error: operator precedence can trip the unwary --> precedence.rs:8:5 | 8 | 1 << 2 + 3; | ^^^^^^^^^^ help: consider parenthesizing your expression `1 << (2 + 3)` | = note: `-D precedence` implied by `-D warnings` error: operator precedence can trip the unwary --> precedence.rs:9:5 | 9 | 1 + 2 << 3; | ^^^^^^^^^^ help: consider parenthesizing your expression `(1 + 2) << 3` | = note: `-D precedence` implied by `-D warnings` error: operator precedence can trip the unwary --> precedence.rs:10:5 | 10 | 4 >> 1 + 1; | ^^^^^^^^^^ help: consider parenthesizing your expression `4 >> (1 + 1)` | = note: `-D precedence` implied by `-D warnings` error: operator precedence can trip the unwary --> precedence.rs:11:5 | 11 | 1 + 3 >> 2; | ^^^^^^^^^^ help: consider parenthesizing your expression `(1 + 3) >> 2` | = note: `-D precedence` implied by `-D warnings` error: operator precedence can trip the unwary --> precedence.rs:12:5 | 12 | 1 ^ 1 - 1; | ^^^^^^^^^ help: consider parenthesizing your expression `1 ^ (1 - 1)` | = note: `-D precedence` implied by `-D warnings` error: operator precedence can trip the unwary --> precedence.rs:13:5 | 13 | 3 | 2 - 1; | ^^^^^^^^^ help: consider parenthesizing your expression `3 | (2 - 1)` | = note: `-D precedence` implied by `-D warnings` error: operator precedence can trip the unwary --> precedence.rs:14:5 | 14 | 3 & 5 - 2; | ^^^^^^^^^ help: consider parenthesizing your expression `3 & (5 - 2)` | = note: `-D precedence` implied by `-D warnings` error: unary minus has lower precedence than method call --> precedence.rs:15:5 | 15 | -1i32.abs(); | ^^^^^^^^^^^ help: consider adding parentheses to clarify your intent `-(1i32.abs())` | = note: `-D precedence` implied by `-D warnings` error: unary minus has lower precedence than method call --> precedence.rs:16:5 | 16 | -1f32.abs(); | ^^^^^^^^^^^ help: consider adding parentheses to clarify your intent `-(1f32.abs())` | = note: `-D precedence` implied by `-D warnings` error: aborting due to previous error(s) To learn more, run the command again with --verbose.