error[E0107]: trait takes at most 2 generic arguments but 5 generic arguments were supplied --> $DIR/issue-101739-2.rs:17:14 | LL | Dst: TransmuteFrom< | ^^^^^^^^^^^^^ expected at most 2 generic arguments ... LL | ASSUME_ALIGNMENT, | _________________________________- LL | | ASSUME_LIFETIMES, LL | | ASSUME_VALIDITY, LL | | ASSUME_VISIBILITY, | |_________________________________- help: remove the unnecessary generic arguments error: aborting due to 1 previous error For more information about this error, try `rustc --explain E0107`.