warning: mutable reference of mutable static is discouraged --> $DIR/issue-55492-borrowck-migrate-scans-parents.rs:12:16 | LL | c1(&mut Y); | ^^^^^^ mutable reference of mutable static | = note: for more information, see issue #114447 = note: reference of mutable static is a hard error from 2024 edition = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior = note: `#[warn(static_mut_ref)]` on by default help: mutable references are dangerous since if there's any other pointer or reference used for that static while the reference lives, that's UB; use `addr_of_mut!` instead to create a raw pointer | LL | c1(addr_of_mut!(Y)); | ~~~~~~~~~~~~~~~ warning: mutable reference of mutable static is discouraged --> $DIR/issue-55492-borrowck-migrate-scans-parents.rs:27:16 | LL | c1(&mut Z); | ^^^^^^ mutable reference of mutable static | = note: for more information, see issue #114447 = note: reference of mutable static is a hard error from 2024 edition = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior help: mutable references are dangerous since if there's any other pointer or reference used for that static while the reference lives, that's UB; use `addr_of_mut!` instead to create a raw pointer | LL | c1(addr_of_mut!(Z)); | ~~~~~~~~~~~~~~~ warning: mutable reference of mutable static is discouraged --> $DIR/issue-55492-borrowck-migrate-scans-parents.rs:64:37 | LL | borrowck_closures_unique::e(&mut X); | ^^^^^^ mutable reference of mutable static | = note: for more information, see issue #114447 = note: reference of mutable static is a hard error from 2024 edition = note: mutable statics can be written to by multiple threads: aliasing violations or data races will cause undefined behavior help: mutable references are dangerous since if there's any other pointer or reference used for that static while the reference lives, that's UB; use `addr_of_mut!` instead to create a raw pointer | LL | borrowck_closures_unique::e(addr_of_mut!(X)); | ~~~~~~~~~~~~~~~ error[E0594]: cannot assign to `x`, as it is not declared as mutable --> $DIR/issue-55492-borrowck-migrate-scans-parents.rs:9:46 | LL | pub fn e(x: &'static mut isize) { | - help: consider changing this to be mutable: `mut x` LL | static mut Y: isize = 3; LL | let mut c1 = |y: &'static mut isize| x = y; | ^^^^^ cannot assign error[E0594]: cannot assign to `x`, as it is not declared as mutable --> $DIR/issue-55492-borrowck-migrate-scans-parents.rs:22:50 | LL | pub fn ee(x: &'static mut isize) { | - help: consider changing this to be mutable: `mut x` ... LL | let mut c2 = |y: &'static mut isize| x = y; | ^^^^^ cannot assign error[E0594]: cannot assign to `x`, as it is not declared as mutable --> $DIR/issue-55492-borrowck-migrate-scans-parents.rs:37:13 | LL | pub fn capture_assign_whole(x: (i32,)) { | - help: consider changing this to be mutable: `mut x` LL | || { LL | x = (1,); | ^^^^^^^^ cannot assign error[E0594]: cannot assign to `x.0`, as `x` is not declared as mutable --> $DIR/issue-55492-borrowck-migrate-scans-parents.rs:43:13 | LL | pub fn capture_assign_part(x: (i32,)) { | - help: consider changing this to be mutable: `mut x` LL | || { LL | x.0 = 1; | ^^^^^^^ cannot assign error[E0596]: cannot borrow `x` as mutable, as it is not declared as mutable --> $DIR/issue-55492-borrowck-migrate-scans-parents.rs:49:13 | LL | pub fn capture_reborrow_whole(x: (i32,)) { | - help: consider changing this to be mutable: `mut x` LL | || { LL | &mut x; | ^^^^^^ cannot borrow as mutable error[E0596]: cannot borrow `x.0` as mutable, as `x` is not declared as mutable --> $DIR/issue-55492-borrowck-migrate-scans-parents.rs:55:13 | LL | pub fn capture_reborrow_part(x: (i32,)) { | - help: consider changing this to be mutable: `mut x` LL | || { LL | &mut x.0; | ^^^^^^^^ cannot borrow as mutable error: aborting due to 6 previous errors; 3 warnings emitted Some errors have detailed explanations: E0594, E0596. For more information about an error, try `rustc --explain E0594`.