1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
error: inherent impls cannot be `default`
--> $DIR/validation.rs:7:14
|
LL | default impl S {}
| ------- ^ inherent impl for this type
| |
| `default` because of this
|
= note: only trait implementations may be annotated with `default`
warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes
--> $DIR/validation.rs:2:12
|
LL | #![feature(specialization)]
| ^^^^^^^^^^^^^^
|
= note: see issue #31844 <https://github.com/rust-lang/rust/issues/31844> for more information
= help: consider using `min_specialization` instead, which is more stable and complete
= note: `#[warn(incomplete_features)]` on by default
error: impls of auto traits cannot be default
--> $DIR/validation.rs:9:21
|
LL | default unsafe impl Send for S {}
| ------- ^^^^ auto trait
| |
| default because of this
error[E0277]: `S` cannot be sent between threads safely
--> $DIR/validation.rs:9:1
|
LL | default unsafe impl Send for S {}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `S` cannot be sent between threads safely
|
= help: the trait `Send` is not implemented for `S`
= help: the trait `Send` is implemented for `S`
= help: see issue #48214
help: add `#![feature(trivial_bounds)]` to the crate attributes to enable
|
LL + #![feature(trivial_bounds)]
|
error: impls of auto traits cannot be default
--> $DIR/validation.rs:11:15
|
LL | default impl !Send for Z {}
| ------- ^^^^ auto trait
| |
| default because of this
error[E0750]: negative impls cannot be default impls
--> $DIR/validation.rs:11:1
|
LL | default impl !Send for Z {}
| ^^^^^^^ ^
error[E0750]: negative impls cannot be default impls
--> $DIR/validation.rs:15:1
|
LL | default impl !Tr for S {}
| ^^^^^^^ ^
error: aborting due to 6 previous errors; 1 warning emitted
Some errors have detailed explanations: E0277, E0750.
For more information about an error, try `rustc --explain E0277`.
|
