }
LL | |
...  |
LL | |
LL | | }
   | |_- not a function or static
   |
note: the lint level is defined here
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:39:9
   |
LL | #![warn(unused_attributes, unknown_lints)]
   |         ^^^^^^^^^^^^^^^^^
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a function
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:499:1
   |
LL |   #[cold]
   |   ^^^^^^^
...
LL | / mod cold {
LL | |
LL | |
LL | |     mod inner { #![cold] }
...  |
LL | |
LL | | }
   | |_- not a function
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a foreign function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:528:1
   |
LL |   #[link_name = "1900"]
   |   ^^^^^^^^^^^^^^^^^^^^^
...
LL | / mod link_name {
LL | |
LL | |
LL | |     #[link_name = "1900"]
...  |
LL | |
LL | | }
   | |_- not a foreign function or static
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:567:1
   |
LL |   #[link_section = "1800"]
   |   ^^^^^^^^^^^^^^^^^^^^^^^^
...
LL | / mod link_section {
LL | |
LL | |
LL | |     mod inner { #![link_section="1800"] }
...  |
LL | |
LL | | }
   | |_- not a function or static
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a function
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:68:1
   |
LL | #![cold]
   | ^^^^^^^^
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a foreign function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:72:1
   |
LL | #![link_name = "1900"]
   | ^^^^^^^^^^^^^^^^^^^^^^
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:75:1
   |
LL | #![link_section = "1800"]
   | ^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:337:17
   |
LL |     mod inner { #![no_mangle] }
   |     ------------^^^^^^^^^^^^^-- not a function or static
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:344:5
   |
LL |     #[no_mangle] struct S;
   |     ^^^^^^^^^^^^ --------- not a function or static
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:349:5
   |
LL |     #[no_mangle] type T = S;
   |     ^^^^^^^^^^^^ ----------- not a function or static
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:354:5
   |
LL |     #[no_mangle] impl S { }
   |     ^^^^^^^^^^^^ ---------- not a function or static
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a function
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:505:17
   |
LL |     mod inner { #![cold] }
   |     ------------^^^^^^^^-- not a function
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a function
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:512:5
   |
LL |     #[cold] struct S;
   |     ^^^^^^^ --------- not a function
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a function
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:517:5
   |
LL |     #[cold] type T = S;
   |     ^^^^^^^ ----------- not a function
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a function
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:522:5
   |
LL |     #[cold] impl S { }
   |     ^^^^^^^ ---------- not a function
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a foreign function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:534:5
   |
LL |     #[link_name = "1900"]
   |     ^^^^^^^^^^^^^^^^^^^^^
...
LL |     extern "C" { }
   |     -------------- not a foreign function or static
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
help: try `#[link(name = "1900")]` instead
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:534:5
   |
LL |     #[link_name = "1900"]
   |     ^^^^^^^^^^^^^^^^^^^^^

warning: attribute should be applied to a foreign function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:541:17
   |
LL |     mod inner { #![link_name="1900"] }
   |     ------------^^^^^^^^^^^^^^^^^^^^-- not a foreign function or static
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a foreign function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:546:5
   |
LL |     #[link_name = "1900"] fn f() { }
   |     ^^^^^^^^^^^^^^^^^^^^^ ---------- not a foreign function or static
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a foreign function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:551:5
   |
LL |     #[link_name = "1900"] struct S;
   |     ^^^^^^^^^^^^^^^^^^^^^ --------- not a foreign function or static
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a foreign function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:556:5
   |
LL |     #[link_name = "1900"] type T = S;
   |     ^^^^^^^^^^^^^^^^^^^^^ ----------- not a foreign function or static
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a foreign function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:561:5
   |
LL |     #[link_name = "1900"] impl S { }
   |     ^^^^^^^^^^^^^^^^^^^^^ ---------- not a foreign function or static
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:573:17
   |
LL |     mod inner { #![link_section="1800"] }
   |     ------------^^^^^^^^^^^^^^^^^^^^^^^-- not a function or static
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:580:5
   |
LL |     #[link_section = "1800"] struct S;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^ --------- not a function or static
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:585:5
   |
LL |     #[link_section = "1800"] type T = S;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^ ----------- not a function or static
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: attribute should be applied to a function or static
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:590:5
   |
LL |     #[link_section = "1800"] impl S { }
   |     ^^^^^^^^^^^^^^^^^^^^^^^^ ---------- not a function or static
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!

warning: the feature `rust1` has been stable since 1.0.0 and no longer requires an attribute to enable
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:95:12
   |
LL | #![feature(rust1)]
   |            ^^^^^
   |
   = note: `#[warn(stable_features)]` on by default

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:45:1
   |
LL | #![plugin_registrar]
   | ^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:59:1
   |
LL | #![should_panic]
   | ^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:60:1
   |
LL | #![ignore]
   | ^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:66:1
   |
LL | #![proc_macro_derive()]
   | ^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:190:5
   |
LL |     #[macro_use] fn f() { }
   |     ^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:193:5
   |
LL |     #[macro_use] struct S;
   |     ^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:196:5
   |
LL |     #[macro_use] type T = S;
   |     ^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:199:5
   |
LL |     #[macro_use] impl S { }
   |     ^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:203:1
   |
LL | #[macro_export]
   | ^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:206:17
   |
LL |     mod inner { #![macro_export] }
   |                 ^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:209:5
   |
LL |     #[macro_export] fn f() { }
   |     ^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:212:5
   |
LL |     #[macro_export] struct S;
   |     ^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:215:5
   |
LL |     #[macro_export] type T = S;
   |     ^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:218:5
   |
LL |     #[macro_export] impl S { }
   |     ^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:222:1
   |
LL | #[plugin_registrar]
   | ^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:227:17
   |
LL |     mod inner { #![plugin_registrar] }
   |                 ^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:235:5
   |
LL |     #[plugin_registrar] struct S;
   |     ^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:240:5
   |
LL |     #[plugin_registrar] type T = S;
   |     ^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:245:5
   |
LL |     #[plugin_registrar] impl S { }
   |     ^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:300:5
   |
LL |     #[path = "3800"] fn f() { }
   |     ^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:303:5
   |
LL |     #[path = "3800"]  struct S;
   |     ^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:306:5
   |
LL |     #[path = "3800"] type T = S;
   |     ^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:309:5
   |
LL |     #[path = "3800"] impl S { }
   |     ^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:313:1
   |
LL | #[automatically_derived]
   | ^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:316:17
   |
LL |     mod inner { #![automatically_derived] }
   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:319:5
   |
LL |     #[automatically_derived] fn f() { }
   |     ^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:322:5
   |
LL |     #[automatically_derived] struct S;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:325:5
   |
LL |     #[automatically_derived] type T = S;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:328:5
   |
LL |     #[automatically_derived] impl S { }
   |     ^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:360:1
   |
LL | #[should_panic]
   | ^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:363:17
   |
LL |     mod inner { #![should_panic] }
   |                 ^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:366:5
   |
LL |     #[should_panic] fn f() { }
   |     ^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:369:5
   |
LL |     #[should_panic] struct S;
   |     ^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:372:5
   |
LL |     #[should_panic] type T = S;
   |     ^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:375:5
   |
LL |     #[should_panic] impl S { }
   |     ^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:379:1
   |
LL | #[ignore]
   | ^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:382:17
   |
LL |     mod inner { #![ignore] }
   |                 ^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:385:5
   |
LL |     #[ignore] fn f() { }
   |     ^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:388:5
   |
LL |     #[ignore] struct S;
   |     ^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:391:5
   |
LL |     #[ignore] type T = S;
   |     ^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:394:5
   |
LL |     #[ignore] impl S { }
   |     ^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:398:1
   |
LL | #[no_implicit_prelude]
   | ^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:401:17
   |
LL |     mod inner { #![no_implicit_prelude] }
   |                 ^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:404:5
   |
LL |     #[no_implicit_prelude] fn f() { }
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:407:5
   |
LL |     #[no_implicit_prelude] struct S;
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:410:5
   |
LL |     #[no_implicit_prelude] type T = S;
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:413:5
   |
LL |     #[no_implicit_prelude] impl S { }
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:417:1
   |
LL | #[reexport_test_harness_main = "2900"]
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:420:17
   |
LL |     mod inner { #![reexport_test_harness_main="2900"] }
   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:423:5
   |
LL |     #[reexport_test_harness_main = "2900"] fn f() { }
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:426:5
   |
LL |     #[reexport_test_harness_main = "2900"] struct S;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:429:5
   |
LL |     #[reexport_test_harness_main = "2900"] type T = S;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:432:5
   |
LL |     #[reexport_test_harness_main = "2900"] impl S { }
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:444:5
   |
LL |     #[macro_escape] fn f() { }
   |     ^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:447:5
   |
LL |     #[macro_escape] struct S;
   |     ^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:450:5
   |
LL |     #[macro_escape] type T = S;
   |     ^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:453:5
   |
LL |     #[macro_escape] impl S { }
   |     ^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:457:1
   |
LL | #[no_std]
   | ^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:457:1
   |
LL | #[no_std]
   | ^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:461:17
   |
LL |     mod inner { #![no_std] }
   |                 ^^^^^^^^^^

warning: crate-level attribute should be in the root module
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:461:17
   |
LL |     mod inner { #![no_std] }
   |                 ^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:465:5
   |
LL |     #[no_std] fn f() { }
   |     ^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:465:5
   |
LL |     #[no_std] fn f() { }
   |     ^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:469:5
   |
LL |     #[no_std] struct S;
   |     ^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:469:5
   |
LL |     #[no_std] struct S;
   |     ^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:473:5
   |
LL |     #[no_std] type T = S;
   |     ^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:473:5
   |
LL |     #[no_std] type T = S;
   |     ^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:477:5
   |
LL |     #[no_std] impl S { }
   |     ^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:477:5
   |
LL |     #[no_std] impl S { }
   |     ^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:658:1
   |
LL | #[crate_name = "0900"]
   | ^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:658:1
   |
LL | #[crate_name = "0900"]
   | ^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:662:17
   |
LL |     mod inner { #![crate_name="0900"] }
   |                 ^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be in the root module
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:662:17
   |
LL |     mod inner { #![crate_name="0900"] }
   |                 ^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:666:5
   |
LL |     #[crate_name = "0900"] fn f() { }
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:666:5
   |
LL |     #[crate_name = "0900"] fn f() { }
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:670:5
   |
LL |     #[crate_name = "0900"] struct S;
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:670:5
   |
LL |     #[crate_name = "0900"] struct S;
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:674:5
   |
LL |     #[crate_name = "0900"] type T = S;
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:674:5
   |
LL |     #[crate_name = "0900"] type T = S;
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:678:5
   |
LL |     #[crate_name = "0900"] impl S { }
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:678:5
   |
LL |     #[crate_name = "0900"] impl S { }
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:683:1
   |
LL | #[crate_type = "0800"]
   | ^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:683:1
   |
LL | #[crate_type = "0800"]
   | ^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:687:17
   |
LL |     mod inner { #![crate_type="0800"] }
   |                 ^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be in the root module
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:687:17
   |
LL |     mod inner { #![crate_type="0800"] }
   |                 ^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:691:5
   |
LL |     #[crate_type = "0800"] fn f() { }
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:691:5
   |
LL |     #[crate_type = "0800"] fn f() { }
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:695:5
   |
LL |     #[crate_type = "0800"] struct S;
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:695:5
   |
LL |     #[crate_type = "0800"] struct S;
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:699:5
   |
LL |     #[crate_type = "0800"] type T = S;
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:699:5
   |
LL |     #[crate_type = "0800"] type T = S;
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:703:5
   |
LL |     #[crate_type = "0800"] impl S { }
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:703:5
   |
LL |     #[crate_type = "0800"] impl S { }
   |     ^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:708:1
   |
LL | #[feature(x0600)]
   | ^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:708:1
   |
LL | #[feature(x0600)]
   | ^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:712:17
   |
LL |     mod inner { #![feature(x0600)] }
   |                 ^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be in the root module
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:712:17
   |
LL |     mod inner { #![feature(x0600)] }
   |                 ^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:716:5
   |
LL |     #[feature(x0600)] fn f() { }
   |     ^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:716:5
   |
LL |     #[feature(x0600)] fn f() { }
   |     ^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:720:5
   |
LL |     #[feature(x0600)] struct S;
   |     ^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:720:5
   |
LL |     #[feature(x0600)] struct S;
   |     ^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:724:5
   |
LL |     #[feature(x0600)] type T = S;
   |     ^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:724:5
   |
LL |     #[feature(x0600)] type T = S;
   |     ^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:728:5
   |
LL |     #[feature(x0600)] impl S { }
   |     ^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:728:5
   |
LL |     #[feature(x0600)] impl S { }
   |     ^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:734:1
   |
LL | #[no_main]
   | ^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:734:1
   |
LL | #[no_main]
   | ^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:738:17
   |
LL |     mod inner { #![no_main] }
   |                 ^^^^^^^^^^^

warning: crate-level attribute should be in the root module
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:738:17
   |
LL |     mod inner { #![no_main] }
   |                 ^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:742:5
   |
LL |     #[no_main] fn f() { }
   |     ^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:742:5
   |
LL |     #[no_main] fn f() { }
   |     ^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:746:5
   |
LL |     #[no_main] struct S;
   |     ^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:746:5
   |
LL |     #[no_main] struct S;
   |     ^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:750:5
   |
LL |     #[no_main] type T = S;
   |     ^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:750:5
   |
LL |     #[no_main] type T = S;
   |     ^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:754:5
   |
LL |     #[no_main] impl S { }
   |     ^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:754:5
   |
LL |     #[no_main] impl S { }
   |     ^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:772:1
   |
LL | #[recursion_limit="0200"]
   | ^^^^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:772:1
   |
LL | #[recursion_limit="0200"]
   | ^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:776:17
   |
LL |     mod inner { #![recursion_limit="0200"] }
   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be in the root module
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:776:17
   |
LL |     mod inner { #![recursion_limit="0200"] }
   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:780:5
   |
LL |     #[recursion_limit="0200"] fn f() { }
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:780:5
   |
LL |     #[recursion_limit="0200"] fn f() { }
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:784:5
   |
LL |     #[recursion_limit="0200"] struct S;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:784:5
   |
LL |     #[recursion_limit="0200"] struct S;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:788:5
   |
LL |     #[recursion_limit="0200"] type T = S;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:788:5
   |
LL |     #[recursion_limit="0200"] type T = S;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:792:5
   |
LL |     #[recursion_limit="0200"] impl S { }
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:792:5
   |
LL |     #[recursion_limit="0200"] impl S { }
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:797:1
   |
LL | #[type_length_limit="0100"]
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:797:1
   |
LL | #[type_length_limit="0100"]
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:801:17
   |
LL |     mod inner { #![type_length_limit="0100"] }
   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be in the root module
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:801:17
   |
LL |     mod inner { #![type_length_limit="0100"] }
   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:805:5
   |
LL |     #[type_length_limit="0100"] fn f() { }
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:805:5
   |
LL |     #[type_length_limit="0100"] fn f() { }
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:809:5
   |
LL |     #[type_length_limit="0100"] struct S;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:809:5
   |
LL |     #[type_length_limit="0100"] struct S;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:813:5
   |
LL |     #[type_length_limit="0100"] type T = S;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:813:5
   |
LL |     #[type_length_limit="0100"] type T = S;
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: unused attribute
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:817:5
   |
LL |     #[type_length_limit="0100"] impl S { }
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: crate-level attribute should be an inner attribute: add an exclamation mark: `#![foo]`
  --> $DIR/issue-43106-gating-of-builtin-attrs.rs:817:5
   |
LL |     #[type_length_limit="0100"] impl S { }
   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^

warning: 205 warnings emitted