error[E0425]: cannot find value `meows` in this scope --> $DIR/class-missing-self.rs:9:7 | LL | meows += 1; | ^^^^^ help: you might have meant to use the available field: `self.meows` error[E0425]: cannot find function `sleep` in this scope --> $DIR/class-missing-self.rs:10:7 | LL | sleep(); | ^^^^^ not found in this scope | help: consider using the associated function | LL | self.sleep(); | +++++ help: consider importing this function | LL + use std::thread::sleep; | error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0425`.