error[E0277]: the trait bound `usize: GlobalAlloc` is not satisfied --> $DIR/not-an-allocator.rs:2:11 | LL | #[global_allocator] | ------------------- in this procedural macro expansion LL | static A: usize = 0; | ^^^^^ the trait `GlobalAlloc` is not implemented for `usize` | = help: the trait `GlobalAlloc` is implemented for `System` = note: this error originates in the attribute macro `global_allocator` (in Nightly builds, run with -Z macro-backtrace for more info) error[E0277]: the trait bound `usize: GlobalAlloc` is not satisfied --> $DIR/not-an-allocator.rs:2:11 | LL | #[global_allocator] | ------------------- in this procedural macro expansion LL | static A: usize = 0; | ^^^^^ the trait `GlobalAlloc` is not implemented for `usize` | = help: the trait `GlobalAlloc` is implemented for `System` = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` = note: this error originates in the attribute macro `global_allocator` (in Nightly builds, run with -Z macro-backtrace for more info) error[E0277]: the trait bound `usize: GlobalAlloc` is not satisfied --> $DIR/not-an-allocator.rs:2:11 | LL | #[global_allocator] | ------------------- in this procedural macro expansion LL | static A: usize = 0; | ^^^^^ the trait `GlobalAlloc` is not implemented for `usize` | = help: the trait `GlobalAlloc` is implemented for `System` = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` = note: this error originates in the attribute macro `global_allocator` (in Nightly builds, run with -Z macro-backtrace for more info) error[E0277]: the trait bound `usize: GlobalAlloc` is not satisfied --> $DIR/not-an-allocator.rs:2:11 | LL | #[global_allocator] | ------------------- in this procedural macro expansion LL | static A: usize = 0; | ^^^^^ the trait `GlobalAlloc` is not implemented for `usize` | = help: the trait `GlobalAlloc` is implemented for `System` = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` = note: this error originates in the attribute macro `global_allocator` (in Nightly builds, run with -Z macro-backtrace for more info) error: aborting due to 4 previous errors For more information about this error, try `rustc --explain E0277`.