error[E0499]: cannot borrow `foo.bar1` as mutable more than once at a time --> $DIR/borrowck-reborrow-from-mut.rs:13:22 | LL | let _bar1 = &mut foo.bar1; | -------- first mutable borrow occurs here LL | let _bar2 = &mut foo.bar1; //~ ERROR cannot borrow | ^^^^^^^^ second mutable borrow occurs here LL | use_mut(_bar1); LL | } | - first borrow ends here error[E0502]: cannot borrow `foo.bar1` as immutable because it is also borrowed as mutable --> $DIR/borrowck-reborrow-from-mut.rs:18:18 | LL | let _bar1 = &mut foo.bar1; | -------- mutable borrow occurs here LL | let _bar2 = &foo.bar1; //~ ERROR cannot borrow | ^^^^^^^^ immutable borrow occurs here LL | use_mut(_bar1); LL | } | - mutable borrow ends here error[E0502]: cannot borrow `foo.bar1` as mutable because it is also borrowed as immutable --> $DIR/borrowck-reborrow-from-mut.rs:23:22 | LL | let _bar1 = &foo.bar1; | -------- immutable borrow occurs here LL | let _bar2 = &mut foo.bar1; //~ ERROR cannot borrow | ^^^^^^^^ mutable borrow occurs here LL | use_imm(_bar1); LL | } | - immutable borrow ends here error[E0499]: cannot borrow `foo.bar1` as mutable more than once at a time --> $DIR/borrowck-reborrow-from-mut.rs:45:21 | LL | let _bar1 = &mut foo.bar1; | -------- first mutable borrow occurs here LL | match *foo { LL | Foo { bar1: ref mut _bar1, bar2: _ } => {} | ^^^^^^^^^^^^^ second mutable borrow occurs here ... LL | } | - first borrow ends here error[E0502]: cannot borrow `foo.bar1` as immutable because `foo.bar1.int1` is also borrowed as mutable --> $DIR/borrowck-reborrow-from-mut.rs:52:18 | LL | let _bar1 = &mut foo.bar1.int1; | ------------- mutable borrow occurs here LL | let _foo1 = &foo.bar1; //~ ERROR cannot borrow | ^^^^^^^^ immutable borrow occurs here ... LL | } | - mutable borrow ends here error[E0502]: cannot borrow `*foo` as immutable because `foo.bar1.int1` is also borrowed as mutable --> $DIR/borrowck-reborrow-from-mut.rs:53:18 | LL | let _bar1 = &mut foo.bar1.int1; | ------------- mutable borrow occurs here LL | let _foo1 = &foo.bar1; //~ ERROR cannot borrow LL | let _foo2 = &*foo; //~ ERROR cannot borrow | ^^^^ immutable borrow occurs here LL | use_mut(_bar1); LL | } | - mutable borrow ends here error[E0499]: cannot borrow `foo.bar1` as mutable more than once at a time --> $DIR/borrowck-reborrow-from-mut.rs:58:22 | LL | let _bar1 = &mut foo.bar1.int1; | ------------- first mutable borrow occurs here LL | let _foo1 = &mut foo.bar1; //~ ERROR cannot borrow | ^^^^^^^^ second mutable borrow occurs here LL | use_mut(_bar1); LL | } | - first borrow ends here error[E0499]: cannot borrow `*foo` as mutable more than once at a time --> $DIR/borrowck-reborrow-from-mut.rs:63:22 | LL | let _bar1 = &mut foo.bar1.int1; | ------------- first mutable borrow occurs here LL | let _foo2 = &mut *foo; //~ ERROR cannot borrow | ^^^^ second mutable borrow occurs here LL | use_mut(_bar1); LL | } | - first borrow ends here error[E0502]: cannot borrow `foo.bar1` as mutable because `foo.bar1.int1` is also borrowed as immutable --> $DIR/borrowck-reborrow-from-mut.rs:68:22 | LL | let _bar1 = &foo.bar1.int1; | ------------- immutable borrow occurs here LL | let _foo1 = &mut foo.bar1; //~ ERROR cannot borrow | ^^^^^^^^ mutable borrow occurs here LL | use_imm(_bar1); LL | } | - immutable borrow ends here error[E0502]: cannot borrow `*foo` as mutable because `foo.bar1.int1` is also borrowed as immutable --> $DIR/borrowck-reborrow-from-mut.rs:73:22 | LL | let _bar1 = &foo.bar1.int1; | ------------- immutable borrow occurs here LL | let _foo2 = &mut *foo; //~ ERROR cannot borrow | ^^^^ mutable borrow occurs here LL | use_imm(_bar1); LL | } | - immutable borrow ends here error[E0596]: cannot borrow field `foo.bar1` of immutable binding as mutable --> $DIR/borrowck-reborrow-from-mut.rs:88:22 | LL | fn borrow_mut_from_imm(foo: &Foo) { | ---- use `&mut Foo` here to make mutable LL | let _bar1 = &mut foo.bar1; //~ ERROR cannot borrow | ^^^^^^^^ cannot mutably borrow field of immutable binding error: aborting due to 11 previous errors Some errors occurred: E0499, E0502, E0596. For more information about an error, try `rustc --explain E0499`.