async2.coverage

   LL|       |#![feature(coverage_attribute)]
   LL|       |#![feature(noop_waker)]
   LL|       |//@ edition: 2018
   LL|       |
   LL|       |//@ aux-build: executor.rs
   LL|       |extern crate executor;
   LL|       |
   LL|      1|fn non_async_func() {
   LL|      1|    println!("non_async_func was covered");
   LL|      1|    let b = true;
   LL|      1|    if b {
   LL|      1|        println!("non_async_func println in block");
   LL|      1|    }
                   ^0
   LL|      1|}
   LL|       |
   LL|      1|async fn async_func() {
   LL|      1|    println!("async_func was covered");
   LL|      1|    let b = true;
   LL|      1|    if b {
   LL|      1|        println!("async_func println in block");
   LL|      1|    }
                   ^0
   LL|      1|}
   LL|       |
   LL|      1|async fn async_func_just_println() {
   LL|      1|    println!("async_func_just_println was covered");
   LL|      1|}
   LL|       |
   LL|      1|fn main() {
   LL|      1|    println!("codecovsample::main");
   LL|      1|
   LL|      1|    non_async_func();
   LL|      1|
   LL|      1|    executor::block_on(async_func());
   LL|      1|    executor::block_on(async_func_just_println());
   LL|      1|}