|  | 
| 1 |  | -warning: argument must be of the form: `expected = "error message"` | 
| 2 |  | -  --> $DIR/test-should-panic-attr.rs:11:1 | 
|  | 1 | +error[E0539]: malformed `should_panic` attribute input | 
|  | 2 | +  --> $DIR/test-should-panic-attr.rs:10:1 | 
| 3 | 3 |    | | 
| 4 | 4 | LL | #[should_panic(expected)] | 
| 5 |  | -   | ^^^^^^^^^^^^^^^^^^^^^^^^^ | 
|  | 5 | +   | ^^^^^^^^^^^^^^^--------^^ | 
|  | 6 | +   |                | | 
|  | 7 | +   |                expected this to be of the form `expected = "..."` | 
|  | 8 | +   | | 
|  | 9 | +help: try changing it to one of the following valid forms of the attribute | 
|  | 10 | +   | | 
|  | 11 | +LL - #[should_panic(expected)] | 
|  | 12 | +LL + #[should_panic = "reason"] | 
|  | 13 | +   | | 
|  | 14 | +LL | #[should_panic(expected = "reason")] | 
|  | 15 | +   |                         ++++++++++ | 
|  | 16 | +LL - #[should_panic(expected)] | 
|  | 17 | +LL + #[should_panic] | 
| 6 | 18 |    | | 
| 7 |  | -   = note: errors in this attribute were erroneously allowed and will become a hard error in a future release | 
| 8 | 19 | 
 | 
| 9 |  | -warning: argument must be of the form: `expected = "error message"` | 
|  | 20 | +error[E0539]: malformed `should_panic` attribute input | 
| 10 | 21 |   --> $DIR/test-should-panic-attr.rs:18:1 | 
| 11 | 22 |    | | 
| 12 | 23 | LL | #[should_panic(expect)] | 
| 13 |  | -   | ^^^^^^^^^^^^^^^^^^^^^^^ | 
|  | 24 | +   | ^^^^^^^^^^^^^^--------^ | 
|  | 25 | +   |               | | 
|  | 26 | +   |               the only valid argument here is "expected" | 
|  | 27 | +   | | 
|  | 28 | +help: try changing it to one of the following valid forms of the attribute | 
|  | 29 | +   | | 
|  | 30 | +LL - #[should_panic(expect)] | 
|  | 31 | +LL + #[should_panic = "reason"] | 
|  | 32 | +   | | 
|  | 33 | +LL | #[should_panic(expected = "reason")] | 
|  | 34 | +   |                      +++++++++++++ | 
|  | 35 | +LL - #[should_panic(expect)] | 
|  | 36 | +LL + #[should_panic] | 
| 14 | 37 |    | | 
| 15 |  | -   = note: errors in this attribute were erroneously allowed and will become a hard error in a future release | 
| 16 | 38 | 
 | 
| 17 |  | -warning: argument must be of the form: `expected = "error message"` | 
| 18 |  | -  --> $DIR/test-should-panic-attr.rs:25:1 | 
|  | 39 | +error[E0539]: malformed `should_panic` attribute input | 
|  | 40 | +  --> $DIR/test-should-panic-attr.rs:26:1 | 
| 19 | 41 |    | | 
| 20 | 42 | LL | #[should_panic(expected(foo, bar))] | 
| 21 |  | -   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
|  | 43 | +   | ^^^^^^^^^^^^^^^------------------^^ | 
|  | 44 | +   |                | | 
|  | 45 | +   |                expected this to be of the form `expected = "..."` | 
|  | 46 | +   | | 
|  | 47 | +help: try changing it to one of the following valid forms of the attribute | 
|  | 48 | +   | | 
|  | 49 | +LL - #[should_panic(expected(foo, bar))] | 
|  | 50 | +LL + #[should_panic = "reason"] | 
|  | 51 | +   | | 
|  | 52 | +LL - #[should_panic(expected(foo, bar))] | 
|  | 53 | +LL + #[should_panic(expected = "reason")] | 
|  | 54 | +   | | 
|  | 55 | +LL - #[should_panic(expected(foo, bar))] | 
|  | 56 | +LL + #[should_panic] | 
| 22 | 57 |    | | 
| 23 |  | -   = note: errors in this attribute were erroneously allowed and will become a hard error in a future release | 
| 24 | 58 | 
 | 
| 25 |  | -warning: argument must be of the form: `expected = "error message"` | 
| 26 |  | -  --> $DIR/test-should-panic-attr.rs:32:1 | 
|  | 59 | +error[E0805]: malformed `should_panic` attribute input | 
|  | 60 | +  --> $DIR/test-should-panic-attr.rs:34:1 | 
| 27 | 61 |    | | 
| 28 | 62 | LL | #[should_panic(expected = "foo", bar)] | 
| 29 |  | -   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | 
|  | 63 | +   | ^^^^^^^^^^^^^^-----------------------^ | 
|  | 64 | +   |               | | 
|  | 65 | +   |               expected a single argument here | 
|  | 66 | +   | | 
|  | 67 | +help: try changing it to one of the following valid forms of the attribute | 
|  | 68 | +   | | 
|  | 69 | +LL - #[should_panic(expected = "foo", bar)] | 
|  | 70 | +LL + #[should_panic = "reason"] | 
|  | 71 | +   | | 
|  | 72 | +LL - #[should_panic(expected = "foo", bar)] | 
|  | 73 | +LL + #[should_panic(expected = "reason")] | 
|  | 74 | +   | | 
|  | 75 | +LL - #[should_panic(expected = "foo", bar)] | 
|  | 76 | +LL + #[should_panic] | 
| 30 | 77 |    | | 
| 31 |  | -   = note: errors in this attribute were erroneously allowed and will become a hard error in a future release | 
| 32 | 78 | 
 | 
| 33 |  | -warning: 4 warnings emitted | 
|  | 79 | +error: aborting due to 4 previous errors | 
| 34 | 80 | 
 | 
|  | 81 | +Some errors have detailed explanations: E0539, E0805. | 
|  | 82 | +For more information about an error, try `rustc --explain E0539`. | 
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