error[E0381]: assign to part of possibly uninitialized variable: `s` --> $DIR/issue-21232-partial-init-and-use.rs:99:5 | LL | s.x = 10; s.y = Box::new(20); | ^^^^^^^^ use of possibly uninitialized `s` error[E0381]: assign to part of possibly uninitialized variable: `t` --> $DIR/issue-21232-partial-init-and-use.rs:106:5 | LL | t.0 = 10; t.1 = Box::new(20); | ^^^^^^^^ use of possibly uninitialized `t` error[E0382]: assign to part of moved value: `s` --> $DIR/issue-21232-partial-init-and-use.rs:113:5 | LL | let mut s: S = S::new(); drop(s); | ----- - value moved here | | | move occurs because `s` has type `S>`, which does not implement the `Copy` trait LL | s.x = 10; s.y = Box::new(20); | ^^^^^^^^ value partially assigned here after move error[E0382]: assign to part of moved value: `t` --> $DIR/issue-21232-partial-init-and-use.rs:120:5 | LL | let mut t: T = (0, Box::new(0)); drop(t); | ----- - value moved here | | | move occurs because `t` has type `(u32, std::boxed::Box)`, which does not implement the `Copy` trait LL | t.0 = 10; t.1 = Box::new(20); | ^^^^^^^^ value partially assigned here after move error[E0381]: assign to part of possibly uninitialized variable: `s` --> $DIR/issue-21232-partial-init-and-use.rs:127:5 | LL | s.x = 10; | ^^^^^^^^ use of possibly uninitialized `s` error[E0381]: assign to part of possibly uninitialized variable: `t` --> $DIR/issue-21232-partial-init-and-use.rs:134:5 | LL | t.0 = 10; | ^^^^^^^^ use of possibly uninitialized `t` error[E0382]: assign to part of moved value: `s` --> $DIR/issue-21232-partial-init-and-use.rs:141:5 | LL | let mut s: S = S::new(); drop(s); | ----- - value moved here | | | move occurs because `s` has type `S>`, which does not implement the `Copy` trait LL | s.x = 10; | ^^^^^^^^ value partially assigned here after move error[E0382]: assign to part of moved value: `t` --> $DIR/issue-21232-partial-init-and-use.rs:148:5 | LL | let mut t: T = (0, Box::new(0)); drop(t); | ----- - value moved here | | | move occurs because `t` has type `(u32, std::boxed::Box)`, which does not implement the `Copy` trait LL | t.0 = 10; | ^^^^^^^^ value partially assigned here after move error[E0381]: assign to part of possibly uninitialized variable: `s` --> $DIR/issue-21232-partial-init-and-use.rs:155:5 | LL | s.x = 10; | ^^^^^^^^ use of possibly uninitialized `s` error[E0381]: assign to part of possibly uninitialized variable: `t` --> $DIR/issue-21232-partial-init-and-use.rs:162:5 | LL | t.0 = 10; | ^^^^^^^^ use of possibly uninitialized `t` error[E0381]: assign to part of possibly uninitialized variable: `q` --> $DIR/issue-21232-partial-init-and-use.rs:178:5 | LL | q.r.f.x = 10; q.r.f.y = Box::new(20); | ^^^^^^^^^^^^ use of possibly uninitialized `q.r.f` error[E0381]: assign to part of possibly uninitialized variable: `q` --> $DIR/issue-21232-partial-init-and-use.rs:185:5 | LL | q.r.f.0 = 10; q.r.f.1 = Box::new(20); | ^^^^^^^^^^^^ use of possibly uninitialized `q.r.f` error[E0382]: assign to part of moved value: `q.r` --> $DIR/issue-21232-partial-init-and-use.rs:192:5 | LL | let mut q: Q> = Q::new(S::new()); drop(q.r); | --- value moved here LL | q.r.f.x = 10; q.r.f.y = Box::new(20); | ^^^^^^^^^^^^ value partially assigned here after move | = note: move occurs because `q.r` has type `R>>`, which does not implement the `Copy` trait error[E0382]: assign to part of moved value: `q.r` --> $DIR/issue-21232-partial-init-and-use.rs:199:5 | LL | let mut q: Q = Q::new((0, Box::new(0))); drop(q.r); | --- value moved here LL | q.r.f.0 = 10; q.r.f.1 = Box::new(20); | ^^^^^^^^^^^^ value partially assigned here after move | = note: move occurs because `q.r` has type `R<(u32, std::boxed::Box)>`, which does not implement the `Copy` trait error[E0381]: assign to part of possibly uninitialized variable: `q` --> $DIR/issue-21232-partial-init-and-use.rs:206:5 | LL | q.r.f.x = 10; | ^^^^^^^^^^^^ use of possibly uninitialized `q.r.f` error[E0381]: assign to part of possibly uninitialized variable: `q` --> $DIR/issue-21232-partial-init-and-use.rs:213:5 | LL | q.r.f.0 = 10; | ^^^^^^^^^^^^ use of possibly uninitialized `q.r.f` error[E0382]: assign to part of moved value: `q.r` --> $DIR/issue-21232-partial-init-and-use.rs:220:5 | LL | let mut q: Q> = Q::new(S::new()); drop(q.r); | --- value moved here LL | q.r.f.x = 10; | ^^^^^^^^^^^^ value partially assigned here after move | = note: move occurs because `q.r` has type `R>>`, which does not implement the `Copy` trait error[E0382]: assign to part of moved value: `q.r` --> $DIR/issue-21232-partial-init-and-use.rs:227:5 | LL | let mut q: Q = Q::new((0, Box::new(0))); drop(q.r); | --- value moved here LL | q.r.f.0 = 10; | ^^^^^^^^^^^^ value partially assigned here after move | = note: move occurs because `q.r` has type `R<(u32, std::boxed::Box)>`, which does not implement the `Copy` trait error[E0381]: assign to part of possibly uninitialized variable: `q` --> $DIR/issue-21232-partial-init-and-use.rs:234:5 | LL | q.r.f.x = 10; | ^^^^^^^^^^^^ use of possibly uninitialized `q.r.f` error[E0381]: assign to part of possibly uninitialized variable: `q` --> $DIR/issue-21232-partial-init-and-use.rs:241:5 | LL | q.r.f.0 = 10; | ^^^^^^^^^^^^ use of possibly uninitialized `q.r.f` error[E0382]: assign to part of moved value: `c` --> $DIR/issue-21232-partial-init-and-use.rs:259:13 | LL | let mut c = (1, "".to_owned()); | ----- move occurs because `c` has type `(i32, std::string::String)`, which does not implement the `Copy` trait LL | match c { LL | c2 => { | -- value moved here LL | c.0 = 2; | ^^^^^^^ value partially assigned here after move error[E0382]: assign to part of moved value: `c` --> $DIR/issue-21232-partial-init-and-use.rs:269:13 | LL | let mut c = (1, (1, "".to_owned())); | ----- move occurs because `c` has type `(i32, (i32, std::string::String))`, which does not implement the `Copy` trait LL | match c { LL | c2 => { | -- value moved here LL | (c.1).0 = 2; | ^^^^^^^^^^^ value partially assigned here after move error[E0382]: assign to part of moved value: `c.1` --> $DIR/issue-21232-partial-init-and-use.rs:277:13 | LL | c2 => { | -- value moved here LL | ((c.1).1).0 = 3; | ^^^^^^^^^^^^^^^ value partially assigned here after move | = note: move occurs because `c.1` has type `(i32, (i32, std::string::String))`, which does not implement the `Copy` trait error: aborting due to 23 previous errors Some errors have detailed explanations: E0381, E0382. For more information about an error, try `rustc --explain E0381`.