DefId(0:3 ~ thir_tree[7aaa]::main): params: [ ] body: Expr { ty: () temp_lifetime: Some(Node(2)) span: $DIR/thir-tree.rs:4:15: 4:17 (#0) kind: Scope { region_scope: Destruction(2) lint_level: Inherited value: Expr { ty: () temp_lifetime: Some(Node(2)) span: $DIR/thir-tree.rs:4:15: 4:17 (#0) kind: Scope { region_scope: Node(2) lint_level: Explicit(HirId(DefId(0:3 ~ thir_tree[7aaa]::main).2)) value: Expr { ty: () temp_lifetime: Some(Node(2)) span: $DIR/thir-tree.rs:4:15: 4:17 (#0) kind: Block { targeted_by_break: false opt_destruction_scope: None span: $DIR/thir-tree.rs:4:15: 4:17 (#0) region_scope: Node(1) safety_mode: Safe stmts: [] expr: [] } } } } } }