error[E0499]: cannot borrow `foo.bar1` as mutable more than once at a time --> $DIR/borrowck-borrow-from-stack-variable.rs:28:22 | 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 | *bar1; LL | } | - first borrow ends here error[E0502]: cannot borrow `foo.bar1` as immutable because it is also borrowed as mutable --> $DIR/borrowck-borrow-from-stack-variable.rs:35:18 | LL | let bar1 = &mut foo.bar1; | -------- mutable borrow occurs here LL | let _bar2 = &foo.bar1; //~ ERROR cannot borrow | ^^^^^^^^ immutable borrow occurs here LL | *bar1; LL | } | - mutable borrow ends here error[E0502]: cannot borrow `foo.bar1` as mutable because it is also borrowed as immutable --> $DIR/borrowck-borrow-from-stack-variable.rs:42:22 | LL | let bar1 = &foo.bar1; | -------- immutable borrow occurs here LL | let _bar2 = &mut foo.bar1; //~ ERROR cannot borrow | ^^^^^^^^ mutable borrow occurs here LL | *bar1; LL | } | - immutable borrow ends here error[E0499]: cannot borrow `foo.bar1` as mutable more than once at a time --> $DIR/borrowck-borrow-from-stack-variable.rs:71:21 | 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-borrow-from-stack-variable.rs:80:18 | 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-borrow-from-stack-variable.rs:81:18 | 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 | *bar1; LL | } | - mutable borrow ends here error[E0499]: cannot borrow `foo.bar1` as mutable more than once at a time --> $DIR/borrowck-borrow-from-stack-variable.rs:88:22 | 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 | *bar1; LL | } | - first borrow ends here error[E0499]: cannot borrow `foo` as mutable more than once at a time --> $DIR/borrowck-borrow-from-stack-variable.rs:95:22 | 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 | *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-borrow-from-stack-variable.rs:102:22 | LL | let bar1 = &foo.bar1.int1; | ------------- immutable borrow occurs here LL | let _foo1 = &mut foo.bar1; //~ ERROR cannot borrow | ^^^^^^^^ mutable borrow occurs here LL | *bar1; LL | } | - immutable borrow ends here error[E0502]: cannot borrow `foo` as mutable because `foo.bar1.int1` is also borrowed as immutable --> $DIR/borrowck-borrow-from-stack-variable.rs:109:22 | LL | let bar1 = &foo.bar1.int1; | ------------- immutable borrow occurs here LL | let _foo2 = &mut foo; //~ ERROR cannot borrow | ^^^ mutable borrow occurs here LL | *bar1; LL | } | - immutable borrow ends here error[E0596]: cannot borrow field `foo.bar1` of immutable binding as mutable --> $DIR/borrowck-borrow-from-stack-variable.rs:130:21 | LL | let foo = make_foo(); | --- help: make this binding mutable: `mut foo` 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`.